Schematic Diagram - Dmb19 Board (2/3) - Sony HCD-GTR33 Service Manual

HCD-GTR33/GTR55/GTR77
6-7.

SCHEMATIC DIAGRAM - DMB19 Board (2/3) -

1 2 3
A
DMB19 BOARD (2/3)
B
1
DVDD3.3V
REG01
DMB19
DVDD5V
CL213
BOARD
VREFO
(1/3)
RF+3.3V
(Page 21)
C
7
DVDD3.3V
C212
DMB19
0.01
DVDD5V
BOARD
DGND
(3/3)
D
(Page 23)
E
R208
SPFG
33k
FOO
R206
10k
R209
3 33k
F
TRO
DMB19
BOARD
(1/3)
(Page 21)
R204
1.2k
G
FMO
R210
DMO
47k
H
I
6
MUTE123
MUTE4
DMB19
BOARD TSD_M
J
(1/3)
LIMITSW
(Page 21)
HCD-GTR33/GTR55/GTR77
• See page 40 for IC Block Diagrams.
4 5 6
C233 C209 R221 C211
4700p 0.033 56k R226 0.033
56k
C214
1000p
R220 1k
R212 10k
1.5 2.5 2.5
48 47 46 45
C205 R214
1.5
220p 15k
1 IN1-
CL201
1.5
2 OUT1
1.5
3 IN2+
1.5
4 IN2-
CL202
1.5
C206 R215
5 OUT2
220p 12k
3.3
6 RES1
C203 R207
3.3
0.01 2.7k
7 RES2
2.3
8 REGCTL
R205 10k
1.5
9 IN3+
1.5
10 IN3-
CL204
1.5
C208 R216
11 OUT3
0.01 12k
1.5
12 IN4+
R213
6.8k
13 14 15 16 17 18
1.5 1.5 2.3
R219
27k
R224 10k
C213
C210 0.01
0.01
7 8 9
R231 15k
R232 18k
R234 10k
R230
82k
R225
100k
R233 R223
33k 100k
1.5 5.0 1.5 3.3 3.3 2.7 9.0 9.0 4.4
44 43 FIN 42 41 40 39 38 37
DO1- 36
4.4
DO2+ 35
4.4
DO2- 34
4.4
PGND1 33
IC B/D
REGO1 32
IC201 5.1
REGO2 31
3.7
FOCUS/TRACKING COIL DRIVE,
SPINDLE/SLED MOTOR DRIVE
IC201
FAN8036L
DO3+ 30
4.3
DO3- 29
4.4
DO4+ 28
4.3
DO4- 27
4.4
PGND2 26
DO5+ 25
FIN 19 20 21 22 23 24
3.3 3.4 3.3 3.2 9.0
C216 C217 C215
0.01 100 0.01
16V
22 22
10 11 12 13
FCS-
FCS+
TRK+
TRK-
C221
0.1
JL201
SP-
JL202
SP+
R246 4.7k JL203
JL205
SL-
JL206
SL+
C222
0.1
FCS-
R256 R247
10k 1k
FCS+
TRK+
TRK-
SL-
SL+
SP-
SP+
14 15
IOP
2
REG02
IOPMON
DMB19
FCS-
BOARD
FCS+
(1/3)
(Page 21)
TRK+
TRK-
CN201
6P
1 SP-
2 SP+
3 LIMIT
DEVICE,
4 (GND)LIMIT OPTICAL
(2/2)
5 SL- KHM-313CAB/C2NP
6 SL+
8
VM9V
DMB19
BOARD
(3/3)
MTR_GND
(Page 23)