Sharp TM150, Service Manual

Page: 45 / 86

TM150 ADJUSTMENTS, PERFORMANCE CHECK, AND FIRMWARE UPGRADE
2 – 39
CONFIDENTIAL DRAFT
14. PICTURES CANNOT BE TAKEN.
Replace camera relay FPC. Does camera work? Camera relay FPC is defective.
Is 2.5 V applied to TP705? Regulator IC701 or R705 is defective.
Is 2.5 V applied to pin 23 of camera unit?
CN701 is defective.
Camera relay FPC is broken.
Is 3.0 V applied to TP173? Regulator IC 111 or R239 is defective.
Is 3.0 V applied to pins 33 & 34 of camera module?
R101 and CN102 are defective.
Camera relay FPC is broken.
Is 3.0 V applied to TP736? Regulator IC708 or R758 is defective.
Is 3.0 V applied to pin 32 of camera module?
CN701 is defective.
Camera relay FPC is broken.
IC704 is defective.
Is 3.1 V applied to TP709? Is 3.0 V applied to IC702 pin 1?
Regulator IC702 is defective.
Is 3.1 V applied to pin 35 of camera module?
CN701 is defective.
Camera relay FPC is broken.
IC707 or peripheral circuits are defective.
Is 15 V applied to TP732? Does the LED of the flash work properly?
IC707 or peripheral circuits are defective. Also IC704 or the
control line is defective.
CN701 is defective.
Camera relay FPC is broken.
Is 15 V applied to pin 42 of camera module? Are C741 and C724 good in appearance and mounted properly?
C741 and C724 are defective.
IC707 or peripheral circuits are defective.
Does the LED of the flash work properly?
IC707 or peripheral circuits are defective. Also IC704 or the
control line is defective.
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