Pioneer DJM-900NXS Service Manual

134
DJM-900NXS
1
2 3 4
A
B
C
D
E
F
1
2 3 4
10.19 MAIN ASSY (7/21)
TC7
IC402
DIR9001PW
AUDIO
FSOUT0
FSOUT1
SCKO
VDD
DGND
XTO
XTI
CLKST
LRCKO
BCKO
DOUT
PSCK0
PSCK1 COUT
UOUT
EMPH
BFRAME
RSV
RXIN
RST
FILT
AGND
VCC
FMT0
FMT1
ERROR
CKSEL
From Main_Ucom
From LAN_Ucom
From DSP
From USB Input
From LAN_Ucom
From LAN_Ucom
From Main Ucom
USB4/DIGITA
From MASTER SRC
From FPGA
From DIGITAL_IN1
From DIGITAL_IN1
DIR4_SCLK
DIR4_ERROR
C403
0.01u/50
C405
0.1u/10
C404
22p/50
CH
C406
47p/50
CH
C402
220p/50
CH
C407
DCH1201-A
10u/10
C408
0.1u/10
C411
0.01u/16
C413
0.068u/16
C412
4700p/50
C409
DCH1201-A
10u/10
C410
0.1u/10
C401
NM
GN DD
GN D
GN DDGN DD
GN DD
GN DD
GN DD
GN DD
GN DD
GN DD
GN DD
GN DD
GN DD
GN DD
SE
1
1A
2
1B
3
1Y
4
5
2A
6
2B
7
2Y
8
G
1
2
3
4
5
6
7
8
9
10
11
12
13
14 15
16
17
18
19
20
21
22
23
24
25
26
27
28
5025size
R401
NM
R419
10k
(D)
R420
10k
(D)
680
R428
(D)
R424
22
R409
NM
(D)
R402
75
R405
0
R407
0
R406
0
R404
10
R414
47k
R433
100k
R416
2.2k
R403
470
R408
0
R436
100
R417
0
R437
100
R415
22
R435
68
R434
68
R425
0
R427
0
R426
0
R431
0
R430
0
R429
0
R423
22
R422
22
R421
22
R413
0
R412
0
R411
0
R410
0
R432
100k
R418
0
V+3R3D
V+3R3D
V+3R3D
DIG_SEL4
12:14B
ADAT_USBIN4
11:2H
4:15G;5:3G;6:3G
6M_CLK_OUTSRC
12:14B
TC_OUT_SEL4
USBOUT4_SRC_RESET
10:15G
4:15F;5:3F;6:3F
6M_CLK_INSRC
ADAT_USB4
15:3H
4:15F;5:3F;6:3F
24M_CLK_INSRC
CH4SRC_RESET
10:15H
4:15F;5:3F;6:3F
96K_CLK_INSRC
DIR_RESET
4:3E;5:3E;6:3E;10:15F
96K_CLK_USBOUT
4:15I;5:3J;6:3J
6M_CLK_USBOUT
4:15I;5:3J;6:3J
4:15K;4:3E;5:3E;6:3E
96K_CLK_USBIN
4:15I;4:3E;5:3E;6:3E
6M_CLK_USBIN
CH4_DIGI
4:15E
4:15G;5:3G;6:3G
96K_CLK_OUTSRC
TC7WU04FU
IC401
1
2
3
4
GN D
5
6
7
8VCC
CH4_SPDIF
STBY STBY
CH4 DIR
C
CH4 DIG
STBY
G
7/21
G 10/21
G 4/21-6/21,10/21
G 12/21
G 12/21
G 11/21
G 4/21-6/21
G 15/21
G 4/21-6/21
G 4/21-6/21
G 10/21
G 4/21
(CH4 Di IN)
(CH4 Di IN)
(CH4 U IN)
(CH4 U OUT)
(CH4 Digi T)

Pioneer DJM-900NXS Specifications

General

Sample rate	96 kHz
Frequency range	20 - 20000 Hz
Channels quantity	4 channels
Digital sound processing	24 bit
Number of EQ bands per channel	3
Line Signal-to-Noise Ratio (SNR)	107 dB
Total Harmonic Distortion (THD)	0.004 %
Microphone in	Yes
Line inputs (RCA)	6
Phono inputs (RCA)	2
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Digital audio coaxial out	1
Power consumption (typical)	42 W