Please more explain to me .
You reply cause of leak is –> When model change not follow up WI and compare Sample
Meaning Production4 don’t understand situation of key which you use for ass’y
it’s correct or not correct before ass’y right ?
WHY production can’t say initial of button mix cause because if you don’t know
anything How to QC help you to investigate it.
Dear K.Katsanee
Regarding to as below problem, We understand for the problem occur in process
Why you only follow production.?
1.) Cause of problem : Key button(key B) wrong part code 20 Major
## Root cause from Parts mix. => Pls. follow up Root cause
2.) Why production 4 can't detection problem
##Production is pass cause
Cause : Production OPT error in process (When model change not follow up WI and compare Sample)
Action : All model change OPT must be compare actual parts with sample and WI from Engineering.
So, Request to you, Pls. help production follow up ROOT CAUSE
(If can follow up root cause, May be can detection this problem before production,)
Thank you.
Sermsak.
PROD_IV.
On 9/1/2015 9:05, CTC_QC_Katsanee wrote:
> Dear K.Sermsak ,
>
> Request you urgent investigate
>
> 1.) cause of problem : Key button(key B) wrong part code 20 Major
>
> 2.) why production 4 can’t detect problem
>
>
> and reply cause with How about action ? to us.
>
>
> Thank you very much for your kindly action
> Best regards,
> Ketsanee
>