1
1. SPECIFICATIONS ............................................................................................................................................ 5
2.1 PACKING SECTION .................................................................................................................................. 6
A
2.2 EXTERIOR SECTION................................................................................................................................ 8
2.3 CONTROL PANEL SECTION .................................................................................................................. 10
3.1 OVERALL BLOCK DIAGRAM_1.............................................................................................................. 12
3.2 OVERALL BLOCK DIAGRAM_2.............................................................................................................. 14
3.3 OVERALL WIRING DIAGRAM................................................................................................................. 16
3.4 INPUT ASSY (1/6) ................................................................................................................................... 18
3.5 INPUT ASSY (2/6) ................................................................................................................................... 20
3.6 INPUT ASSY (3/6) ................................................................................................................................... 22
3.7 INPUT ASSY (4/6) ................................................................................................................................... 24
3.8 INPUT ASSY (5/6) ................................................................................................................................... 26
B
3.9 INPUT ASSY (6/6) ................................................................................................................................... 28
3.10 MIC 1 ASSY ........................................................................................................................................... 30
3.11 PANEL 1 ASSY ...................................................................................................................................... 32
3.12 TRIM1 to TRIM 4 ASSYS....................................................................................................................... 36
3.13 MAIC 2 ASSY ........................................................................................................................................ 37
3.14 PANEL 2 ASSY ...................................................................................................................................... 38
3.16 DIGI A ASSY.......................................................................................................................................... 41
3.17 DSP ASSY (1/3)..................................................................................................................................... 42
3.18 DSP ASSY (2/3)..................................................................................................................................... 46
3.19 DSP ASSY (3/3)..................................................................................................................................... 50
3.20 OUTPUT ASSY (1/3) ............................................................................................................................. 54
C
3.21 OUTPUT ASSY (2/3) ............................................................................................................................. 56
3.22 OUTPUT ASSY (3/3) ............................................................................................................................. 58
3.23 DIGI C ASSY ......................................................................................................................................... 60
3.24 DIGI B ASSY.......................................................................................................................................... 64
3.25 SW POWER SUPPLY UNIT................................................................................................................... 66
3.26 VOLTAGES ............................................................................................................................................. 68
3.27 WAVEFORMS ........................................................................................................................................ 73
4. PCB CONNECTION DIAGRAM ..................................................................................................................... 80
4.1 INPUT ASSY............................................................................................................................................ 80
4.2 PANEL 1 ASSY ........................................................................................................................................ 84
4.4 MIC1 and MIC2 ASSYS ........................................................................................................................... 90
D
4.6 PANEL 2 and DIGI A ASSYS ................................................................................................................... 92
4.7 DSP ASSY ............................................................................................................................................... 96
4.8 OUTPUT ASSY...................................................................................................................................... 100
4.10 DIGIB ASSY......................................................................................................................................... 108
5. PCB PARTS LIST ......................................................................................................................................... 112
6. ADJUSTMENT ............................................................................................................................................. 119
7. GENARAL INFORMATION ........................................................................................................................... 120
7.1 DIAGNOSIS ........................................................................................................................................... 120
7.2 POWER ON SEQUENCE ...................................................................................................................... 128
E
7.3 DISASSEMBLY ...................................................................................................................................... 129
7.4 IC INFORMATION.................................................................................................................................. 134
8. PANEL FACILITES ....................................................................................................................................... 149
9.1 PACKING SECTION .............................................................................................................................. 154
9.2 EXTERIOR SECTION............................................................................................................................ 155
9.3 SCHEMATIC DIAGAM ........................................................................................................................... 156
9.4 DISASSEMBLY ...................................................................................................................................... 157
F
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DJM-800
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3
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