Sony WRR-862A Service Manual page 92

*1:No RF level/RF level 60dBu ,No Modulation
BUFF AMP
1
R1111 R1115
IC1111 (1/2)
56k 51
NJM2100V-TE2
*1
2.9V/ 3.0V
R1113
1.4V C1115
100k 3 8
0.1uF
C1801 C1802 +
B
C1111 1
4.7uF 4.7uF
1uF
10V 10V
2
6.3V
TA-C C1114
TA-C
TA-C
47pF
4
*1
CH
2.5V/
C1112
1.4V
0.47uF
R1116
B R1114
10k
0V
1608
CN1801 2.2k
1 -VCC R1112
C1113
47k
0.01uF
GND
2
B
3 VCC
4 MON_VCC
MON_GND
5
DIV_SW2
6 DIV SW2
AFM2
7 AFM2
RSSI_2-b
RSSI 2-b
8
2
RSSI_2-a
9 RSSI 2-a
4MHz_2
10 4MHz
PLL_POWER2
PLL POWER(2)
11
PLL_LD2
12 PLL LD(2)
PLL_PS2
PLL PS(2) R1163
13
PLL_LE2
PLL LE(2) R1161
14
X1161 100k
PLL_DATA2
15 PLL DATA(2)
0.032768MHz
PLL_CLK2 C1161
PLL CLK(2)
16 24pF
AF_2-2
CH
17 AF 2-2 3 8
VCC_DIST2
+
18 VCC DIST2
GND X1162
19 2
AF_2-1
0.032768MHz
20 AF 2-1 4
*1
1.7V/1.4V
R1164
R1162
1k
C1162
0.1uF
B
3
1/2 GND
1/2 VCC
1/2 -VCC
1/2 RXD2
1/2 SCK
1/2 SO/I
1/2 SI/O
1/2 AF_1-1
BUS1
1/2 BUS1
BUS2
1/2 BUS2
BUS3
1/2 BUS3
1/2 4MHZ_X1
1/2 RESET
1/2 VDD
R1451
FB1401
2.8V IC1403
100
1.5V
TC7SU04FU(TE85R)
R1454
5
Q1451 470
4 2
2SK1067-4-TL
4
C1403
CL1451
S 4MHz_2 0.1uF 3
ALO2
B
C1451 R1453
RSSI_2-a
0.1uF 22
R1452 RSSI_2-b
B
1k
3
1.9V
GND
IN OUT
C1402
1 2
0.1uF
FL1401 B
C1405
C1404
100pF X1401
27pF
4MHz
CH
CH
C1406
CT1401 15pF
20pF
CH
R1407 100k
NOISE2
TX-BATT2 R1408 100k
R1409 100k
TONE2
DIV_SW2
AFM2
TXD2
WP2
5
A B
AU-276 (2/2), CN-2168 (2/2)
NOISE DET
*1 IC1111 (2/2)
R1129
2.5V/1.4V IC1122
NJM2100V-TE2
47k
*1
*1 NJM2406F-TE2 R1131
R1123
0V/2.7V
560k
3.9k 1.7V/1.4V
3.1V IC1141
R1121 MC33077DR2
1.0V
3.9k R1141
C1124
C1126 470
5 0.1uF 3 5
0.1uF
+ B +
7 4
C1121 C1122 R1126 R1128 B
D1121
470pF 470pF 0V
6 2.2k 10k
MA133-TX 1
CH CH
R1124
1608 1608
2
10k
-3.1V
*1
0V
1.7V/
*1
C1125
R1122
1.4V R1127 R1130
0.1uF 1.3V/
10k
560k 33k
B
0.03V
C1123 R1125
R1142
0.0027uF 100k
470
B
1608
TONE DET
R1169
IC1162 (1/2)
56k
*1
51
TA75W393FU-TE12R R1171
0V/2.7V
560k R1181
IC1161 (1/2)
3.1V
3.0V 100k
IC1161 (2/2)
NJM2100V-TE2
C1181
0.8V NJM2100V-TE2
10pF
C1163
C1166
CH
0.1uF 3 8 5
0.1uF
