*
Check circuit around IC108.
*
IC108 is defective.
3
Is IC108 pin 11 low ?
No
Yes
Does audio signal
appear at IC103 pins 67 (OUTR)
and 74 (OUTL) ?
Yes
Is IC103 pin 44 2.1 MHz
?
No
Yes
*
Check soldering around IC103 and
IC106.
*
IC103 or IC106 is defective.
Repair Item 3: No audio signal.
*
Check circuit around IC108.
*
IC108 is defective.
No
Is IC103 pin 40 (LRCLKI)
44.1 MHz ?
No
Yes
Does a digital
signal appear IC103 pin
42 (DATAI) ?
No
Yes
*
Check soldering around IC103 and
IC106.
*
IC103 or IC106 is defective.
9
Summary of Contents for PZ-3100
Page 1: ... without price PZ 3100 PORTABLE CD PLAYER Model B USA Model C Europe INDEX ...
Page 5: ...3 BLOCK DIAGRAM ...
Page 13: ...11 PCB VIEWS CD AMP PCB Top View CD Door PCB Top View ...
Page 14: ...12 CD AMP PCB Bottom View ...
Page 15: ...13 WIRING DIAGRAMS ...
Page 16: ...14 IC LEAD IDENTIFICATION AND INTERNAL DIAGRAMS IC101 BA6894K ...
Page 17: ...15 IC102 CXA1992AR ...
Page 18: ...16 IC103 CXD2589Q ...
Page 19: ...17 IC104 CXP83416 127R ...
Page 20: ...18 IC106 SM5859AF TF ...
Page 21: ...19 IC107 KM44V1004CJ 6 ...
Page 22: ...IC109 IC110 NJM3414AM TE2 20 IC108 BA3574BFS ...
Page 24: ...22 CD Door PIck up ...
Page 32: ...13 1 13 2 13 3 13 4 13 5 13 6 13 7 30 CD Mechanism ...