Day 19

Inari attendance:
1. Alif (013-4063267)

Waftech attendance:

1. Chan Jr (018-9449917)
2. Khai (016-5078149)

WAFTECH # 1
Progress:

1. All software issue already repaired (solved).

2. Excessive tape issue solved. Tighten back the loss screw at cutter rotary.(solved).
3. Tape issue, got green tape in between of 1 roll of thermal tape that caused the machine stopped and the tape stuck at the roller. Also got tape double on 1 roll tape. Need to get back to thermal tape (nitto) (new pending)

WAFTECH # 2
Progress:

N/A. Stable already. UPH-30 wafers/h

WAFTECH # 3
Progress: 

N/A

Old Pending:

1. New robot arm need to modify due to fabrication error. Target next tuesday -13 days ago

Day 17

Inari attendance:
1. Alif (013-4063267)

Waftech attendance:

N/A

WAFTECH # 1
Progress:

1. Run 1 cassette (25 wafers). Detected excessive tape start wafer number 14 due to alignment out. Need to reteach the rotary arm of the cutter. (new pending)

 Old Pending:

1. Software having some issue. Loss memory. Need to setting back all the recipe and teaching. Currently only 1 recipe have been set (Cu Pad). Waftech will trigger programmer on this due to program issue (cannot save recipe). -1 day ago

WAFTECH # 2
Progress:

N/A. Stable already. UPH-30 wafers/h

WAFTECH # 3
Progress: 

N/A

Old Pending:

1. New robot arm need to modify due to fabrication error. Target next tuesday -11 days ago

Day 16

Inari attendance:
1. Alif (013-4063267)
2. Lokman Trainee (010-5614518)

Waftech attendance:
1. Chan Jr (018-9449917)
2. Khai (016-5078149)

3. CS Kang (016-4384807)-half day

WAFTECH # 1
Progress:

1. Software having some issue. Loss memory. Need to setting back all the recipe and teaching. Currently only 1 recipe have been set (Cu Pad). Waftech will trigger programmer on this due to program issue (cannot save recipe). (new pending)

2. Run yloss Cu Pad 20  wafers. (done, no issue)

WAFTECH # 2
Progress:

1. No issue. Consider stable already. (done)

2. UPH calculation by IE (done)

WAFTECH # 3
Progress: 

1. install laser aligner for 6" (done)
2. To change the amplifier value setting on thermal release side (done)
4. Connection to shopfloor done bar code (done)

Old Pending:

1. New robot arm need to modify due to fabrication error. -10 days ago

Day 15

Inari attendance:
1. Alif (013-4063267)
2. Lokman Trainee (010-5614518)

Waftech attendance:
1. Chan Jr (018-9449917)
2. Khai (016-5078149)

WAFTECH # 1
Progress:

1.  Run yloss Cu Pad 30 wafers. No issue during running, and result no reject.(done)

2. Run yloss Cu Pillar 30 wafers.  Bubble 1 wafer due to particle trap, 2nd run OK. (done)

3. Send 10 x 3 wafers data Cu Pad to BS Teoh. (done)

4. Tomorrow will calculate the UPH, and tape usage, material cost/wafer by IE & Engineering. (new pending)

 

WAFTECH # 2
Progress:

1. No issue. Consider stable already. (done)

2. Tomorrow will calculate the UPH & material cost/wafer by IE & Engineering (new pending)

WAFTECH # 3
Progress: 

1. Tomorrow will install new robot arm and new laser aligner (before this fiber aligner cant detect glass carrier).

Old Pending:

1. Solution for - glass carrier detection error at aligner.-14 days ago
2. Pending new robot arm from waftech -9 days ago

Bubble caused by partice

Testing unclean carrier on Waftech 2. Can capture the bubble. Good.

Day 14

Inari attendance:
1. Alif (013-4063267)
2. Lokman Trainee (010-5614518)

Waftech attendance:
1. Chan Jr (018-9449917)
2. Khai (016-5078149)

WAFTECH # 1
Progress:
1. Install new roller (teflon type, before this rubber type) on taping 2 side. (done)

2.  Run yloss Cu Pad 30 wafers. No issue during running, and result no reject.(done)

3. Run yloss Cu Pillar 20 wafers.  Bubble 1 wafer, 2nd run OK. (done)

4. Optimization to ensure zero bubble on Cu Pillar.(new pending)
5. Send report out to BS Teoh (new pending)
6. Tomorrow continue monitoring

WAFTECH # 2
Progress:

1. No issue. Consider stable already. (done)

WAFTECH # 3
Progress: 

1. Installation ADLink card for bar code labeller. (done)

Old Pending:

1. Solution for - glass carrier detection error at aligner.-13 days ago
2. Pending new robot arm from waftech -8 days ago

Day 13

Inari attendance:
1. Alif (013-4063267)

2. Lokman Trainee (010-5614518)

Waftech attendance:
1. Chan Jr (018-9449917)
2. Khai (016-5078149)

WAFTECH # 1
Progress:
1. Bubble line detected during speed 70%. For temporary/containment plan, the machine run at 20% of roller speed to avoid bubble, but it will reduce UPH from 34 to 28 wafers. For CA: Need to change to new roller (at taping 2 side), waftech commit to install new type of roller tomorrow, since the old type 3 times change.(new pending)

2.  Run Cu Pillar 10 wafers, done. 1 out of 10 having small bubble. Others, no issue. (done)

3. Run Cu Pad 10 wafers with roller speed 20%, no issue. (done)

4.  Tomorrow will continue with 3 times cycle of 10 wafers Cu Pad & Cu Pillar after replace to new roller at taping 2.(new pending)

5. Target to close all issue by tomorrow.(new pending)

WAFTECH # 2
Progress:

1. No issue. Consider stable already. (done)

WAFTECH # 3
Progress: 

NA. No man power.

Old Pending:

1. Solution for - glass carrier detection error at aligner.-12 days ago
2. Robot arm hit the aligner and caused robot arm bent. Waftech dismantle the robot arm and bring it back to waftech's office -7 days ago 

Day 12

Inari attendance:

1. Alif (013-4063267)

2. Lokman Trainee (010-5614518)

Waftech attendance:
1. Chan Jr (018-9449917)
2. Khai (016-5078149)

3. CS Kang (016-4384807)-half day

WAFTECH # 1
Progress:
1. Tape excessive done adjusted the position, teached by Khai (under monitoring)

2.  Run Cu Pillar 20 wafer. 18 wafer done lamination without any problem, 2 more not done due to out of stock.

WAFTECH # 2
Progress:

1. Re-activate roller at peeling side by CS Kang. (done)

2. Run for 25 wafers Cu Pad yloss dummy. (done- no issue).

WAFTECH # 3
Progress: 

1. Install N2 pipeline for UV Cure by Hamdan / Peter. (done)

Old Pending:

1. Solution for - glass carrier detection error at aligner.-11 days ago
2. Robot arm hit the aligner and caused robot arm bent. Waftech dismantle the robot arm and bring it back to waftech's office -6 days ago

*Done create recording sheet and OCAP for waftech 1 and 2