B IN+ B +
1 1 7
R1166
D1161 R1168 X1181
2.2k
10k 6
MA133-TX 2 IN
C1164
0V 0.1uF R1183
4
B 33k
0V
*1
*1
C1165 R1170 1.7V/1.4V
R1167
R1182
33k 0.1uF 18k 1.7V/
560k
1k
B
*1
0.01V
R1165
1.7V/1.4V C1182
100k
0.1uF
B
WP2
AN3 P02/SO/SB0
61 40
AN4 P01/SCK
62 39
AN5 P00/INT4
63 38
AVSS P53/D7
64 37
AVREF P52/D6
65 36
IC1401
VDD P51/D5
66 35
XT1 UPD75P3036GK-BE9 P50/D4
67 34
XT2 VSS
68 33
VPP P43/D3
69 32
X1 P42/D2
70 31
X2 P41/D1
71 30
RESET P40/D0
72 29
P60/KR0 VLC2
73 28
P61/KR1 VLC1 R1405
74 27
47k
P62/KR2 VLC0
75 26
R1404
P63/KR3 BIAS
76 25 47k
COM23
P70/KR4 COM3
77 24
COM22
P71/KR5 COM2
78 23 COM21
P72/KR6 COM1
79 22
COM20
P73/KR7 COM0
80 21
LCD2
C
AU-276 (2/2), CN-2168 (2/2)
AF LEVEL DET AF MUTE
LPF
R1102
FL1101 470
12 10 9 7
R1104
NC3 NC4 NC5 NC6
IN LPF OUT
R1143
1 NC2 6
22 R1101 NC1 O I
(1/2)
3.1V R1103
2 3 4 5
4.7k
Q1101
C1101 C1104
C1144
0V
3 8 2SC4919-TL
0.1uF R1147 R1149
D1141
+ B 2.2k 10k
1
MA133-TX
C1103
C1102
2 C1143
C1141
D1101
4.7uF
47pF
4 1SS400TE-61
6.3V
CH
C1145
B
R1148
0.1uF
560k
B
R1144
33k
C1142
R1145 R1146
22 0.1uF 100k
B
Q1102
0.04V(Squelch OFF)
DTC124EE-TL
1.3V(Squelch ON)
HEADPHONE AMP
TX-BATT DET
L1251
47uH
R1188 Q1251
47k LA4534M-TE-L
DTA124EE-TL
R1190
560k
IC1162 (2/2)
C1251
6
3.1V
TA75W393FU-TE12R 1uF
*1
*1
6.3V 1 VCC
1.7V/1.4V 0.9V 0V/2.7V P_SW MT_SW
TA-C
5 2
IN1 OUT1
IN+
7
R1185 R1187
D1181 1.1V
2.2k 10k
6 IN
MA133-TX 4
C1183
IN2 OUT2
0.1uF
5
*1
B
REF
R1252
PREGND PWGND
1.6V/0.01V
22k
C1184 R1189 3
R1186
C1252
0.1uF R1251
560k 18k
B 100k 22uF
R1184
4V 0V
100k
AF AMP
IC1041
MC33077DR2
R1050
820
IC1402 5
AT24C64N-10SI-1.8-TR
0V
6
R1402
10k
8
R1403
C1401
1k
5 VCC 3 0.1uF
SDA A2
B
6 2 R1051
SCL A1
1.2k
7 1
WP A0
GND
4
LED(2)
MC33077DR2
R1150
820
LCD BACK LIGHT
5
D1401 FA1113F-Y641-TR
D1402 FA1113F-Y641-TR 0V
R1410 330 6
D1403 SML-310LTT86
R1411 330
R1412 470 TX-BATT
YG
2 1
R1413 150 RF-b R1151
4 3
1.2k
R1414 470
HR
D1404
CL-165HR/YG-D-T
YG
2 1
R1415 150 RF-a
4 3
R1416 470
HR
R1406
D1405
47k
CL-165HR/YG-D-T
ND1401
LCD
8-14 8-14
