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▣ Check sheet for SMT Process2TVEstabilished Date : 2007.02.18
Rev. Date : 2021.12.16
Version No. : 2.2
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Vendor :OHMLine : AllAuditor : Irfan, YogiActual Score: 100.0 Audit Date : 2023/10/24
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ItemY/N
(체크여부)
ProcessNo.QuestionCriterionDistributionComment
(모든 항목은 필히 Comment
및 Evidence 기입할 것)
Check비고
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1SMT 공정YManagement of SMT material1Do you check the BGA/IC/PCB vacuum packaging status?1. BGA/IC/PCB should income in vacuum packaging
(Use ESD prevention wrapping material and band)
○ : Compliance, ▲ : Middle, X : Non-Compliance1. Visual check of vacuum packaging status
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1SMT 공정YManagement of SMT material2Does MSL component manage the time based on standards?Incoming parts after vacuum packaging should check the moisture
(store the indicator card and manage history - 24Hr storage)
○ : Compliance, ▲ : Middle, X : Non-Compliance
1. Check the indicator card
2. Check at the site (MSL management sheet)
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SMT 공정YManagement of SMT material3Does it comply with BGA/IC/PCB management standards?After the production quantity is released, the remaining quantity should be immediately vacuum-packed (material warehouse)○ : Compliance, ▲ : Middle, X : Non-Compliance
Check compliance with standard
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SMT 공정YManagement of SMT material3Does it comply with BGA/IC/PCB management standards?2. The unpacked IC shipped from the field should be used within 24 hours
(time management by level)
○ : Compliance, ▲ : Middle, X : Non-Compliance
Check compliance with standard
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SMT 공정YManagement of SMT material3Does it comply with BGA/IC/PCB management standards?3. If not available within 24 hours
- Vacuum packaging and storage within 30 minutes after baking
(Refer standard of baking according to MSL level or requirements of maker)
*Opened ICs waiting for use are stored in a designated place
○ : Compliance, ▲ : Middle, X : Non-Compliance
Check compliance with standard
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SMT 공정YManagement of SMT material3Does it comply with BGA/IC/PCB management standards?4. The PCB should store on a flat surface○ : Compliance, ▲ : Middle, X : Non-Compliance
Check compliance with standard
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SMT 공정YManagement of SMT material4Is Tray IC managed by Part No.?Tray IC should use tag for identification Part No
It should manage history when repacking the tray (packaging date, time, quantity)
○ : Compliance, ▲ : Middle, X : Non-Compliance
Check Identification mark
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SMT 공정YManagement of SMT material5Do you comply with the warehouse temperature/humidity standards?1. Temperature (25±3℃), humidity 30~60%○ : Compliance, ▲ : Middle, X : Non-Compliance
Check at the site
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SMT 공정YManagement of SMT material5Do you comply with the warehouse temperature/humidity standards?. Check temperature/humidity check sheet (twice a day, day/night)○ : Compliance, ▲ : Middle, X : Non-Compliance
Check at the site
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SMT 공정YManagement of SMT material5Do you comply with the warehouse temperature/humidity standards?3. Temperature/humidity upper/lower limit should be managed○ : Compliance, ▲ : Middle, X : Non-Compliance
Check at the site
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SMT 공정YManagement of SMT material6Do you comply with first-in/first-out management when using materials?1. It should be managed first-in/first-out○ : Compliance, ▲ : Middle, X : Non-Compliance
1. Check the material incoming date
(shipping company month label)
2. Place materials in a structure that allows
first in / first out (recommended)
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SMT 공정YManagement of SMT material7Do you manage dry chamber temperature/humidity check sheet?1. Dry Chamber internal temperature/humidity
- Temperature: 25±5℃. Humidity: less than 10%
○ : Compliance, ▲ : Middle, X : Non-Compliance1. Check the calibration of temmometer and hygrometer
2. Check the temperature/humidity check sheet
3. Temperature/humidity can be checked without opening the chamber door
4. Close the door and check if it reaches 10% within an hour
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SMT 공정YManagement of SMT material7Do you manage dry chamber temperature/humidity check sheet?Temperature/humidity management by c/sheet : Twice a day (day/night)○ : Compliance, ▲ : Middle, X : Non-Compliance1. Check the calibration of temmometer and hygrometer
2. Check the temperature/humidity check sheet
3. Temperature/humidity can be checked without opening the chamber door
4. Close the door and check if it reaches 10% within an hour
