Pioneer CDJ-850, Service Manual

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CDJ- 8 50
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CONTENTS
SAFETY INFORMATION.......................................................................................................................................................... 2
1. SERVICE PRECAUTIONS .................................................................................................................................................... 6
1.1 NOTES ON SOLDERING ............................................................................................................................................... 6
1.2 ABOUT PO
W ER SUPPLY MONITORING ...................................................................................................................... 6
2. SPECIFICATIONS................................................................................................................................................................. 7
2.1 SPECIFICATIONS .......................................................................................................................................................... 7
2.2 USABLE DISCS AND USB DEVICES............................................................................................................................
8
2.3 PANEL FACILITIES....................................................................................................................................................... 10
3. BASIC ITEMS FOR SERVICE ............................................................................................................................................ 13
3.1 CHECK POINTS AFTER SERVICING ......................................................................................................................... 13
3.2 JIGS LIST ..................................................................................................................................................................... 13
3.3 PCB LOCATIONS ......................................................................................................................................................... 14
4. BLOCK DIAGRAM .............................................................................................................................................................. 16
4.1 OVERALL W IRING DIAGRAM ..................................................................................................................................... 16
4.2 SIGNAL BLOCK DIAGRAM.......................................................................................................................................... 1 8
4.3 PO W ER SUPPLY BLOCK DIAGRAM........................................................................................................................... 20
5. DIAGNOSIS ........................................................................................................................................................................ 22
5.1 PO W ER ON SEQUENCE............................................................................................................................................. 22
5.2 TROUBLESHOOTING .................................................................................................................................................. 23
5.3 DIAGNOSIS OF THE PICKUP ASSY........................................................................................................................... 32
5.4 CONNECTION CHECK
W ITH THE PC........................................................................................................................ 33
5.5 ABOUT PO W ER SUPPLY MONITORING .................................................................................................................... 34
5.6 ABOUT THE PROTECTORS........................................................................................................................................ 34
6. SERVICE MODE ................................................................................................................................................................. 35
6.1 SERVICE MODE .......................................................................................................................................................... 35
6.2 ABOUT THE DEVICE OF CDJ-
8 50.............................................................................................................................. 35
6.3 DETAILS ON SERVICE MODE .................................................................................................................................... 36
7. DISASSEMBLY ................................................................................................................................................................... 42
8 . EACH SETTING AND ADJUSTMENT ................................................................................................................................ 52
8 .1 NECESSARY ITEMS TO BE NOTED........................................................................................................................... 52
8 .2 USER SETABLE ITEMS ............................................................................................................................................... 52
8 .3 UPDATING OF THE FIRM W ARE ................................................................................................................................. 53
8 .4 JOG DIAL ROTATION LOAD ADJUSTMENT ............................................................................................................... 55
9. EXPLODED VIE W S AND PARTS LIST............................................................................................................................... 56
9.1 PACKING SECTION ..................................................................................................................................................... 56
9.2 EXTERIOR SECION..................................................................................................................................................... 5
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9.3 CONTROL PANEL SECTION ....................................................................................................................................... 60
9.4 JOG DIAL SECTION .................................................................................................................................................... 62
9.5 SLOTIN MECHA SECTION .......................................................................................................................................... 64
10. SCHEMATIC DIAGRAM .................................................................................................................................................... 66
10.1 CNCT, SLMB and JINT ASSYS .................................................................................................................................. 66
10.2 MAIN ASSY (1/4)........................................................................................................................................................ 6
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10.3 MAIN ASSY (2/4)........................................................................................................................................................ 70
10.4 MAIN ASSY (3/4)........................................................................................................................................................ 72
10.5 MAIN ASSY (4/4)........................................................................................................................................................ 74
10.6 CMPX (1/2) and USBA ASSYS .................................................................................................................................. 76
10.7 CMPX ASSY (2/2) ...................................................................................................................................................... 7
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10. 8 DFLB ASSY ................................................................................................................................................................
8 0
10.9 KS W 1 and KS W 2 ASSYS .......................................................................................................................................... 8 2
10.10 JFLB and JOGB ASSYS........................................................................................................................................... 8 4
10.11 SLD1, PS W B and SLD2 ASSYS .............................................................................................................................. 8 6
10.12 PO W ER SUPPLY and ACIN ASSYS ........................................................................................................................ 88
10.13 VOLTAGES ............................................................................................................................................................... 90
10.14
W AVEFORMS........................................................................................................................................................... 91
10.15 EACH SIGNAL LEVEL.............................................................................................................................................. 93
11. PCB CONNECTION DIAGRAM ........................................................................................................................................ 94
11.1 CNCT, SLMB and JINT ASSYS .................................................................................................................................. 94
11.2 MAIN ASSY ................................................................................................................................................................ 9
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11.3 CMPX and USBA ASSYS......................................................................................................................................... 102
11.4 DFLB ASSY .............................................................................................................................................................. 106
11.5 KS
W 1 and KS W 2 ASSYS ........................................................................................................................................ 110
11.6 JFLB and JOGB ASSYS........................................................................................................................................... 112
11.7 SLD1, PS
W B and SLD2 ASSYS .............................................................................................................................. 114
11. 8 PO W ER SUPPLY and ACIN ASSYS ........................................................................................................................ 116
12. PCB PARTS LIST ............................................................................................................................................................ 11 8