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1 | ▣ Check sheet for SMT Process | 2 | TV | Estabilished Date : 2007.02.18 Rev. Date : 2021.12.16 Version No. : 2.2 | |||||||||||||||||||||
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5 | Vendor : | OHM | Line : All | Auditor : Irfan, Yogi | Actual Score: | 100.0 | Audit Date : 2023/10/24 | ||||||||||||||||||
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7 | Item | Y/N (체크여부) | Process | No. | Question | Criterion | Distribution | Comment (모든 항목은 필히 Comment 및 Evidence 기입할 것) | Check | 비고 | |||||||||||||||
8 | 1 | SMT 공정 | Y | Management of SMT material | 1 | Do 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-Compliance | ○ | 1. Visual check of vacuum packaging status | |||||||||||||||
9 | 1 | SMT 공정 | Y | Management of SMT material | 2 | Does 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) | |||||||||||||||
10 | SMT 공정 | Y | Management of SMT material | 3 | Does 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 | ||||||||||||||||
11 | SMT 공정 | Y | Management of SMT material | 3 | Does 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 | ||||||||||||||||
12 | SMT 공정 | Y | Management of SMT material | 3 | Does 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 | ||||||||||||||||
13 | SMT 공정 | Y | Management of SMT material | 3 | Does 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 | ||||||||||||||||
14 | SMT 공정 | Y | Management of SMT material | 4 | Is 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 | ||||||||||||||||
15 | SMT 공정 | Y | Management of SMT material | 5 | Do you comply with the warehouse temperature/humidity standards? | 1. Temperature (25±3℃), humidity 30~60% | ○ : Compliance, ▲ : Middle, X : Non-Compliance | ○ | Check at the site | ||||||||||||||||
16 | SMT 공정 | Y | Management of SMT material | 5 | Do 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 | ||||||||||||||||
17 | SMT 공정 | Y | Management of SMT material | 5 | Do 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 | ||||||||||||||||
18 | SMT 공정 | Y | Management of SMT material | 6 | Do 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) | ||||||||||||||||
19 | SMT 공정 | Y | Management of SMT material | 7 | Do 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-Compliance | ○ | 1. 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 | ||||||||||||||||
20 | SMT 공정 | Y | Management of SMT material | 7 | Do you manage dry chamber temperature/humidity check sheet? | Temperature/humidity management by c/sheet : Twice a day (day/night) | ○ : Compliance, ▲ : Middle, X : Non-Compliance | ○ | 1. 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 | ||||||||||||||||
21 | SMT 공정 | Y | Management of SMT material | 7 | Do you manage dry chamber temperature/humidity check sheet? | 3. Temperature/humidity upper/lower limit should be managed | ○ : Compliance, ▲ : Middle, X : Non-Compliance | ○ | 1. 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 | ||||||||||||||||
22 | SMT 공정 | Y | Management of SMT material | 7 | Do you manage dry chamber temperature/humidity check sheet? | 4. Temperature/humidity can be checked without opening the equipment door | ○ : Compliance, ▲ : Middle, X : Non-Compliance | ○ | 1. 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 | ||||||||||||||||
23 | SMT 공정 | Y | Management of SMT material | 8 | Do 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 | ||||||||||||||||
24 | SMT 공정 | Y | Solder Paste | 9 | Is 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 | ||||||||||||||||
25 | SMT 공정 | Y | Solder Paste | 9 | Is 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 | ||||||||||||||||
26 | SMT 공정 | Y | Solder Paste | 9 | Is 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 | ||||||||||||||||
27 | SMT 공정 | Y | Solder Paste | 10 | Does 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 | ||||||||||||||||
28 | SMT 공정 | Y | Solder Paste | 10 | Does 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 | ||||||||||||||||
29 | SMT 공정 | Y | Solder Paste | 10 | Does 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 | ||||||||||||||||
30 | SMT 공정 | Y | Solder Paste | 10 | Does 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 | ||||||||||||||||
31 | SMT 공정 | Y | Solder Paste | 10 | Does 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 | ||||||||||||||||
32 | SMT 공정 | Y | Solder Paste | 11 | Does 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) | ||||||||||||||||
33 | SMT 공정 | Y | Solder Paste | 12 | Do 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 | ||||||||||||||||
34 | SMT 공정 | Y | Solder Paste | 12 | Do 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 | ||||||||||||||||
35 | SMT 공정 | Y | Solder Paste | 12 | Do 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 | ||||||||||||||||
