Pioneer DJM-900NXS Service Manual

140
DJM-900NXS
1
2 3 4
A
B
C
D
E
F
1
2 3 4
10.22 MAIN ASSY (10/21)
R5S76700B200BG
IC501
R5S76700B200BG
IC501
From Main CPU
JTAG
SPI/UART change
From To USB
From To DSP
From To USB Ucom
To FPGA
From FPGA
TCK,ASEMD
pull up
Emulator not use then
TRST
pull down
TMS,TDI,TDO
open(TMS,TDI internal pull up)
Ether UCOM
Ether UCOM
EtherC
USB2.0
JTAG
NM
CN 501
V+3R3D
1
V+3R3D
2
SH_ASEMD
3
SH_TCK
4
SH_TRST
5
SH_TDO
6
SH_ASEBRK
7
SH_TMS
8
SH_TDI
9
SH_RESET
10
GN DD
11
GN DD
12
C556
0.1u/10
C554
0.1u/10
C553
0.1u/10
C552
0.01u/16
C559
470p/50
C555
470p/50
C558
0.1u/10
C557
0.1u/10
C510
0.1u/10
GN DD
GN DD
GN DD
GN DD
GN DD
GN DD
GN DD
GN DD
GN DD
GN DD
IC505
TC7SH04FUS1
NC
1
IN A
2
GN D
3
OUTY
4
5
VCC
EXTAL
V20
XTAL
W20
TDI
V18
RES
W18
TDO
W19
TRST
Y18
REFRIN
Y11
TMS
Y19
UG12
V10
AG12
V11
AG33
W10
DG12
U8
DG33
W8
UV 12
U10
ASEMD
M2
USB_X1
W12
USB_X2
Y12
DM
Y8
DP
Y9
VBUS
W9
TCK
V17
DV 33
Y7
DV 12
U9
AV 33
Y10
ASEBRK/ASEBRKAK
T20
AV 12
U11
P
PC0
PC0
PC0
PC0
P
PC0
PC0
PC0
PC0
P
P
PB00/WAIT/SDA
A4
PB01/IOIS16/SCL
C5
PB02/CE2B/IRQ0
B4
PB03/CS6/CE1B/IRQ1/DREQ1
C4
PB04/CE2A/IRQ2/DACK1
A3
PD00/IRQ0/SDDAT0
R3
PD01/IRQ1/SDDAT1
P1
PD02/IRQ2/SDDAT2
P2
PD03/IRQ3/SDDAT3
P3
PD04/IRQ4/SDWP
N1
PD05/IRQ5/SDCD
N2
PD06/IRQ6/SDCMD
N3
PD07/IRQ7/SDCLK
M3
PE00/ST1_D0/RxD2
Y15
PE01/ST1_D1/TxD1
V14
PE02/ST1_D2/RxD1
W14
PE03/ST1_D3/SCK1
V15
PE04/ST1_D4/CTS1
Y13
PE05/ST1_D5/RTS1
W13
PE06/ST1_D6/SSIDATA1
V13
PE07/ST1_D7/SSIWS1
V12
PE08/ST1_REQ/TxD2
Y16
PE09/ST1_VLD/SCK2
Y14
PE10/ST1_SYC/CTS2
W15
PE11/ST1_PWM/RTS2
W16
ST0_CLKIN/SSISCK0
R19
ST0_VCO_CLKIN
R20
ST1_CLKIN/SSISCK1
W17
ST1_VCO_CLKIN /AUDIO_CLK
V16
ST_CLKOUT
Y17
P
PF01/S
PF02/S
PF03/S
PF04/S
PF05/S
PF06/ST0_D
PF07/ST0
PF
PF09/ST0
PF10/ST0
PF11/ST0
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
P
PG
P
R673
10k
R663
68
R662
1k
R661
4.7k
R680
10k
R678
22
R657
NM
R660
4.7k
R666
10k
R654
NM
R659
4.7k
R672
22
R655
NM
R665
0
R652
NM
R658
0
R676
10k
R668
10k
R667
10k
R671
22
R670
10k
R669
10k
R674
22
R675
10k
R653
0
R664
68
R679 22
R677
10k
R511
0
R656
NM
R532
0
Silk print Aside
[DFLASH_RST]
Silk print Aside
[DSP_RST]
Silk print Aside
[USB_RST]
V+1R2D_LAN
V+3R3D_LAN
V+3R3D_LAN
V+3R3D_LAN
V+3R3D_LAN
V+3R3D_LAN
V+3R3D_LAN
V+3R3D_LAN
USB_UART0_TX
11:2J
13:4F
24M_CLK_LAN
20M_CLK_SH
12:14K
SUB_SH_RESET
1:4B;9:2H;12:14I
USB_CTS_SPI
11:9I
DSP_CTL
15:15B
13:4F
6M_CLK_LAN
13:4E
96K_CLK_LAN
USB_MISO
11:2I
SH_FPGA_TXD2
13:13K
USB_SCK
11:2I
USB_MOSI
11:2I
DSP_RESET
15:3C
SH_FPGA_SCK2
13:13K
FLASH_DSP_RESET
14:15H
USB_UART0_RX
11:2J
USB_RESET
11:2K
STBY
STBY
STBY
G
10/21
G 1/21,9/21,12/21
G 12/21
G 11/21
G 11/21
G 13/21
G 13/21
G 14/21
G 15/21
1-26
1-27

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