Schematic Diagram - Mb Board (3/9) - Sony HCD-GPX33 Service Manual

HCD-GPX33/GPX55/GPX77/GPX88
6-9.

SCHEMATIC DIAGRAM - MB Board (3/9) -

1 2 3
A
MB BOARD (3/9)
B
FE_3.3V_1
MB BOARD (1/9)
6
GND
(Page 30)
DVDD3.3V
MB BOARD (2/9)
17
FE_3.3V
(Page 31)
C
D
FE_VREFO
FE_MUTE
MB BOARD FE_FMO
FE_TRO
(2/9)
14
(Page 31)
E
FE_FOO
FE_DMO
MB BOARD
FWD
(7/9) 21 REV
LOAD_END_SW
(Page 36)
F
UNLOAD_END_SW
CN681
5P
JL685
G TRAY-OUT 5
JL684
GND 4
JL683
CDM TRAY-IN 3
JL682
LOAD+ 2
JL681
LOAD- 1
H
MB BOARD (9/9)
22
VM5.2V
(Page 38)
I
FE_OP-
MB BOARD
FE_3.3V
(2/9) 11
FE_OPO
J
(Page 31)
GND
K
HCD-GPX33/GPX55/GPX77/GPX88
• See page 46 for IC Block Diagrams.
4 5 6 7
FB846
0
CL845
FE_SLED_IN
SL873
SL872 FE_TRK_IN
C851
330p
R851
27k
FE_FCS_IN
SL851
CL852
C854
0.015
R854 R850
CL853
10k 10k
SL854 FE_SPDL_IN
CL855
R856 0 CL856
R853 0 CL857
C850
100 C858
10V 0.1
C685 1000p
R685 1k
FE_LOAD-
C683 1000p
FE_LOAD+
R683 1k
FE_SPDL+
R693 R695
1k 1k
FE_SPDL-
C682 1000p
C680
0.1
C681 1000p
R821
0
R822
0
C822
C821 C823
100
0.1 0.1
10V
CL891
D837 C837
R838
RB520S-30FJTE61 0.1
10k R837
D839 C839 1
RB520S-30FJTE61 0.1
CL892
R840
10k
8 9 10
CL840
R881
100
R884
Q881
47k
2SA2119K
C880 AUTO POWER
100 CTRL
3.3 3.3
10V
3.1
0 0
C881
R882
0.01
100k
R878 10k
1.4
C877 0.1
1 VINFC MUTE 28
1.4
R876
2 TRB_1 BIAS 27
27k
1.4 FE_TRK_IN
3 REGO2 VINTK 26
C876 330p
1.4 1.4
CL875
4 VINSL+ TRB_2 25
C873
5 REGO1 RESET 24 CL874
0.1
0
6 FWD VINLD 23
1.4
0 R873
7 REV GND 22
15k
C871
0.1
29 30
PGND PGND
5.2 CL871
8 Vcc1 VCTL 21
0.9
0 CL870
9 VOTR- VCCD 20
0
10 VOTR+ Vcc2 19 C869 0.1 C870 100 10V
2.5 5.2
11 VOSL+ VOLD- 18
2.5 2.5
12 VOSL- VOLD+ 17
2.5 2.5
13 VOFC- VOTK- 16
2.5 2.5
14 VOFC+ VOTK+ 15
2.5
IC851
AM5890S
IC B/D
IC851
5CH SYSTEM
MOTOR DRIVER
C824
0.1
32 32
11 12 13 14
FE_DVD_LDD
FE_DVD_IOP
Q891
2SA2119K
AUTO POWER
C890
R894
R891
CTRL 100
47k
100
10V
FE_CD_LDD
3.1
C891
R892 0.01
100k
FE_LD_CD
FE_LD_DVD
20
VCTL
CN831
6P
SL836
JL836
6 SL+
JL835
5 SL-
JL834
SL835
4 NC(LIMIT)
JL833
3 NC(GND)
SL832
JL832
2 SP+
JL831
1 SP-
SL831
FE_LIMIT
FE_TRK+
13
FE_TRK-
FE_FCS+
FE_FCS-
Note: IC851 and on the MB board cannot exchange with single.
When this part on the MB board is damaged, exchange
the entire mounted board.
15 16 17
MB BOARD
16
(2/9)
(Page 31)
MB BOARD (2/9)
12
(Page 31)
MB BOARD (2/9)
(Page 31)
SERVICE,
OPTICAL DEVICE
(2/2)
MB BOARD
(2/9)
(Page 31)