Schematic Diagram -Dmb19 Board (3/4) - Sony HCD-GZR888D Service Manual

6-12. SCHEMATIC DIAGRAM – DMB19 Section (3/4) –
1
DMB19 BOARD
A
DVDD3.3V
MAIN
10
BOARD DVDD5V
(4/4)
DGND
(Page 44)
IOPMON
IOP
DMB19
B 3
BOARD VREFO
(1/4)
(Page 41)
SPFG
RF+3.3V
C
FOO
TRO
D
DMB19
FMO
7
BOARD
(2/4)
(Page 42)
E
DMO
F
MUTE123
DMB19
8 MUTE4
BOARD
TSD_M
(2/4)
(Page 42)
LIMITSW
HCD-GZR888D/GZR999D
• See page 66 for IC Block Diagram.
2 3
(3/4)
CL213
R226
C233
56k
4700p
0.5%
R220
1k
48 47 46
IC B/D
R208 33k
1.4
R214 1 IN1-
C205
CL201
220p 15k
1.4
2 OUT1
R206 10k
1.4
3 IN2+
R209 33k
1.4
4 IN2-
CL202
C206 R215 1.4
12k 5 OUT2
220p
3.3
6 RES1
GND
R207 C203
2.7k 0.01 3.3
7 RES2
R204 1.2k
2.3
8 REGCTL
R205 10k
1.4
9
IN3+
R210 47k
1.4
10 IN3-
CL204
C208 R216 1.4
12k 11 OUT3
0.01
R213 6.8k
1.4
12 IN4+
13 14 15 16 17 18
CL205
R224
10k
R219
27k
C210
0.01
R247
1k
4 5
R223
100k
0.5%
R225
R234
100k
10k R232
0.5%
18k
0.5%
R231
15k
0.5%
R233
R230 33k
82k 0.5%
0.5%
C212
0.01
45 44 43 FIN 42 41 40 39 38 37
4.3
DO1- 36
4.3
35
DO2+
4.3
DO2- 34
PGND1 33
5
REGO1 32
IC201
3.6
31
REGO2
IC201
FAN8036L
GND
FOCUS/TRACKING COIL DRIVER,
SPINDLE/SLED MOTOR DRIVER 4.3
DO3+ 30
4.3
DO3- 29
4.3
28
DO4+
4.3
DO4- 27
PGND2 26
JL211
1.4
DO5+ 25
FIN 19 20 21 22 23 24
C213
0.01
JL210
C216
0.01
R256
10k
43 43
6 7
FCS-
FCS+
TRK+
TRK-
C218
47
C221
10V
0.1
SP- JL201
FCS- SP+ JL202
R246 4.7k
JL203
JL212
SL- JL205
SL+ JL206
C222
0.1
C224
0.01
FCS+
TRK+
TRK-
C219
0.01
SL-
SL+
SP-
SP+
C215
0.01
C220
47
10V
C217
100
16V
HCD-GZR888D/GZR999D
8 9
REG02
REG01
DMB19
FCS-
4
BOARD
FCS+
(1/4)
(Page 41)
TRK+
TRK-
CN201
6P
1 SP-
2 SP+
OPTICAL
3 LIMIT
PICK-UP
4 (GND)LIMIT
BLOCK
5 SL-
(2/2)
6 SL+
VM9V
DMB19
11
BOARD
(4/4)
MTR_GND
(Page 44)