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CONTENTS
SAFETY INFORMATION .....................................................................................................................................2
1. SERVICE PRECAUTIONS................................................................................................................................4
1.1 SERVICE PRECAUTIONS .........................................................................................................................4
1.2 NOTES ON SOLDERING...........................................................................................................................4
2. SPECIFICATIONS.............................................................................................................................................5
2.1 SPECIFICATIONS ......................................................................................................................................5
2.2 DISC/CONTENT FORMAT.........................................................................................................................8
3. BASIC ITEMS FOR SERVICE ..........................................................................................................................9
3.2 PCB LOCATIONS.......................................................................................................................................9
4. BLOCK DIAGRAM ..........................................................................................................................................10
5. DIAGNOSIS ....................................................................................................................................................12
5.1 OPERATIONAL FLOWCHART.................................................................................................................12
5.2 ERROR CODE LIST.................................................................................................................................13
6. SERVICE MODE.............................................................................................................................................15
6.1 DISPLAY TEST MODE 1..........................................................................................................................15
6.2 DISPLAY TEST MODE 2..........................................................................................................................16
7. DISASSEMBLY ...............................................................................................................................................18
8.1 PCL OUTPUT CONFIRMATION ..............................................................................................................21
9.1 PACKING..................................................................................................................................................22
9.2 EXTERIOR ...............................................................................................................................................24
10. SCHEMATIC DIAGRAM................................................................................................................................26
10.2 KEYBOARD UNIT ..................................................................................................................................32
10.3 BT UNIT..................................................................................................................................................34
11. PCB CONNECTION DIAGRAM ....................................................................................................................36
11.1 TUNER AMP UNIT .................................................................................................................................36
11.2 KEYBOARD UNIT...................................................................................................................................40
11.3 BT UNIT ..................................................................................................................................................41
12. ELECTRICAL PARTS LIST...........................................................................................................................42
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