Yamaha HTR-6150 Service Manual page 92

A B C
RX-V563/HTR-6150/DSP-AX563
OPERATION 2/2
1
2
3
4
CB700
8.5
Page 96 G9
to VIDEO (3)_W3401
5
W702
Page 90 J9
to DSP_CB81
6
W700
Page 90 G9
to DSP_CB82
CB701
7
Page 93 I6
to MAIN_W506
W701
8 Page 95 B2
to VIDEO (1)_CB301
9
10
# All voltages are measured with a 10MΩ/V DC electronic voltmeter.
# Components having special characteristics are marked s and must be replaced
with parts having specifications equal to those originally installed.
# Schematic diagram is subject to change without notice.
92
D E F
POINT B-2 / +3.3D, B-3 / Q7002 (C)
+3.3D B-2 +3.3D
Q7002 (C) B-3 Q7002 (C)
Power cable ON
Power cable OFF
B-3 B-2
3.3
0
0
0 3.3
0 3.3
0
0
0
0
0
0
11.4
10.8 11.5
10.8
IC700 IC706
IC701
18.7
IC704
5.0
18.5
0
12.2
0
18.2
0
0
-19.6
0
-19.3
-11.9
IC705
IC703 12.0
4.5 12.0 5.4
0 5.4
0
IC702 IC707
G H
B-2
B-3
Power cable ON
OPERATION (2)
IC708
1.0 3.3
0
11.6
5.5
5.4
0
CB702
AC30.6
AC10.1
AC10.2
To POWER TRANSFORMER
AC8.4
AC5.0
CB703
0 0
0 0
Page 91 J4
to OPERATION (1)_CB604
9.3
4.1 4.2
0
I J K L M N
IC701, 703: KIA7805API
Voltage regulator
1 INPUT
R22 R17 R23
R1
Q11 Q11-1
Q15
Q16
Q12
Q14 R14
R10 R15
Q17 Q19 R16
R19
R12 3 OUTPUT
Q18 Q6 R20
Q1
R18
R11 R9
R7 C1
Z1
R2
Q10
Q2
Q7 R21
R3
Q13
Q4
Q3 Q5 Q9 Q8
R13
R4 R5
R6 R8
2 COMMON (GND)
IC704: KIA7812API
Voltage regulator
1 INPUT
R22 R17 R23
R1 Q11 Q11-1
Q15
Q16
Q12
Q14 R14
R10 R15
Q17 Q19
R19 R16
R12 3 OUTPUT
Q18 R20
Q6
Q1
R18
R11
R9
R7 C1
Z1
R2
Q10
Q2
R21
R3 Q7
Q13
Q4
Q3 Q5 Q9 Q8
R13
R4 R5
R6 R8
2 COMMON (GND)
IC705: KIA7912PI
Voltage regulator
1 COMMON (GND)
R22
R15 R18 R21 R23
Q28 Q17 Q21
Q22 Q24
R16 R13 R12
Q23
R24
Q19
Q29
R20
R1
Q18 Q20
Q25
Q30
R14 Q31
R17 R25
R19
Q12 Q13
Q2 Q3 Q26-1 R11
R10
R26 Q26 Q27 3 OUTPUT
Q27-1
Q7 Q14
D4
Q15
R0
C2 C1
Q16
Q8 R9
R4 R5 R6
Q4 Q6 Q9 Q11
R3
Q5 Q10
R8
R2
R7
2 INPUT
IC706: NJM2388F05
Low dropout voltage regulator with ON/OFF control
V V
IN OUT
Bandgap
Reference
ON/OFF
Cont
control
Over Voltage Thermal Over Current
Protection Protection Protection
GND
IC707: NJM2388F63
Low dropout voltage regulator with ON/OFF control
V V
IN 1 2 OUT
Bandgap
Reference
ON/OFF
Cont 4
control
Over Voltage Thermal Over Current
Protection Protection Protection
GND 3
IC708: LM61CIZ
Temperature sensor