90
Ⅵ. TROUBLESHOOTING
9. Defect related to AUDIO
- First of all, check that the AUDIO is ON in the MENU.
- When the MIC & SPEAKER are soldered, be careful of breakage by a high temperature.
Check the condition of parts
of speaker and microphone
Check the soldering condition
of speaker and L/W of
microphone
Check the condition of around the U19, U20
- U19 : AUDIO AMP
- U20 : AUDIO CODEC
Check the parts of Main PCB
U19(Top side)
U20(Bottom side)
SPK(L)
MIC.(L)
MIC.(R)
SPK(R)
Содержание Pro 815
Страница 1: ......
Страница 13: ...13 Ⅰ SPECIFICATION 4 CONNECTION DIAGRAM Ⅰ 사 양 ...
Страница 26: ...26 Ⅲ EXPLODED VIEW AND PART LIST 1 6 1 7 1 8 1 9 1 8 1 4 1 10 1 2 1 5 1 1 1 3 1 MAIN_1 ASSEMBLY ...
Страница 28: ...30 Ⅲ EXPLODED VIEW AND PART LIST 3 4 3 5 3 6 3 6 3 7 3 1 3 3 3 2 3 MAIN_3 ASSEMBLY ...
Страница 58: ...63 Ⅴ PATTERN DIAGRAM 1 PARTS ARRANGEMENT FOR EACH PCB ASS Y 1 MAIN_TOP ...
Страница 59: ...64 Ⅴ PATTERN DIAGRAM 2 MAIN_BOTTOM ...
Страница 60: ...65 Ⅴ PATTERN DIAGRAM 3 POWER_TOP ...
Страница 61: ...66 Ⅴ PATTERN DIAGRAM 4 POWER_BOTTOM ...
Страница 62: ...67 Ⅴ PATTERN DIAGRAM 5 STROBO_TOP ...
Страница 63: ...68 Ⅴ PATTERN DIAGRAM 6 STROBO_BOTTOM ...
Страница 64: ...69 Ⅴ PATTERN DIAGRAM 7 AFE_TOP ...
Страница 65: ...70 Ⅴ PATTERN DIAGRAM 8 AFE_BOTTOM ...
Страница 66: ...71 Ⅴ PATTERN DIAGRAM 9 TOP ...
Страница 67: ...72 Ⅴ PATTERN DIAGRAM 10 TOP ...
Страница 69: ...74 Ⅵ TROUBLESHOOTING ...