Schematic Diagram - Main Board (11/12) - Sony HCD-HDX275 Service Manual

HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675

6-18. SCHEMATIC DIAGRAM - MAIN Board (11/12) -

1 2
MAIN BOARD (11/12)
A
REG01
REG02
24
5V
IOPMON
MAIN
BOARD IOP
CL1213
(8/12)
VREFO
(Page 43)
RF+3.3V C1209 R1221
B
0.033
56k
C1233
4700p
C1211
R1226
0.033
56k
SPFG
R1220
1k
C IC1201
FOCUS/TRACKING COIL DRIVE
SLDE/SPINDLE/LOADING MOTOR DRIVE
R1208
33k
FOO
C1205
R1214
220p 15k
R1206
10k
D
TRO
R1209 CL1202
27 33k
C1206 R1215
220p 12k
MAIN
BOARD
(8/12)
R1207 C1203
(Page 43)
2.7k 0.01
R1204
1.2k
CL1203
R1205 10k
R1210 47k
E
FMO
CL1204
C1208
R1216
0.01 12k
R1213
6.8k
F
DMO
31
G MUTE123
MUTE
MAIN
TSD_M
BOARD
(8/12)
(Page 43)
HCD-HDX275/HDX277WC/HDX279W/HDX475/HDX576WF/HDX675
3 4 5
R1231 15k
R1230
82k
R1212
10k
48 47 46 45 44 43 FIN 42 41
IC1201
FAN8036L
1.4
IN1-
1
CL1201
1.4
OUT1
2
-
1.4 IN2+ +
3
+
1.4
IN2-
-
4
1.4 OUT2
5
RES1
3.3
+
6
-
GND
+
RES2
3.3 -
7
REGCT
L
2.2
8
+
1.4
IN3+
-
9
1.4
IN3-
10
1.4
OUT3 +
11
-
W C
1.4 IN4+
12
S
S M
13 14 15 16 17 18 FIN 19 20 21 22 23 24
R1219 R1224
27k 10k
C1210
0.01
CL1205
6 7
C1212 C1218 C1219
10 0.01
R1234 0.01
10k 16V
R1223
100k
R1225
100k
C1215
0.01
CL1209
40 39 38 37
CL1210
DO1- 4.8
36
-
CL1211
4.8
+ DO2+
35
CL1212
4.8
DO2-
34
C1220
PGND1
33
10
16V
4.9
REGO1
32
3.5
REGO2
31
C1224
0.01
GND
4.8
DO3+
30
4.8
DO3-
29
4.8
DO4+
28
4.8
DO4-
27
PGND2
26
+ D
DO5+
25
- D
C1217
47
16V
46 46
8 9 10
FCS-
FCS+
TRK+
TRK-
C1221
JL1201
0.1
SP-
JL1202
SP+
JL1203
JL1204
JL1205
SL-
JL1206
FCS- SL+
C1222
0.1
R1247
1k
FCS+
TRK+
R1246
4.7k
TRK-
SL-
SL+
SP-
SP+
11
FCS-
26
FCS+
TRK+
MAIN
TRK-
BOARD
LIMITSW
(8/12)
(Page 43)
CN1201
6P
SP-
1
SP+
2 OPTICAL
PICK-UP
LIMIT
3 BLOCK
(GND)LIMIT
4 KHM-310CAB
or
SL-
5 KHM-313CAB
SL+
6
(2/2)
D3.3V
18
D-GND
M+9V
MAIN
BOARD
(6/12)
M-GND
(Page 41)