Schematic Diagram - Main Board (1/4) - Sony STR-DN1080 Service Manual

2020/11/17 21:24:35 (GMT+09:00)
STR-DN1080/ZA810ES
Ver. 1.3

6-17. SCHEMATIC DIAGRAM - MAIN Board (1/4) -

1 2 3
MAIN BOARD (1/4)
A
B
R1204
>101S
10k
+7V
MAIN TUNER_GND
BOARD
(4/4)
(Page 69)
C
D
TUNER_CE
TUNER_L/LRCK
TUNER_R/BCK
TUNER_DA
TUNER_CK
>102S
E
TUNER_IIC/RDS
MAIN
+6.2V
BOARD
V_SEL_SW2
(2/4)
(Page 67) V_SEL_MUTE
+3.3V
OPT_TV
DGND
F
IC1231
OPTICAL RECEIVER
IC1231
JSR1124-00A
JL1261
1 0
G
VOUT
OPTICAL
JL1262
2
IN
GND
TV
JL1263
3.3
3
(ASSIGNABLE)
VCC
FB1201
>103S
SIGN003423
H CL1245
SATCATV
MAIN CL1246
BOARD VIDEO1
CL1247
(2/4)
MONITOR_OUT
(Page 67)
STR-DN1080/ZA810ES
• See page 80 for Waveforms. • See page 81 for IC Block Diagrams.
4 5
IC1237
+3.3V REGULATOR
IC1237
MM1839A33NRE
3.7 1 5 6.9
CONT VIN
2
GND
3 4 3.3
NC VOUT
C1202 C1204
1 1
IC1280
+5V REGULATOR
IC1280
MM3411A50NRE
6.1 1 5 4.9
VDD VOUT
2
GND
6.1 3 4
CE NC
C1280
1
C1283
1
C1213
0.1
IC1232
C1240
C1290
47
VIDEO INPUT SELECTOR,
10
35V
NJM41050V(TE2)
C1291
0.1
C1292
0.1
R1259
100 R1213
10k
R1212 C1215 R1214
75 47p 75
6 7 8
C1209
0.0022
C1243
R1200
10
1k
R1201 C1244
10
1k
R1205
22
R1211
68k
R1210 R1208
68k 0
C1211 C1210
1 0.1
RN5B701-0001 (DN1080: US, CND/ZA810ES)
RN5B701-0002 (DN1080: AEP, UK, AUS, TW)
VIDEO AMP
IC1232
R1206
22
R1207
100
C1217
47
35V
C1216 C1218 C1212 C1214 R1215
47p 47p 0.1 0.1 75
66 66
9 10 11
C1206 C1220 L1200
10 0.0033 22nH
C1208 C1219
4p 4p
X1200
12MHz
1
15 1 0
CP1 FRF1
14 2
JL1200
IISD FRF2
1.3 13 3
LRCK/LOUT GNDRF_3
1.3 12 4 0.7
BCLK/ROUT CP2
3.7 11 5
DA GNDRF_5
IC1236
FM RECEIVER
IC1236
R1209
10k
CL1248
12 13 14
C1221
10p
C1223
47p
C1222
0.047 L1202
47nH
C1230
68p
L1203
47nH
L1201 R1216
22nH 100
D1200
BAV99-215
R1217
0
R1218
0
CN1200
2P
CL1200
2 RF
ANTENNA
CL1201
FM
1 RF GND
B1352
(CHASSIS)
SYS SET