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SMT 공정YManagement of SMT material7Do you manage dry chamber temperature/humidity check sheet?3. Temperature/humidity upper/lower limit should be managed○ : Compliance, ▲ : Middle, X : Non-Compliance1. Check the calibration of temmometer and hygrometer
2. Check the temperature/humidity check sheet
3. Temperature/humidity can be checked without opening the chamber door
4. Close the door and check if it reaches 10% within an hour
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SMT 공정YManagement of SMT material7Do you manage dry chamber temperature/humidity check sheet?4. Temperature/humidity can be checked without opening the equipment door○ : Compliance, ▲ : Middle, X : Non-Compliance1. Check the calibration of temmometer and hygrometer
2. Check the temperature/humidity check sheet
3. Temperature/humidity can be checked without opening the chamber door
4. Close the door and check if it reaches 10% within an hour
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SMT 공정YManagement of SMT material8Do you manage the incoming/outgoing of dry chamber equipment?In/out and time of equipment internal parts should be managed○ : Compliance, ▲ : Middle, X : Non-Compliance
Check the C/sheet
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SMT 공정YSolder Paste9Is the solder paste in/out managed?1. Income date / inputed date to refrigerator / Outgoing date to refrigerator / Mixing time / Opened date○ : Compliance, ▲ : Middle, X : Non-Compliance
Check the tag or system management check
1. Visual check, management by incoming date/lot
2. Check the validity period whichbe secured at least 2 months
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SMT 공정YSolder Paste9Is the solder paste in/out managed?2. It should be managed from storage to disposal○ : Compliance, ▲ : Middle, X : Non-Compliance
Check the tag or system management check
1. Visual check, management by incoming date/lot
2. Check the validity period whichbe secured at least 2 months
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SMT 공정YSolder Paste9Is the solder paste in/out managed?3. The validity period should be secured at least 2 months at the time of stock○ : Compliance, ▲ : Middle, X : Non-Compliance
Check the tag or system management check
1. Visual check, management by incoming date/lot
2. Check the validity period whichbe secured at least 2 months
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SMT 공정YSolder Paste10Does it comply with refrigerated storage standards?1. Refrigerator temperature: 1~10℃ (Recommended: 5±3℃ management)○ : Compliance, ▲ : Middle, X : Non-Compliance
1. Check the calibration of thermometer
2. Check Temperature C/Sheet
3. Check First in/first out
4. Check that High/low temperature solder classification management
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SMT 공정YSolder Paste10Does it comply with refrigerated storage standards?2. Temperature Check Sheet twice a day (recorded day/night)○ : Compliance, ▲ : Middle, X : Non-Compliance
1. Check the calibration of thermometer
2. Check Temperature C/Sheet
3. Check First in/first out
4. Check that High/low temperature solder classification management
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SMT 공정YSolder Paste10Does it comply with refrigerated storage standards?3. Temperature upper/lower limit should be managed○ : Compliance, ▲ : Middle, X : Non-Compliance
1. Check the calibration of thermometer
2. Check Temperature C/Sheet
3. Check First in/first out
4. Check that High/low temperature solder classification management
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SMT 공정YSolder Paste10Does it comply with refrigerated storage standards?4. It should be managed first-in/first-out○ : Compliance, ▲ : Middle, X : Non-Compliance
1. Check the calibration of thermometer
2. Check Temperature C/Sheet
3. Check First in/first out
4. Check that High/low temperature solder classification management
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SMT 공정YSolder Paste10Does it comply with refrigerated storage standards?5. high/low temperature solders should Separate and be managed○ : Compliance, ▲ : Middle, X : Non-Compliance
1. Check the calibration of thermometer
2. Check Temperature C/Sheet
3. Check First in/first out
4. Check that High/low temperature solder classification management
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SMT 공정YSolder Paste11Does the Solder Paste mix in machine?RPM management of mix machine
①400 RPM : 150 sec
②1,000 RPM : 45 sec
○ : Compliance, ▲ : Middle, X : Non-Compliance
Check at the site (manual or system)
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SMT 공정YSolder Paste12Do you comply with the conditions of use of Solder Paste?1. Storage in room temperature : 2 ~ 12 hour
(2Hour ↓ : Can't be used, 2~12Hour Not opened solder : Re-refrigerated,
12Hour ↑ : Disposal)
○ : Compliance, ▲ : Middle, X : Non-Compliance
Check the standards
