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CONTENTS
SAFETY INFORMATION..................................................................................................................................... 2
1. SERVICE PRECAUTIONS ............................................................................................................................... 5
1.1 SERVICE PRECAUTIONS ........................................................................................................................ 5
A
1.2 NOTES ON SOLDERING .......................................................................................................................... 5
2. SPECIFICATIONS ............................................................................................................................................ 6
2.1 SPECIFICATIONS ..................................................................................................................................... 6
2.2 DISC/CONTENT FORMAT ........................................................................................................................ 6
2.3 PANEL FACILITIES.................................................................................................................................... 7
2.4 CONNECTION DIAGRAM ....................................................................................................................... 10
3. BASIC ITEMS FOR SERVICE.........................................................................................................................11
3.2 PCB LOCATIONS .....................................................................................................................................11
3.3 JIGS LIST ................................................................................................................................................ 12
3.4 CLEANING............................................................................................................................................... 12
4. BLOCK DIAGRAM.......................................................................................................................................... 14
B
4.1 BLOCK DIAGRAM ................................................................................................................................... 14
5. DIAGNOSIS.................................................................................................................................................... 18
5.1 OPERATIONAL FLOWCHART ................................................................................................................ 18
5.2 ERROR CODE LIST ................................................................................................................................ 19
6. SERVICE MODE ............................................................................................................................................ 22
6.1 CD TEST MODE ...................................................................................................................................... 22
7. DISASSEMBLY .............................................................................................................................................. 27
8.1 PCL OUTPUT CONFIRMATION.............................................................................................................. 32
C
9.1 PACKING ................................................................................................................................................. 34
9.2 EXTERIOR(1) .......................................................................................................................................... 36
9.3 EXTERIOR(2) .......................................................................................................................................... 38
9.4 CD MECHANISM MODULE..................................................................................................................... 40
10. SCHEMATIC DIAGRAM ............................................................................................................................... 42
10.2 KEYBOARD UNIT.................................................................................................................................. 48
10.4 WAVEFORMS ........................................................................................................................................ 56
11. PCB CONNECTION DIAGRAM.................................................................................................................... 60
11.1 TUNER AMP UNIT................................................................................................................................. 60
D
11.2 KEYBOARD UNIT .................................................................................................................................. 64
12. ELECTRICAL PARTS LIST .......................................................................................................................... 68
E
F
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1
2
DEH-5000UB/XS/EW5
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3
3
4
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