Sharp GX30 Service Manual - Page 70

GX30 14. Pictures cannot be taken. CONFIDENTIAL Replace camera relay FPC. Does camera work? NO Is 2.5 V applied to TP705? YES Is 2.5 V applied to pin 23 of camera unit? YES Is 3.0 V applied to TP173? YES Is 3.0 V applied to pins 33 & 34 of camera unit? YES Is 3.0 V applied to TP736? YES Is 3.0 V applied to pin 32 of camera unit? YES Is 3.1 V applied to TP709? YES Is 3.1 V applied to pin 35 of camera unit? YES Is 15 V applied to TP732? YES Is 15 V applied to pin 42 of camera unit? YES Is -8 V applied to TP733? YES D (To page 2-63) YES Camera relay FPC is defective. NO Regulator IC701 or R705 is defective. NO CN701 is defective. Camera relay FPC is broken. NO Regulator IC111 or R239 is defective. NO R101 and CN102 are defective. Camera relay FPC is broken. NO Regulator IC708 or R758 is defective. NO CN701 is defective. Camera relay FPC is broken. IC704 is defective. NO NO Is 3.0 V applied to IC702 pin 1? YES Regulator IC702 is defective. NO CN701 is defective. Camera relay FPC is broken. IC707 or peripheral circuits are defective. YES NO Does the LED of the flash work properly? NO IC707 or peripheral circuits are defective. Also IC704 or the control line is defective. CN701 is defective. Camera relay FPC is broken. YES NO Are C741 and C724 good in appearance and mounted prop- erly? NO C741 and C724 are defective. IC707 or peripheral circuits are defective. YES NO Does the LED of the flash work properly? NO IC707 or peripheral circuits are defective. Also IC704 or the control line is defective. 2 - 62