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SMT 공정YSolder Paste12Do you comply with the conditions of use of Solder Paste?2. Remained solder after opening : Use within 12 hour
(12Hour ↓ : Re-refrigerated after sealing, 12Hour ↑ : Disposal)
○ : Compliance, ▲ : Middle, X : Non-Compliance
Check the standards
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SMT 공정YSolder Paste12Do you comply with the conditions of use of Solder Paste?3. Input to the screen printer : Use within 4 hour (4Hour ↑ : Disposal)○ : Compliance, ▲ : Middle, X : Non-Compliance
Check the standards
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SMT 공정YSolder Paste12Do you comply with the conditions of use of Solder Paste?4. Printed solder on PCB : Input SMT line within 2 hour
(2Hour ↑ : Re-print after cleaning)
○ : Compliance, ▲ : Middle, X : Non-Compliance
Check the standards
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SMT 공정YManagement of stencil13Do you have incoming inspection for stancil?1. 1:1 verification with Bare PCB and Stencil○ : Compliance, ▲ : Middle, X : Non-Compliance
Same-day inspection according to the incoming inspection report when stencil is first received
- Check the differences by 1:1 matching the stencil film and stencil attached to the incoming inspection report
- Be sure to verify that the PCB Version of Stencil Film is in its final state
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SMT 공정YManagement of stencil13Do you have incoming inspection for stancil?2. Sample ground measurement for representative openings
- Indicate representative parts (BGA, CHIP, CNT, etc.) on stencil report
- Sample 1 Point Measurement of Opening Marked on Stencil Report
○ : Compliance, ▲ : Middle, X : Non-Compliance
Same-day inspection according to the incoming inspection report when stencil is first received
- Check the differences by 1:1 matching the stencil film and stencil attached to the incoming inspection report
- Be sure to verify that the PCB Version of Stencil Film is in its final state
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SMT 공정YManagement of stencil13Do you have incoming inspection for stancil?3. Stencil Tension should measure when incoming stancil
(Spec: 0.65mm or less)
○ : Compliance, ▲ : Middle, X : Non-Compliance
Same-day inspection according to the incoming inspection report when stencil is first received
- Check the differences by 1:1 matching the stencil film and stencil attached to the incoming inspection report
- Be sure to verify that the PCB Version of Stencil Film is in its final state
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SMT 공정YManagement of stencil14Do you manage stencil input/output history?1. It should write in/out documents (write up used items/waste items)
- System use recommended
○ : Compliance, ▲ : Middle, X : Non-Compliance
Check the in/out documents
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SMT 공정YManagement of stencil15Is the storage condition of the stencil good?1. Storage location temperature management: 25±3℃○ : Compliance, ▲ : Middle, X : Non-Compliance
Check temperature and storage conditions
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SMT 공정YManagement of stencil15Is the storage condition of the stencil good?2. When storing stencils, should make a corrective action to prevent dust
- Stored in a storage box with wrapping for preventing dust
○ : Compliance, ▲ : Middle, X : Non-Compliance
Check temperature and storage conditions
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SMT 공정YManagement of stencil15Is the storage condition of the stencil good?3. It should store that separated by partitions so that the stencils do not touch each other and Stored vertically○ : Compliance, ▲ : Middle, X : Non-Compliance
Check temperature and storage conditions
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SMT 공정YManagement of stencil16Is the stored stencil clean? (Check hole clogging and residue)1. It should observe the inspection method after cleaning the stencil
(Cleaning → Air Gun → Magnifying glass_Minimum x 60)
○ : Compliance, ▲ : Middle, X : Non-Compliance
1. Check storage status of stencil
2. Check c/sheet of incoming inspection
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SMT 공정YManagement of stencil16Is the stored stencil clean? (Check hole clogging and residue)2. After cleaning, the inspection results and manage history should record○ : Compliance, ▲ : Middle, X : Non-Compliance
1. Check storage status of stencil
2. Check c/sheet of incoming inspection
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SMT 공정YManagement of stencil17Is the model for SVC classified?Stencil on MP and SVC model should be classified○ : Compliance, ▲ : Middle, X : Non-Compliance
Check storage status
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SMT 공정YManagement of stencil18Isn't the tape attached to the bottom of the stencil?Do not use tape attached to the lower side of the stencil○ : Compliance, ▲ : Middle, X : Non-ComplianceCheck that tape is attached by visual
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SMT 공정YSMT
Program