36 | SMT 공정 | Y | Solder Paste | 12 | Do 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 | ||||||||||||||||
37 | SMT 공정 | Y | Management of stencil | 13 | Do 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 | ||||||||||||||||
38 | SMT 공정 | Y | Management of stencil | 13 | Do 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 | ||||||||||||||||
39 | SMT 공정 | Y | Management of stencil | 13 | Do 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 | ||||||||||||||||
40 | SMT 공정 | Y | Management of stencil | 14 | Do 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 | ||||||||||||||||
41 | SMT 공정 | Y | Management of stencil | 15 | Is the storage condition of the stencil good? | 1. Storage location temperature management: 25±3℃ | ○ : Compliance, ▲ : Middle, X : Non-Compliance | ○ | Check temperature and storage conditions | ||||||||||||||||
42 | SMT 공정 | Y | Management of stencil | 15 | Is 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 | ||||||||||||||||
43 | SMT 공정 | Y | Management of stencil | 15 | Is 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 | ||||||||||||||||
44 | SMT 공정 | Y | Management of stencil | 16 | Is 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 | ||||||||||||||||
45 | SMT 공정 | Y | Management of stencil | 16 | Is 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 | ||||||||||||||||
46 | SMT 공정 | Y | Management of stencil | 17 | Is the model for SVC classified? | Stencil on MP and SVC model should be classified | ○ : Compliance, ▲ : Middle, X : Non-Compliance | ○ | Check storage status | ||||||||||||||||
47 | SMT 공정 | Y | Management of stencil | 18 | Isn'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-Compliance | ○ | Check that tape is attached by visual | ||||||||||||||||
48 | SMT 공정 | Y | SMT Program | 19 | Is the programing work systemized? | Check the SMT Worksheet output | ○ : Compliance, ▲ : Middle, X : Non-Compliance | ○ | Check the SMT worksheet | ||||||||||||||||
49 | SMT 공정 | Y | SMT Program | 20 | Do 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 | ||||||||||||||||
50 | SMT 공정 | Y | SMT Program | 20 | Do 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 | ||||||||||||||||
51 | SMT 공정 | Y | IC Memory | 21 | (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 | ||||||||||||||||
52 | SMT 공정 | Y | IC Memory | 22 | (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 | ||||||||||||||||
53 | SMT 공정 | Y | IC Memory | 23 | (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 | ||||||||||||||||
54 | SMT 공정 | Y | IC Memory | 24 | (Manual) Is the copy program the latest version? | The program should be the latest version | ○ : Compliance, ▲ : Middle, X : Non-Compliance | ○ | Check the program version | ||||||||||||||||
55 | SMT 공정 | Y | IC Memory | 25 | When 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 | ||||||||||||||||
56 | SMT 공정 | Y | Screen print | 26 | Do 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 | ||||||||||||||||
57 | SMT 공정 | Y | Screen print | 26 | Do 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 | ||||||||||||||||
58 | SMT 공정 | Y | Screen print | 26 | Do 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 | ||||||||||||||||
59 | SMT 공정 | Y | Screen print | 27 | Is 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 | ||||||||||||||||
60 | SMT 공정 | Y | Screen print | 28 | Do 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-Compliance | ○ | 1. Check the squeegee replacement cycle 2. Use the surface plate[table] to test for light leakage | ||||||||||||||||
61 | SMT 공정 | Y | Screen print | 28 | Do you check the squeegee condition status? | 2. Checking & Cleaning cycle : Least once a day | ○ : Compliance, ▲ : Middle, X : Non-Compliance | ○ | Check the squeegee replacement cycle | ||||||||||||||||
62 | SMT 공정 | Y | Screen print | 29 | Is the area around the screen print M/C clean? | Check clamp bending, contamination of solder residue | ○ : Compliance, ▲ : Middle, X : Non-Compliance | ○ | Check the c/sheet | ||||||||||||||||
63 | SMT 공정 | Y | Screen print | 30 | Is 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 | ||||||||||||||||
64 | SMT 공정 | Y | Screen print | 30 | Is 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 | ||||||||||||||||
65 | SMT 공정 | Y | Screen print | 31 | Are 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 | ||||||||||||||||
66 | SMT 공정 | Y | Screen print | 31 | Are 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 | ||||||||||||||||
67 | SMT 공정 | Y | Screen print | 32 | Does 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 | ||||||||||||||||
68 | SMT 공정 | Y | Screen print | 33 | Is 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 | ||||||||||||||||
