Pioneer CDJ-900 Service Manual page 89

5
V+1R2
V+1R2_DSP
F505
R3_DSP
NM
41
1 2
3
T P 5 5 5
GNDD
for DSP 1.2V FILTER
C 3/3
R
US
V+3R3_DSP
for DSP 3.3V
GNDD
15
DSP_CLK
DSP_CKE
4
E
RAB4CQ101J
R 7 4 0
DSP_DATA8
DSP_UDQM
1 0 0
3
M[1]
R 7 4 0
DSP_DATA10
1 0 0
12 R 7 4 0
DSP_DATA9
CPU_ADRS11
R 6 8 6 3 3
1 0 0
CPU_ADRS10
R 6 8 7 3 3
R 7 4 1
DSP_DATA12
1 0 0
1 R 7 4 0
DSP_DATA11
1] CPU_ADRS13
R 6 8 8 3 3
1 0 0
CPU_ADRS12
R 6 8 9 3 3
R 7 4 1
DSP_DATA13
1 0 0
0
CPU_ADRS15
R 6 9 0 3 3
CPU_ADRS14
R 6 9 1 3 3
R 7 4 1
DSP_DATA15
1 0 0
9 R 7 4 1
DSP_DATA14
CPU_ADRS16
R 6 9 2 3 3
1 0 0
R 7 3 9
DSP_DATA1
1 0 0
R 7 3 9
8
DSP_DATA0
CPU_ADRS2
R 6 9 3 3 3
1 0 0
R 6 9 4 3 3 CPU_ADRS17
R 7 3 9 DSP_DATA2
1 0 0
7
CPU_ADRS4
R 6 9 5 3 3
CPU_ADRS3
R 6 9 6 3 3
R 7 4 2 DSP_DATA4
1 0 0
R 7 3 9
6
DSP_DATA3
1 0 0
3 3 CPU_ADRS5
R 6 9 7
R 7 4 2 DSP_DATA6
1 0 0
R 7 4 2
5
DSP_DATA5
CPU_ADRS8
R 6 9 8 3 3
1 0 0
3 3 CPU_ADRS6
R 6 9 9
DSP_LDQM
R 7 4 2 DSP_DATA7
1 0 0
D[7]
3 3 CPU_ADRS7
R 7 0 0
DSP_CAS
DSP_WE
E
CPU_ADRS9
3 3
R 7 0 1
2
19
The > mark found on some component parts indicates
G
the importance of the safety factor of the part.
Therefore, when replacing, be sure to use parts of
identical designation.
5
6
C-b
CAUTION
FOR CO NTINUED PROTECTION
AGAINST RISK OF FIRE.
REPLACE ONLY WITH SAME TYPE No.
0437.500
MFD. BY LITTELFUSE INC. FOR P2
V+12
L 5 0 0
X T L 3 0 1 0 - A
DEK1120-A
0437.500
16P:MODE CONTROL SELECT
H SOFT
L HARD
V+5SW
V+5D
F1306
L 5 0 1
NM
X T L 3 0 1 0 - A
1 2
V-11
3 V+5D1
GNDD
13
R 3 0 5 9
D A C _ R E S E T N M GNDD
from DSP
R 3 0 5 8
DSP_SPISIMO 2 2
R 3 0 4 4
DSP_SPICLK 2 2
R 3 0 4 5
DSP_SPICS 2 2
DAC
IC3003
WM8728SEDS
(DA)
R 3 1 1 6
DSP_LRCK2 2 2
R 3 1 1 7
DSP_DATA
2 2
(DA)
R 3 1 1 8
DSP_BCLK2 2 2
(DA)
14
R 3 1 1 9
D A C _ M C L K
2 2
from 16.9344MHz OSC C 3 1 2 2
CH
34
D 3 0 1 1 4 7 0 p / 5 0
D A C _ R E S E T
N M
from DSP GNDD GNDA
13
V+3R3
V+5SW
D 3 0 1 0
1 S S 3 5 2
R 3 0 5 2
MUTE_DSP
R 3 0 4 9 R 3 0 5 0
2 2 k
Q 1 3 1 0
2 S D 2 1 1 4 K ( V W )
2 . 2 k
0
GNDD
CONT00
(CONT1)
CONT01
(CONT2)
CONT02
DSP_BUS
DSP_ADDRESS_BUS
DSP_DATA_BUS
V+3R3_DSP
CCG1171-A
C 5 7 8
10u IC505
C 5 5 6 54
1
V D D 1 VSS3
DSP_DATA0 0.1u 2 53 DSP_DATA15
D Q 0 DQ15
C 5 8 4
3 52
V D D Q 1 VSSQ4
0.1u
DSP_DATA1 4 51 DSP_DATA14
DQ14
D Q 1
DSP_DATA2 50 DSP_DATA13
5
D Q 2 DQ13