19Is the programing work systemized?Check the SMT Worksheet output○ : Compliance, ▲ : Middle, X : Non-Compliance
Check the SMT worksheet
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SMT 공정YSMT
Program
20Do you program with the latest data (BOM, CAD drawings)?1. Check the program for each W/O○ : Compliance, ▲ : Middle, X : Non-Compliance
Check ECO applied
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SMT 공정YSMT
Program
20Do you program with the latest data (BOM, CAD drawings)?2. Check the ECO application by W/O○ : Compliance, ▲ : Middle, X : Non-Compliance
Check ECO applied
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SMT 공정YIC Memory21(Common) Do you have work instructions for each IC?It should have a Own work instructions based on IC model○ : Compliance, ▲ : Middle, X : Non-Compliance
Check the own work instrucments
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SMT 공정YIC Memory22(Common) Are you performing sampling inspection of the copied model?One IC per tray should be inspected (manual inspection)○ : Compliance, ▲ : Middle, X : Non-Compliance
Check at the site
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SMT 공정YIC Memory23(Auto) Is the loading area of the copied model and the waiting model separated?The copy-completed model and the waiting model loading area should be separated○ : Compliance, ▲ : Middle, X : Non-Compliance
Check at the site
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SMT 공정YIC Memory24(Manual) Is the copy program the latest version?The program should be the latest version○ : Compliance, ▲ : Middle, X : Non-Compliance
Check the program version
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SMT 공정YIC Memory25When creating Bin file→ Project, is it compared with the Option (Device Setting) value and the work instructionsl?It should Match with the work instructions○ : Compliance, ▲ : Middle, X : Non-Compliance
Check the work instructions
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SMT 공정YScreen print26Do you manage the temperature inside the screen print M/C?1. Screen Print M/C internal temperature: 25±3℃○ : Compliance, ▲ : Middle, X : Non-Compliance
Check the check sheet
Check the calibration of temmometer and hygrometer
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SMT 공정YScreen print26Do you manage the temperature inside the screen print M/C?2. Check the temperature (twice a day, day/night)○ : Compliance, ▲ : Middle, X : Non-Compliance
Check the check sheet
Check the calibration of temmometer and hygrometer
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SMT 공정YScreen print26Do you manage the temperature inside the screen print M/C?emperature/humidity upper/lower limit should be managed○ : Compliance, ▲ : Middle, X : Non-Compliance
Check the check sheet
Check the calibration of temmometer and hygrometer
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SMT 공정YScreen print27Is there a device for removing foreign material from the PCB pad?1. Role tape dust removal equipment or Air Blowing or Brush installation○ : Compliance, ▲ : Middle, X : Non-Compliance
Check the equipment installed
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SMT 공정YScreen print28Do you check the squeegee condition status?1. Matters should not be felt when touching edge of Squeegee with hands
(scratch, damage of edge, etc.)
○ : Compliance, ▲ : Middle, X : Non-Compliance1. Check the squeegee replacement cycle
2. Use the surface plate[table] to test for light leakage
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SMT 공정YScreen print28Do you check the squeegee condition status?2. Checking & Cleaning cycle : Least once a day○ : Compliance, ▲ : Middle, X : Non-Compliance
Check the squeegee replacement cycle
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SMT 공정YScreen print29Is the area around the screen print M/C clean?Check clamp bending, contamination of solder residue○ : Compliance, ▲ : Middle, X : Non-ComplianceCheck the c/sheet
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SMT 공정YScreen print30Is the PCB Back-up Pin & Block location correct?1. Back-up JIG and actual setting location should match○ : Compliance, ▲ : Middle, X : Non-Compliance
1. Check the Back-up pin location
2. Check the back-up pin drawing for each PCB Part No
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SMT 공정YScreen print30Is the PCB Back-up Pin & Block location correct?2. Back-up pin JIG should be stored by PCB Part No.○ : Compliance, ▲ : Middle, X : Non-Compliance
1. Check the Back-up pin location
2. Check the back-up pin drawing for each PCB Part No
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SMT 공정YScreen print31Are the setting conditions good for printing?1. Have a condition table for each PCB P/N○ : Compliance, ▲ : Middle, X : Non-Compliance
1. Check whether equipment setting condition and condition table are the same
2. Check equipment setting conditions and condition table when changing models
