4
PCM-D1
TABLE OF CONTENTS
1.
GENERAL
...................................................................
5
2.
DISASSEMBLY
2-1.
Panel (Front) Block Assy ................................................ 10
2-2.
Power Board .................................................................... 10
2-3.
Meter (VU) ...................................................................... 11
2-4.
VOL Block Assy .............................................................. 11
2-5.
Audio (D/A) Board .......................................................... 12
2-6.
Audio (A/D) Board .......................................................... 12
2-7.
LCD Block Assy .............................................................. 13
2-8.
Main Board ...................................................................... 13
2-9.
Case (MIC-F) .................................................................. 14
2-10. MIC Block Assy .............................................................. 14
2-11. Microphone Unit (R) ....................................................... 15
2-12. Microphone Unit (L) ....................................................... 15
3.
TEST MODE
............................................................... 16
4.
ELECTRICAL ADJUSTMENTS
.......................... 18
5.
DIAGRAMS
5-1.
Block Diagram – Audio A/D Section – ........................... 21
5-2.
Block Diagram – Audio D/A Section – ........................... 22
5-3.
Block Diagram – Power Section – .................................. 23
5-4.
Printed Wiring Board – Audio A/D Section – ................. 24
5-5.
Schematic Diagram – Audio A/D Section (1/2) – ........... 26
5-6.
Schematic Diagram – Audio A/D Section (2/2) – ........... 27
5-7.
Printed Wiring Board – Audio D/A Section – ................. 28
5-8.
Printed Wiring Boards
– REC/HP VOL Flexible Section (VOL Block Assy) – .. 30
5-9.
Schematic Diagram – Audio D/A Section – .................... 31
5-10. Printed Wiring Board – Main Section – .......................... 32
5-11. Schematic Diagram – Main Section (1/6) – .................... 34
5-12. Schematic Diagram – Main Section (2/6) – .................... 35
5-13. Schematic Diagram – Main Section (3/6) – .................... 36
5-14. Schematic Diagram – Main Section (4/6) – .................... 37
5-15. Schematic Diagram – Main Section (5/6) – .................... 38
5-16. Schematic Diagram – Main Section (6/6) – .................... 39
5-17. Printed Wiring Board – Power Section – ........................ 40
5-18. Schematic Diagram – Power Section – ........................... 42
6.
EXPLODED VIEWS
6-1.
Front Panel Section ......................................................... 47
6-2.
LCD Section .................................................................... 48
6-3.
VOL Section .................................................................... 49
6-4.
Audio (A/D) Board, Audio (D/A) Board Section ............ 50
6-5.
Main Board Section ......................................................... 51
6-6.
MIC Section .................................................................... 52
6-7.
Rear Panel Section ........................................................... 53
7.
ELECTRICAL PARTS LIST
.................................. 54
