4. TROUBLE SHOOTING
- 70 -
START
Is the connection of
FPCB with connector on
PCB(CN601) ok ?
YES
NO
Reassemble FPCB with CN601 connector
Check the connection LCD
module with connector
On FPCB ?
NO
Reassemble LCD module with connector on FPCB
Check the soldering of
CN601 ?
NO
Change the FPCB and try again
YES
YES
YES
Check the soldering of
EMI filter ?
Resoldering CN601
NO
Resoldering EMI filter(FL600~FL604)
Does LCD work
properly ?
NO
Replace LCD module
YES
LCD working well !
YES
Checking Flow
Содержание C2100
Страница 1: ...Service Manual Model C2100 Service Manual C2100 P N MMBD0048201 Date April 2005 Issue 1 0 ...
Страница 54: ...4 TROUBLE SHOOTING 55 4 2 TX Trouble SW500 U503 X500 FL500 U501 U505 5 4 1 3 2 Test Points Figure 4 7 ...
Страница 70: ...4 TROUBLE SHOOTING 71 4 7 MIC Trouble Soldering Check U203 C225 C224 C230 Test Points Figure 4 18 ...
Страница 76: ...4 TROUBLE SHOOTING 77 4 10 KEY backlight Trouble Test Points Figure 4 21 ...
Страница 104: ... 105 8 PCB LAYOUT ...
Страница 105: ... 106 8 PCB LAYOUT ...
Страница 113: ...10 STAND ALONE TEST 114 Figure 10 2 HW test setting Figure 10 3 Ramping profile ...
Страница 117: ...Note 118 ...
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