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SMT 공정YScreen print31Are the setting conditions good for printing?2. Equipment setting conditions and condition table should be the same○ : Compliance, ▲ : Middle, X : Non-Compliance
1. Check whether equipment setting condition and condition table are the same
2. Check equipment setting conditions and condition table when changing models
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SMT 공정YScreen print32Does the screen print M/C automatically clean stencils?It shall have a conditional table or work guide for each model and be set up in the machine in the same way as specified conditions○ : Compliance, ▲ : Middle, X : Non-Compliance
Check the program setting
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SMT 공정YScreen print33Is the scoops only for solder in good condition?Check the scoops condition
- Do not put on stencil and do not put in alcohol
○ : Compliance, ▲ : Middle, X : Non-Compliance
Check the scoops condition
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SMT 공정YSPI
(Screen Print
Inspection)
34Does the P/N of the program and the P/N of the PCB match?P/N of the program should match P/N of the PCB○ : Compliance, ▲ : Middle, X : Non-Compliance
Check matching
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SMT 공정YSPI
(Screen Print
Inspection)
35When changing the model, do you check the printing status on the PCB?Check the printing status of the first 3 sheets
- Inspection standard: Printed volume 50 ~ 170%
(however, 0.4 Pitch↓, BGA IC: 30 ~ 170%)
○ : Compliance, ▲ : Middle, X : Non-Compliance
Check at the site
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SMT 공정YSPI
(Screen Print
Inspection)
36Do you comply with the standards for handling defective printing?Clean the Bare PCB with an eco-friendly cleaning agent (IPA and ethanol acceptance) and blow out the solider particles remaining on the top and surface of the PCB by air in the cleaning room.○ : Compliance, ▲ : Middle, X : Non-Compliance
Check the solder particles with a magnifying glass
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SMT 공정YSystem for
preventing insert error
37Do you use a system to prevent insert error?Scan management using GPTS or own insert error prevention system○ : Compliance, ▲ : Middle, X : Non-Compliance
Check GPTS / own insert error prevention system
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SMT 공정YSystem for
preventing insert error
38Do you comply with the scan cycle?1. Scan after feeder preparation work○ : Compliance, ▲ : Middle, X : Non-Compliance
Check GPTS / own insert error prevention system
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SMT 공정YSystem for
preventing insert error
38Do you comply with the scan cycle?2. Scan when model change○ : Compliance, ▲ : Middle, X : Non-Compliance
Check GPTS / own insert error prevention system
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SMT 공정YSystem for
preventing insert error
38Do you comply with the scan cycle?3. Scan when material connection work○ : Compliance, ▲ : Middle, X : Non-Compliance
Check GPTS / own insert error prevention system
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SMT 공정YSystem for
preventing insert error
39Do you comply with the material connection process?1. Mount the parts to the feeder according to the SMT Worksheet standard○ : Compliance, ▲ : Middle, X : Non-Compliance
Check at the site
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SMT 공정YSystem for
preventing insert error
39Do you comply with the material connection process?2. When exchanging materials, scan the material P/N on the feeder and scan the material P/N to be replaced (All Scan)○ : Compliance, ▲ : Middle, X : Non-Compliance
Check at the site
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SMT 공정YSystem for
preventing insert error
39Do you comply with the material connection process?3. Prohibition of connection outside the line
(Prohibition of connection in material warehouse and preparation work room)
○ : Compliance, ▲ : Middle, X : Non-Compliance
Check at the site
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SMT 공정YSystem for
preventing insert error
40Do you comply with remainder material management?1. Transfer of remainder material (transfer of remainder between companies)
- Measure capacity with LCR Meter and manage history
○ : Compliance, ▲ : Middle, X : Non-Compliance
Check c/sheet at the site
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SMT 공정YSystem for
preventing insert error
40Do you comply with remainder material management?2. Material division (one reel is divided into two or more)
- Measure capacity with LCR Meter and manage history
○ : Compliance, ▲ : Middle, X : Non-Compliance
Check c/sheet at the site
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SMT 공정YSystem for
preventing insert error
40Do you comply with remainder material management?3. Prohibit combining remainder materials (make 2 or more into one)
- Combining is prohibited and used in the remaining amount
(Part Lot No. may be different or work error may occur)
○ : Compliance, ▲ : Middle, X : Non-Compliance
Check c/sheet at the site