D E
TRANSFORMER
0V
C1105 C1107
R1106
47pF 47pF
T1101 68
CH CH
5 4
J
6 3 FB1101
R1105 R1108
CN1101
330 330
7 2 CL1101
COLD 1
FB1102
CL1102
8 1
HOT
2
CL1103
H
R1107
GND 3
0V 68 C1106 1
47pF RIGHT 4
0.13V(Squelch OFF) 2
CH
LEFT
5
0.7V(Squelch ON) 3
GND 6
FB1103
7 8
3.0V(Squelch OFF)
0V(Squelch ON)
Q1252
DTA124EE-TL
IC1251
1
2
3
3.1V C1258
C1261
10 150uF
47pF
4V CL1251
9 CH
FB1251
1.1V
CL1252
7
FB1252
R1254 R1255 C1259
C1262 C1263
4.7 4.7 150uF
47pF 47pF
4V
CH
8 CH
C1253 R1253
R1256 R1257
0.1uF
100k 1k 1k
B
CL1253
C1254 C1255 C1257 FB1253
220uF 0.1uF 0.1uF
C1256 C1260
6.3V
0.047uF 0.047uF
MONITOR
MONITOR SW MIX VOLUME AF AMP
R1204
22
C1204
3.1V
0.1uF IC1201 (2/2)
IC1201 (1/2)
B
MC33077DR2
0V
(2/2) MC33077DR2
0V 0V
5
3 8
S1201 RV1211
+
0V +
R1201 1 20k R1211 7
1
100
+ 3.3k 0V
7 2 6
2 3 C1211
C1202
220pF 220pF
4 4
C1046
CH
-3.1V CH
220pF
5
CH
6 7
R1205 R1213
8
R1202 3.3k
5.6k
R1052
3.3k C1201 R1212
2.2k
0.1uF C1203
R1203 1k 0V
0.1uF
1k B
B
IC1141 R1206
(2/2)
22
0V
+
7
C1146
220pF
CH
R1152
2.2k
F
C1901 FB1901
CN1902
CN1901
C1902
1
1 COLD HOT 2 1 4
FB1902
2 HOT COLD 3 2 3
GND GND
3 4
OUTPUT2
5 4 C1903
FB1903
CN-2168 (2/2)
MONITOR OUT
IC1401 Pin-DC Voltage Table
Pin No. DC Voltage
1 to 24 1.5V
25 3.0V
26 to 28 3.0V(26),2.0V(27),1.0V(28)
29 to 32 0.1V(LED Lights)
33 0V
34 0.1V(LED Lights)
35 0.1V(BL Lights)
36,37 0V
38,39 3.0V
40,41 0V
42 to 45 3.0V
46,47 0V
48 to 51 3.0V
52 0V
53 to 55 3.0V
56 3.0V(Squelch ON),0V(Squelch OFF)
57 0V(Control 1),3.0V(Control 2)
58 0V
59 0V
60 0V
61 0V(Squelch ON, No RF),0.3V(Squelch OFF, 60dBu
with reference modulation)
62 approx.0.3V(No RF),approx.1.8V(Ant a, 60dBu)
63 approx.0.3V(No RF),approx.1.8V(Ant b, 60dBu)
64 0V
65,66 3.0V
67,68 0V(67),3.0V(68)
69 3.0V
70,71 1.4V(70),1,9V(71)
72 3.0V
73 to 75 2.7V(RF in,No Modulation),0V(No RF)
76 0V
77 3.0V(RF in Ant b),0V(RF in Ant a)
78 3.0V(Squelch OFF, No RF),0V(Squelch ON, No RF)
79,80 0V
AU-276 (2/2)
BOARD NO. 1-681-019-11
CN-2168 (2/2)
BOARD NO. 1-681-021-11
WRR-862A/862B
G H