3-11
ELECTRICAL TROUBLESHOOTING GUIDE
7. TUNER FUNCTION CHECK
YES
NO
YES
YES
YES
Tuner function check
OK
Check tuner module voltage
(Pin6 : +3.3 V).
Check or replace IC200.
Replace IC501.
Check IC200(CS5346)_Pin41, 42, 43, 44
output waveform.
Replace the module.
Check IC501 I2S data.
(Pin81, 85, 86)
NO
NO
NO
Check
tuner module(TU100)
operation.
Waveform OK?
Summary of Contents for CM2630B
Page 19: ...2 8 A60L A60R 4 SPEAKER SECTION ...
Page 39: ...3 20 5 USB Figure 5 1 USB D D IC501 Pin117 118 D D 26 25 25 26 ...
Page 40: ...3 21 6 CRYSTAL Figure 6 1 12 MHZ CRYSTAL IC101 Pin57 58 XI XO 27 28 27 28 ...
Page 41: ...3 22 MEMO ...
Page 57: ...3 53 3 54 2 MAIN P C BOARD TOP VIEW ...
Page 58: ...3 55 3 56 MAIN P C BOARD BOTTOM VIEW ...
Page 59: ...3 57 3 58 3 VFD TOUCH TOP JACK P C BOARD TOP VIEW ...
Page 60: ...3 59 3 60 VFD TOUCH TOP JACK P C BOARD BOTTOM VIEW ...
Page 61: ...3 61 3 62 MEMO MEMO ...