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SMT 공정YSystem for
preventing insert error
41Do you conduct a self/sequencial inspection?Set the scanning cycle during mass production
- Excluding small lot, at least once in the morning/afternoon
○ : Compliance, ▲ : Middle, X : Non-ComplianceCheck the system
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SMT 공정YSystem for
preventing insert error
42Are there any missing label scanning items?Items: Worker ID, Work sheet, Part P/N, Lot No○ : Compliance, ▲ : Middle, X : Non-ComplianceCheck the system
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SMT 공정YMounter43Does the production model match the work instruction?1. The Program should match work instruction○ : Compliance, ▲ : Middle, X : Non-Compliance
1. Check Program and List
2. Check ECO applied
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SMT 공정YMounter43Does the production model match the work instruction?2. Check the ECO applied○ : Compliance, ▲ : Middle, X : Non-Compliance
1. Check Program and List
2. Check ECO applied
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SMT 공정YMounter44Are there key management items and Is it provided?Key management items should manage in work instruction○ : Compliance, ▲ : Middle, X : Non-Compliance
Check the work instrucments
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SMT 공정YMounter45Do you manage part height by part maker?When changing the model, manage the height of each part maker○ : Compliance, ▲ : Middle, X : Non-Compliance
1. Check that whether the Z value of the parts and equipment being used is the same
Check the c/sheet of history (manually)
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SMT 공정YMounter46Do you clean the nozzle regulaly and manage vacuum pressure?1. Cycle: 1 time/week or more○ : Compliance, ▲ : Middle, X : Non-ComplianceCheck at the site
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SMT 공정YMounter46Do you clean the nozzle regulaly and manage vacuum pressure?2. Check vacuum pressure by each nozzle○ : Compliance, ▲ : Middle, X : Non-Compliance
Check at the site
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SMT 공정YMounter47Do you manage the tags (history) of each feeder?1. Same trouble history management for each feeder○ : Compliance, ▲ : Middle, X : Non-Compliance
Check the c/sheet
91
SMT 공정YMounter47Do you manage the tags (history) of each feeder?2. Calibrates if the same Trouble occurs more than 3 times (reviews disposal if the same problem occurs)○ : Compliance, ▲ : Middle, X : Non-Compliance
Check the c/sheet
92
SMT 공정YMounter47Do you manage the tags (history) of each feeder?3. In case of trouble, check inspection items and manage history○ : Compliance, ▲ : Middle, X : Non-Compliance
Check the c/sheet
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SMT 공정YMounter48Is the mounting rate managed?Mounting rate should manage and improve it (mounting rate : 99.90%↑)○ : Compliance, ▲ : Middle, X : Non-Compliance
Check the c/sheet
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SMT 공정YMounter49Is the PCB Back-up Pin & Block location correct?PCB Back-up Pin & Block should be used○ : Compliance, ▲ : Middle, X : Non-Compliance
Check back-up pin location
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SMT 공정YMounter50Do you use the BGA inspection function?BGA Ball inspection function should be used○ : Compliance, ▲ : Middle, X : Non-Compliance
Check the operation status of the BGA Ball inspection function
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SMT 공정YMounter51Are falling parts handled according to regulations?1. All dropped parts are discarded
However, parts that ICs and can check capacity can recycle
However, the recycled parts are marked for tracking management.
○ : Compliance, ▲ : Middle, X : Non-ComplianceCheck the status of managament (marking, tag)
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SMT 공정YMounter52Do you manage the tags (history) of each feeder?1. Same trouble history management for each feeder○ : Compliance, ▲ : Middle, X : Non-Compliance
Check the c/sheet
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SMT 공정YMounter52Do you manage the tags (history) of each feeder?2. Calibrates if the same Trouble occurs more than 3 times (reviews disposal if the same problem occurs)○ : Compliance, ▲ : Middle, X : Non-Compliance
Check the c/sheet
99
SMT 공정YMounter52Do you manage the tags (history) of each feeder?3. In case of trouble, check inspection items and manage history○ : Compliance, ▲ : Middle, X : Non-Compliance
Check the c/sheet
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SMT 공정YMounter53Is the mounting rate managed?Mounting rate should manage and improve it (mounting rate : 99.90%↑)○ : Compliance, ▲ : Middle, X : Non-Compliance
Check the c/sheet
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SMT 공정YAOI
(Auto Optical
Inspection)
54Does the P/N of the program and the P/N of the PCB match?P/N of the program should match P/N of the PCB○ : Compliance, ▲ : Middle, X : Non-Compliance
Check matching