Sony MHC-GPX5 Servise Manual page 50

5-
1
A
B
DMB22
C
RF+3.3V
BOARD
5
VREFO
(2/3)
REG 01
(Page 48)
D
REG 02
DMB22
FCS+
BOARD
6
FCS-
(2/3)
TRK-
(Page 48)
TRK+
E
SL+ 6
SL- 5
NC 4
DEVICE, OPTICAL
CMS-ST6RFS3
NC 3
SP+ 2
SP- 1
CN801
6P
F
3
VM 9V
DMB22
BOARD
MTR_GND
(1/3)
(Page 47)
G
H
I
J
2 3
DMB22
C814
C813
10 0.1
C815
C816
0.1 0.1
C802
JL806
0.1
JL805
JL803
C801
JL802
0.1
JL801
C812
100
HCD-GPX5G/GPX7G/GPX8G
• See page 51 for IC Block Diagrams.
4 5
0
SGN D C822
SGN D
0
0
0.1
REG5 REGVAR
3.7
5.2
PREVCC REGVARVCC
R824
9 5.2
10k
PVCC1
REGCTL
3.4
9
PGN D
REGRST
R850
0 3.4
1k
VO1+ TSDM
3.2
4.6
VO1-
MUTE 4
3.4
4.6
VO2+
MUTE 123
3.2
4.6
VO2-
SGND
0
4.6
VO3+ SGND
0
CL834
4.2
VO3-
OUTPUT
R826
2.8
4.2 CL833
33k
VO4+
OPIN -
4.2 3.4
CL832
VO4-
OPIN+
R831
4.2 3.4
15k
VO5+ VSPDL
1.6
CL831
VO5-
VCI
1.6
PGN D
VCO
1.6
0
PVCC 2
IN 1
9 1.6
VCTL IN 2
1.6
0.4
C820
FWD
IN 3
0.01
1.6
RVS
IN 4
1.6
R836
4.7k
IC801
BD8203EFV-E2
IC B/D
IC801
5CH SYSTEM
MOTOR DRIVER
6
DVDD5V
DGND
DVDD3.3V
C821
10
C823
0.1
TSD_M
MUTE4
MUTE123
R827 10k
IOPMON
R828 18k
R15k
829
IOP
R832
0
SPFG
R830
C827
82k
C825
0.001
0.1
R833
330
FOO
R837
4.7k
TRO
R839
6.8k
FMO
R841
4.7k
DMO
R843
R838 R840
R842
6.8k
4.7k 1.8k 4.7k
C829 C830 C831 C832
1200p 0.001 0.033
0.068
50V 50V
7
4
DMB22
BOARD
(1/3),(2/3)
(Page 47)
(Page 48)
8
DMB22
BOARD
(2/3)
(Page 48)
7
DMB22
BOARD
(2/3)
(Page 48)
49