Pioneer CDJ-850 Service Manual page 71

5
CPU-SRV
GNDD GNDM R 2 5 0
N M
C 2 3 3
7 5
ADC
0.1u
R 2 4 9 C 2 4 0
7 4
X O
7 3 N M N M
X I
7 2
VREF1R65
3 X V S S 3
3
7 1
T E S I N
C 2 3 4
7 0
V D D 3 _ 2
0.1u
6 9
V S S 3 _ 2
VREF1R65
6 8
F G I N
0 R 2 9 3
6 7
M O N I T
MONIT
6 6
I O 3 A
IO3A
6 5
DMO
I O 2 A
IO2A
6 4
D M O
6 3
F M O
6 2
TACTHI
V R E F
TRO
6 1
T R O
6 0
F O O
C 2 3 5
5 9
A V D D 3 _ 2
FOO
0.01u C 2 3 8
5 8
T E Z I
0.033u
5 7
TE
T E I
5 6
S B A D
5 5
SBAD
F E I
5 4
R F D C FE
5 3
I R F R P
5 2
A V S S 3 _ 1
5 1
GNDS
C 2 3 2
0.033u
RFRP
FTE
15
VREF1R65
V+3R3_S
TRACK COUN T
VCA
R 2 4 8
6 8 k V+3R3_S TCOUNT
2
8
1
4
3
I C 2 0 3
NJM2903M
6
8
7
GNDS
I C 2 0 3
4
5
NJM2903M
GNDS
5
6
V+7R6_M
V+7R6_M
R 2 7 4
1/4W
N M
C 2 4 6
4 7 u / 1 6
C 2 4 7
4 7 u / 1 6
C 2 6 9
VREF1R65
SQ
N M
N M SQ
C 2 7 0
C 2 4 4
R 2 5 3
3 3 k 0.1u
R 2 5 4
C 2 7 3
1 8 k
N M
4 7 0 p / 5 0
C 2 4 8
SCH
VREF1R65
C 2 4 1
0.033u
EC
SR
R 2 5 2
SR
N M
T
SPIN
GNDM
6
7
SERVO DRIVER
V+5R6 V+5R6_M
L 4 0 1
!
IC206
BA00BC0WFP N M
V+5R6M
13
GNDM
I C 2 0 4
1 54
L D O - ACO1+
53
2
L D O + ACO1-
52
3
V C C ACO2+
4 51
A C T I N 1 ACO2-
5 50
VREF1R65
A C T I N 2 ACO3+
49
6
0.01u
T J M O N ACO3-
C 2 5 1
7 4 8
B T H C A V M
8 4 7
S P V M _ S
A C T I N 3
9 4 6
P G N D 1 L D I N
1 0 4 5
P G N D 2 A G N D
C 2 4 9
1 1 4 4
U S P C N F
1 2 4 3 0.01u
S P V M 1 F G
1 3
4 2
V V C
1 4 4 1
f i n 1 f i n 2
1 5 4 0
P G N D 3 S L O 1 +
1 6 3 9
W S L O 1 -
1 7 3 8
S P V M 2 S L O 2 +
1 8 3 7
S P R N F S L O 2 -
1 9 3 6
H B S L G N D
2 0 3 5
H U + C T L 2
2 1 3 4
R 2 6 3
H U - C T L 1
2 . 7
1 / 4 W
2 2 3 3
V C G 1 0 6 3 - A
H V + S L R N F 2
C 2 8 3
2 3 3 2 R 2 6 4
2 . 2 u / 1 0
H V - S L R N F 1
2 . 7
2 4 3 1 C 2 6 8
1 / 4 W
SL2IN
H W + S L V D D
SQ
2 5 3 0
H W - S L I N 2
C 2 5 0
2 6 2 9 0.1u
S P I N S L I N 1
C 2 5 3
2 7
2 8
D G N D D V C C SL1IN
0.1u
B D 7 9 5 6 F S
GNDS
Notes
NM is No Mount (STBY)
CKSSYB***K F
SR CKSRYB***K F
CH CCSRCH***J F
SCH CCSSCH***J F
CEHVAW***M F
RS1/16SS***J
F RS1/16SS****F
D RS1/16SS****D
SR F RS1/10SR****F
SR
RS1/10SR***J
1/4W
RS1/4SA***J
VCG1063A-T 1000pF/50V
CDJ-850
7
8
V+3R3
IC205
1 A
1 8
V C C
3 Y 2 7 1 Y
2 A 3 6 3 A
G N D 4 5 2 Y
TC7W04FU
GNDD
VREF1R65
VREF1R65
R 2 6 7
R 2 7 0
N M
N M F
C 2 5 7
C 2 5 5
2200p CH
1200p SR R 2 7 1
N M
LDIN
C 2 5 8
V+3R3_B
2200p CH
SPDLFG
S
GNDS
(DA)
: Audio Data Signal Route
(FS)
: Focus Servo Signal Route
(TS)
: Tracking Servo Signal Route
(ST)
: Stepping Motor Signal Route
(LO)
: Loading Motor Signal Route
: Waveform Measuring Point
: Voltage Measuring Point
: Signal Level Point
8
A
D 1/4
CPU_SR V
1:13J
B
C
D
E
F
D
2/4
71