Yamaha RX-V367 Service Manual page 84

A B C
RX-V367/HTR-3063
OPERATION 2/2
1
to OPERATION (1)_CB104
CB193
CB191
-11.8
12.1
-11.7
-11.7
-11.7
2
0
0
Page 86 F1
0
to MAIN (1)_CB22
0
2.5
2.5
0
SURROUND L 2.5
2.5
SUBWOOFER 0
2.5
CENTER
2.5
0
FRONT L
3
CB192
0
0
0
0
0
0
0
Page 86 E1 0
0
to MAIN (1)_CB21
0
0
0
4
0.3
0.4
0
0.4
0.2
5.1
DIGITAL IN
OPERATION (4)
5
3.4 3.3
6
0
0
0 0
7.3
0
IC131
CB132 10.0
3.0
7.3
7 0
9.0
3.4
3.0
3.4
3.4
0
9.0
Page 82 E10
8
0
to DIGITAL_CB262
5.1
4.6
0
8.0
0
2.9
3.4
W1301
CB131
9
CB134
12.1
Page 85 J6 0
-11.8
to MAIN (1)_CB2
1.7
-38.6
10
★ All voltages are measured with a 10MΩ/V DC electronic voltmeter.
★ Components having special characteristics are marked
and must be replaced
with parts having specifications equal to those originally installed.
★ Schematic diagram is subject to change without notice.
84
D E F
Page 83 J9
5.1
-11.7
-11.7
-11.7
0
0
0
2.5 Page 82
2.5
to DIGITAL_CB264
2.5
0
2.5
2.5
2.5
0
0
0
CB195
0
0
3.3
0
0
5.1
0
0
0
Page 82
0
to DIGITAL_CB263
0
0
0.3
0.4
0
0.4
0.3
5.1
CB196
CB194
Page 87 F2
to MAIN (2)_CB41
OPERATION (2)
3.4
0
3.3
3.3
0
0
0
0
IC135
5.1 19.2
0
11.5
19.2
IC133
9.7 0
12.1 19.2 0
0
-19.7
9.7
3.6
0
3.8
0
4.3
-19.7
-11.8
4.1
-29.1
IC134
-29.1
8.0
3.6
3.8
0
-29.1
-38.6
IC132
9.8
4.6 9.8
0
4.3 4.1
0 0
0
0 0
G H
L7
L5
10.0
5.4
0.8
CB151 0.8
10.0
1.3
3.0
7.3
0.5
0
W1501
OPERATION (3)
CB135
0
0
0 AC31.1
AC7.5
To POWER TRANSFORMER
AC8.5
AC6.0
IC131: NJM2388F33
Low dropout voltage regulator with ON/OFF control
R1
CB136
Page 83 K4 V
IN 1 2 V
OUT
to OPERATION (1)_CB102
-29.1
Bandgap
Reference
Z1
ON/OFF
Cont
4 control
Over Voltage Thermal Over Current
Protection Protection Protection
GND 3
I J K
7.3
7.3
3.6
10.0 10.0
AC9.7
3.6 3.6
4.0
3.6 3.6
CB154
AC IN
0 0
CB155
CB152 CB153
POWER
TRANSFORMER
IC133: KIA7812API
IC132, 135: KIA7805API
Voltage regulator
Voltage regulator
1 INPUT
R22 R17 R23
R22 R17 R23
R1 Q11 Q11-1
Q11 Q11-1
Q15
Q15
Q16
Q12
Q12
Q14
Q14 R14 R10 R15
R10 R15
Q17 Q19
Q17 Q19 R19
R16
R19
R12
R12 3 OUTPUT
Q18
Q18 R20 Q6
Q6 Q1
Q1
R18
R18 R11
R11 R9
R9 R7 C1
R7 C1 Z1
R2
R2 Q10
Q10
Q2
Q2
R21 R3 Q7
R3 Q7 Q13
Q13
Q4 Q4
Q8 Q3 Q5 Q9 Q8
Q3 Q5 Q9 R13
R13
R4 R5
R4 R5 R6 R8
R6 R8
2 COMMON (GND)
L M N
IC134: KIA7912PI
Voltage regulator
1 COMMON (GND)
R22
R15 R18 R21
R23
1 INPUT
Q28 Q17 Q21
Q22 Q24
R16
Q23 R13 R12
R24
Q19
Q29
Q16
R20
R1 Q20
Q18
R14 Q25
Q30
R16 R14 R17 Q31
R25
3 OUTPUT R19
R20
Q12 Q13
Q2 Q3
Q26-1 R11
R10
R26
Q26 Q27 3 OUTPUT
Q27-1
Q7 D4 Q14
Q15
R21 R0
C2 C1
Q16
R9
Q8
R4 R5 R6
Q4 Q6
Q9 Q11
R3
Q5
Q10
R8
R2
R7
2 INPUT
2 COMMON (GND)