69 | SMT 공정 | Y | SPI (Screen Print Inspection) | 34 | Does 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 | ||||||||||||||||
70 | SMT 공정 | Y | SPI (Screen Print Inspection) | 35 | When 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 | ||||||||||||||||
71 | SMT 공정 | Y | SPI (Screen Print Inspection) | 36 | Do 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 | ||||||||||||||||
72 | SMT 공정 | Y | System for preventing insert error | 37 | Do 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 | ||||||||||||||||
73 | SMT 공정 | Y | System for preventing insert error | 38 | Do you comply with the scan cycle? | 1. Scan after feeder preparation work | ○ : Compliance, ▲ : Middle, X : Non-Compliance | ○ | Check GPTS / own insert error prevention system | ||||||||||||||||
74 | SMT 공정 | Y | System for preventing insert error | 38 | Do you comply with the scan cycle? | 2. Scan when model change | ○ : Compliance, ▲ : Middle, X : Non-Compliance | ○ | Check GPTS / own insert error prevention system | ||||||||||||||||
75 | SMT 공정 | Y | System for preventing insert error | 38 | Do you comply with the scan cycle? | 3. Scan when material connection work | ○ : Compliance, ▲ : Middle, X : Non-Compliance | ○ | Check GPTS / own insert error prevention system | ||||||||||||||||
76 | SMT 공정 | Y | System for preventing insert error | 39 | Do 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 | ||||||||||||||||
77 | SMT 공정 | Y | System for preventing insert error | 39 | Do 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 | ||||||||||||||||
78 | SMT 공정 | Y | System for preventing insert error | 39 | Do 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 | ||||||||||||||||
79 | SMT 공정 | Y | System for preventing insert error | 40 | Do 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 | ||||||||||||||||
80 | SMT 공정 | Y | System for preventing insert error | 40 | Do 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 | ||||||||||||||||
81 | SMT 공정 | Y | System for preventing insert error | 40 | Do 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 | ||||||||||||||||
82 | SMT 공정 | Y | System for preventing insert error | 41 | Do 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-Compliance | ○ | Check the system | ||||||||||||||||
83 | SMT 공정 | Y | System for preventing insert error | 42 | Are there any missing label scanning items? | Items: Worker ID, Work sheet, Part P/N, Lot No | ○ : Compliance, ▲ : Middle, X : Non-Compliance | ○ | Check the system | ||||||||||||||||
84 | SMT 공정 | Y | Mounter | 43 | Does 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 | ||||||||||||||||
85 | SMT 공정 | Y | Mounter | 43 | Does 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 | ||||||||||||||||
86 | SMT 공정 | Y | Mounter | 44 | Are 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 | ||||||||||||||||
87 | SMT 공정 | Y | Mounter | 45 | Do 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) | ||||||||||||||||
88 | SMT 공정 | Y | Mounter | 46 | Do you clean the nozzle regulaly and manage vacuum pressure? | 1. Cycle: 1 time/week or more | ○ : Compliance, ▲ : Middle, X : Non-Compliance | ○ | Check at the site | ||||||||||||||||
89 | SMT 공정 | Y | Mounter | 46 | Do 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 | ||||||||||||||||
90 | SMT 공정 | Y | Mounter | 47 | Do 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 공정 | Y | Mounter | 47 | Do 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 공정 | Y | Mounter | 47 | Do 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 | ||||||||||||||||
93 | SMT 공정 | Y | Mounter | 48 | Is the mounting rate managed? | Mounting rate should manage and improve it (mounting rate : 99.90%↑) | ○ : Compliance, ▲ : Middle, X : Non-Compliance | ○ | Check the c/sheet | ||||||||||||||||
94 | SMT 공정 | Y | Mounter | 49 | Is 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 | ||||||||||||||||
95 | SMT 공정 | Y | Mounter | 50 | Do 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 | ||||||||||||||||
96 | SMT 공정 | Y | Mounter | 51 | Are 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-Compliance | ○ | Check the status of managament (marking, tag) | ||||||||||||||||
97 | SMT 공정 | Y | Mounter | 52 | Do 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 | ||||||||||||||||
98 | SMT 공정 | Y | Mounter | 52 | Do 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 공정 | Y | Mounter | 52 | Do 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 | ||||||||||||||||
100 | SMT 공정 | Y | Mounter | 53 | Is the mounting rate managed? | Mounting rate should manage and improve it (mounting rate : 99.90%↑) | ○ : Compliance, ▲ : Middle, X : Non-Compliance | ○ | Check the c/sheet | ||||||||||||||||
101 | SMT 공정 | Y | AOI (Auto Optical Inspection) | 54 | Does 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 | ||||||||||||||||