3
DJM-900NXS2
5
6 7 8
5
6 7 8
A
B
C
D
E
F
CONTENTS
SAFETY INFORMATION.......................................................................................................................................................... 2
10. SCHEMATIC DIAGRAM...................................................................................................................................................... 4
10.1 OVERALL WIRING DIAGRAM ..................................................................................................................................... 4
10.2 AINB ASSY (1/11) ........................................................................................................................................................ 5
10.3 AINB ASSY (2/11) ........................................................................................................................................................ 6
10.4 AINB ASSY (3/11) ........................................................................................................................................................ 7
10.5 AINB ASSY (4/11) ........................................................................................................................................................ 8
10.6 AINB ASSY (5/11) ........................................................................................................................................................ 9
10.7 AINB ASSY (6/11) ...................................................................................................................................................... 10
10.8 AINB ASSY (7/11) ...................................................................................................................................................... 11
10.9 AINB ASSY (8/11) ...................................................................................................................................................... 12
10.10 AINB ASSY (9/11) .................................................................................................................................................... 13
10.11 AINB ASSY (10/11) .................................................................................................................................................. 14
10.12 AINB
ASSY (11/11) .................................................................................................................................................. 15
10.13 TRM1 to TRM4 and MTRM ASSYS ......................................................................................................................... 16
10.14 MAIN ASSY (1/24)....................................................................................................................................................17
10.15 MAIN ASSY (2/24)....................................................................................................................................................18
10.16 MAIN ASSY (3/24)....................................................................................................................................................19
10.17 MAIN ASSY (4/24)....................................................................................................................................................20
10.18 MAIN ASSY (5/24)....................................................................................................................................................21
10.19 MAIN ASSY (6/24)....................................................................................................................................................22
10.20 MAIN ASSY (7/24)....................................................................................................................................................23
10.21 MAIN ASSY (8/24)....................................................................................................................................................24
10.22 MAIN ASSY (9/24)....................................................................................................................................................25
10.23 MA
IN ASSY (10/24)..................................................................................................................................................26
10.24 MAIN ASSY (11/24)..................................................................................................................................................27
10.25 MAIN ASSY (12/24)..................................................................................................................................................28
10.26 MAIN ASSY (13/24)..................................................................................................................................................29
10.27 MAIN ASSY (14/24)..................................................................................................................................................30
10.28 MAIN ASSY (15/24)..................................................................................................................................................31
10.29 MAIN ASSY (16/24)..................................................................................................................................................32
10.30 MAIN ASSY (17/24)..................................................................................................................................................33
10.31 MAIN ASSY (18/24)..................................................................................................................................................34
10.32 MAIN ASSY (19/24)..................................................................................................................................................35
10.33 MAIN ASSY (20/24)...........................................................................................................
....................................... 36
10.34 MAIN ASSY (21/24)..................................................................................................................................................37
10.35 MAIN ASSY (22/24)..................................................................................................................................................38
10.36 MAIN ASSY (23/24)..................................................................................................................................................39
10.37 MAIN ASSY (24/24)..................................................................................................................................................40
10.38 REGB and USBP ASSYS......................................................................................................................................... 41
10.39 USBC, USBB and SEND ASSYS .............................................................................................................................42
10.40 HPPW ASSY ............................................................................................................................................................ 43
10.41 HPJK and HPJM ASSYS.......................................................................................................................................... 44
10.42 PNLA (1/3) and FAD1 to FAD4 ASSYS .................................................................................................................... 45
10.43 PNLA ASSY (2/3) ..................................................................................................................................................... 46
10.44 PNLA ASSY (3/3) ..................................................................................................................................................... 47
10.45 CDCB ASSY ............................................................................................................................................................. 48
10.46 PNLB and
CRFD ASSYS ......................................................................................................................................... 49
10.47 SW POWER SUPPLY (1/3) and ACSW ASSYS....................................................................................................... 50
10.48 SW POWER SUPPLY (2/3) ...................................................................................................................................... 51
10.49 SW POWER SUPPLY (3/3) ...................................................................................................................................... 52
11. PCB CONNECTION DIAGRAM ........................................................................................................................................ 53
11.1 AINB ASSY.................................................................................................................................................................53
11.2 TRM1 to TRM4 and MTRIM ASSYS .......................................................................................................................... 55
11.3 MAIN ASSY ................................................................................................................................................................ 57
11.4 REGB, USBP, USBC, USBB and SEND ASSYS........................................................................................................ 60
11.5 HPPW, HPJK and HPJM ASSY..................................................................................................................................62
11.6 PNLA ASSY................................................................................................................................................................64
11.7 FAD1 to FAD4 ASSYS ................................................................................................................................................66
11.8 CDCB ASSY ............................................................................................................................................................... 67
11.9 PNLB ASSY................................................................................................................................................................68
11.10 SW POWER SUPPLY, ACSW and GRDM ASSYS...................................................................................................70
12. PCB PARTS LIST.............................................................................................................................................................. 72