C 5 8 8
6 49
V S S Q 1 VDDQ4
0.1u
DSP_DATA3 7 4 8 DSP_DATA12
D Q 3 D Q 1 2
DSP_DATA4 8 4 7 DSP_DATA11
D Q 1 1
D Q 4
C 5 8 5
9 4 6
V D D Q 2 V S S Q 3
0.1u
DSP_DATA5 1 0 4 5 DSP_DATA10
D Q 5 D Q 1 0
DSP_DATA6 1 1 4 4 DSP_DATA9
D Q 6 D Q 9
C 5 8 9
1 2 4 3
V S S Q 2 V D D Q 3
DSP_DATA7 4 2 0.1u DSP_DATA8
1 3
D Q 7 D Q 8
C 5 8 6
1 4 4 1
32
V D D 2 V S S 2
0.1u
DSP_LDQM 1 5 4 0
L D Q M
N . C / R F U
DSP_WE
1 6 3 9 DSP_UDQM
W E U D Q M
DSP_CAS 1 7 3 8
DSP_CLK
C A S C L K
DSP_RAS 1 8 3 7
DSP_CKE
R A S C K E
DSP_CS0 1 9 3 6 DSP_ADRS12
33
C S A 1 2
DSP_BA0 DSP_ADRS11
2 0 3 5
B A 0 A 1 1
DSP_BA1 2 1 3 4 DSP_ADRS9
B A 1 A 9
DSP_ADRS10 2 2 3 3 DSP_ADRS8
A 1 0 / A P A 8
DSP_ADRS0 2 3 3 2 DSP_ADRS7
A 0 A 7
DSP_ADRS1 DSP_ADRS6
2 4 3 1
A 1 A 6
DSP_ADRS2 2 5 3 0 DSP_ADRS5
A 2 A 5
DSP_ADRS3 2 6 2 9 DSP_ADRS4
A 3 A 4
C 5 8 7
2 7 2 8
V D D 3 V S S 1
0.1u
K4S561632J-UC75
256M SDRAM
GNDD
(DA)
: Audio Data Signal Route
(A)
: Analog Audio Signal Route
(D)
: Digital Data Signal Route
CDJ-900
6
7
2/3
C
2/3
MAIN ASSY (DWX3019)
V+12A
ANALOG POWER POWER SUPPLY GENERATION
!
P 2
Q 1 3 0 2
2 S B 1 6 9 8
GNDA
VCOM
V-11A
Q 1 3 1 5
R 3 0 3 6
L T A 1 2 4 E U B
2 . 2 k 1/8W
R 3 0 3 9
2 . 2 k
1/8W
GNDA
Q 1 3 1 6
D T C 1 4 3 E U A
Q 1 3 0 3
2 S D 2 6 6 2
R 3 0 5 7
0
(A)
V+5A
V+5D1
R 3 0 6 0
0
V+12A V+10A
V+MUTE
(MUTE)
Q 1 3 1 2
L T C 1 2 4 E U B
GNDD
Q 1 3 1 1
L T A 1 2 4 E U B
MUTE
GNDD
V-11A
V+5SW
(CONT1)
Q 5 1 1
L T C 1 2 4 E U B
V+3R3
Q 5 1 2
L T C 1 2 4 E U B
GNDD
GNDD
V+3R3
(CONT2)
GNDD
R 6 5 9
2 2 k
Q 5 1 0
2 S C 4 0 8 1 ( R S )
V+5SW
GNDD
12
(D)
Q 5 0 6
S P D I F _ O U T R 3 1 1 0 GNDD
2 S C 2 4 1 2 K ( R S )
2 . 2 k
fom DSP
DIGITAL OUT
R 6 4 4 C 5 8 0
BUFFER
0.1u
6 8
GNDD
(SDRAM CLK)
7
8
V+10A
R 3 1 2 4
1/8W
2 S B 1 6 9 8
5 6
VCOM
Q 1 3 0 8
V+5A
D 3 0 1 5
Q1309
N M
D T C 1 4 3 E U A
19
Q 1 3 0 7
IMX2
C 3 1 1 4
0.1u
Q 1 3 0 6
D T C 1 4 3 E U A
GNDA
V+5D2
V-10A
V+10A
17
50
V+10A
1
2 ROUT
51
GNDA
3
(A)
4 GNDA
LOUT
5
18
6 V-10A
7 V+REF2R5
47
8 MUTE
CONT1
9
1 0 CONT2
48
1 1 GNDD
1 2 SPDIF
(D)
V K N 1 9 3 8 - A
V-10A
C N 5 0 1
GNDA GNDD
49
NOTES
NM NO MOUNT
RS1/16SS***J
RS1/8SQ***J
1/8W
RS1/10SR***J
1/10W
CKSSYB or CKSQYB
CCSSCH
C H
CEHVAW
CIRCUIT GND
GNDD
ANALOG GND
GNDA
Large size
A-a A-b
SCH diagram
A-a A-b
Guide page
Detailed page
A-a A-b
C
2/3
89
8
A
B
C
D
E
F