Toshiba TS605 Service Manual - Page 87
FAULTY KEYPAD, Cause: PCB dead or, Keypads has broken, Keypads, Testing, PCBA dead
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MOBILE COMMUNICATIONS DIVISION CUSTOMER SERVICES 7.1.9 FAULTY KEYPAD Cause: PCB dead or Keypads has broken Keypads Testing Restore factory setting Fail Re-Download NO Refer to (Updating program is failed) Yes Check keyset being OK ? NO (1) Clean and Re-assemble Keyset (2) Change Keyset Yes Check key metal dome NO being OK ? Change Key metal dome Yes Check B2B FPC connecting OK ? Yes NO repair ACF B2B FPC PCBA dead Version 1.0 22/11/2006 Created by Konrad Szombara Page 87 of 103
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MOBILE COMMUNICATIONS DIVISION
CUSTOMER SERVICES
Version 1.0 22/11/2006
Created by Konrad Szombara
Page 87 of 103
7.1.9 FAULTY KEYPAD
Cause: PCB dead or
Keypads has broken
Keypads
Testing
Restore factory setting
Re-Download
Fail
Yes
NO
Refer to (Updating program is failed)
Check keyset being
OK ?
(1) Clean and Re-assemble Keyset
(2) Change Keyset
Check key metal dome
being OK ?
Change Key metal dome
Check B2B FPC connecting
OK ?
repair ACF B2B FPC
PCBA dead
Yes
Yes
Yes
NO
NO
NO