Schematic Diagram - Main Board (5/5) - Sony STR-DN1070 Service Manual

6-34. SCHEMATIC DIAGRAM – MAIN Board (5/5) –
1 2 3
A
>072S
MAIN BOARD (4/5)
(Page 62)
B
C
>068S
MAIN BOARD (3/5)
D
(Page 61)
E
F
G
H
>069S
MAIN BOARD (3/5)
(Page 61)
I
J
K
STR-DN1070
• See page 75 for IC Block Diagrams.
4 5 6
MAIN BOARD (5/5)
+7V
TUNER_GND
TUNER_CE
TUNER_L/LRCK
TUNER_R/BCK
TUNER_DA
TUNER_CK
TUNER_IIC/RDS
IC1280
MM3411A50NRE
IC1280
+5V REG.
5 1
VDD
2
GND
C1280 3
5
CE
1u
+6.2V
V_SEL_SW2
V_SEL_MUTE
+3.3V
OPT_TV
DGND
FB1201
0uH
3.3 3.3
IC1231
JSR1124
TV
(ASSIGNABLE) IN
OPTICAL
7 8 9 10
7 3.3
C1202
1u
C1206
10u
IC1237
MM1839A33NRE
IC1237 C1204
1u
+3.3V REG.
X1200
12MHz
0.1 0.2 3.3
3.2
R1204
10k
R1208
0
15
CP1
RN5B701-0001
14
(US, CND)
JL1200 IISD
13 RN5B701-0002
R1200 1k C1243 10u
LRCK/LOUT (EXCEPT US, CND)
R1201 1k C1244 10u 1.6 12
BCLK/ROUT IC1236
11
R1205 22 1.5
DA
FM RECEIVER
0
3.3
C1209
0.0022u
R1206 22
R1207 100
5
VOUT
5 0 8 7
VOUT NC_7
4 C1213 C1240 9 6 0
C1283
NC GND MUTE
47u 35V
1u 0.1u
10 IC1232 5
5 0
VCC VIN3
NJM41050V (TE2)
0.1 11 4 0
SREFV IC1232 SW2
C1211 12 3
0.1 0
R1211
VSAG VIN2
VIDEO SWITCH
1u
68k 13
0.2 2 5
SSIGV SW1
14 1
NC_14 VIN1
R1210
C1210
68k
0.1u
R1213 10k
63 63
11 12 13
L1200
22nH
3.3
C1221
10p
21
C1230
L1203
68p
CL1200
IC1236 1 0 47nH
FRF1
2
C1223 L1202
FRF2 R1216 CL1201
3 47p 47nH
100
GNDRF_3
R1217
4 0
C1222
CP2 0
D1200
0.047u
5
BAV99-215
GNDRF_5
3.3 3.3
L1201
22nH
R1209
10k
C1217
R1215
47u 35V
75
C1214
0.1u
C1212
0.1u
C1218 47p CL1247
C1216 47p
CL1246
R1214 75
C1215 47p
CL1245
R1212 75
J1401 (2/2)
3P
1 2 3 4
VIDEO
MONITOR OUT
YEL
VIDEO
YEL
VIDEO 1 IN
VIDEO
YEL
SAT/CATV IN
Note: IC1236 on the MAIN board cannot exchange with single.
STR-DN1070
14 15 16 17
CN1200
2P
2 RF
FM ANTENNA
1 RF GND
R1218
0
CL1248
When this part on the MAIN board is damaged, exchange
the entire mounted board.