Service manual
2
ABCDEFGH I J
1
3
4
5
7
RX-V540/RX-V540RDS/HTR-5650/HTR-5650RDS/DSP-AX540
RX-V440/RX-V440RDS/HTR-5640/HTR-5640RDS/DSP-AX440
6
138
■ REMOTE CONTROL RAV246 (RX-V540/HTR-5650/DSP-AX540/RX-V440/
HTR-5640/DSP-AX440), RAV247 (RX-V540RDS/HTR-5650RDS)
● SCHEMATIC DIAGRAM
NC
VB2 VDD
VDD
VDD
C1
470µ
+
C2
0.1µ
X1
20
11
21
22
19
18
16
VDD
PA 7
PA 5
PA 4
PA 3
PA 2
PA 1
PA 0
PB7
PB6
PB5
PB4
PB3
PB2
PC2
PB1
25
26
3
4
5
6
PA 5
PA 6
24 PA6
23 PA7
PA 4
PA 3
PA 2
PA 1
PA 0
27
28
1
2
7
8
PB7
PB6
PB5
PB4
PB3
PB2
PC1
PC0 NC
14
13
PC1
15
9
PB0
10
VSS
OSC1
OSC2
RES
PC5
PC3
C5
0.01µ
C6
0.1µ
Q3
KST3904
Q2
KST3904
100k
R13
R12
56k
R2
100k
R4
18k
R3
56k
R1
470k
R8
10
R9
10
Q1
8050D
D1
VBAT
R7
1K
D2
D3
VB1
PB7
IC1
R10
100
PF0
12
R6
1M
R5
220K
VB2
VBAT
VDD
BATT
AAA x 4
17
PC4NC
K58 K59 K60 K61
K62 K63
K57
PA 0 PA 1 PA 2 PA 3 PA 4 PA 5 PA 6 PA 7
9 0/10 6 +10 7 ENTER5
PB6
K50 K51 K52 K56K53
K54 K55
K49
VCR 1 ★ D-TV/CBL 6CH INPUT★★ V-AUX AMPDVD
PB5
K42 K43 K44 K48K45
K46 K47
K41
PAUSE SKIP – REW AUDIOSKIP + FF STOPREC
PB4
K34 K35 K36 K40K37
K38 K39
K33
TITLE MENULEFT DOWN SELECT RIGHTUPRETURN
PB3
K26 K27 K28 K32K29
K30 K31
K25
TV VOL - TV INPUT TV VOL + VOL +CH - CH + VOL -TV MUTE
PB2
K18 K19 K20 K24K21
K22 K23
K17
1 2 MUTE DISPLAY3 PLAY 4CODE SET
PC1
K10 K11 K12 K16K13
K14 K15
K9
CD MD/CD-R AV POWER SYS_POWTUNER STANDBY SLEEPTV POWER
D4
VB1
D5
VB2
K64
8
R14
1M
D6
C7
0.01µ
REC
★★★
K12
K14
K16
K10
K11
K13
K15
K49
K54
K56
K50
K51
K61
K63
K36
K53
K55
K52
K28
K30
K32
K26
K29
K31
K25
K27
K20
K18
K19
K21
K23
K57
K60
K62
K64
K58
K59
K34
K37
K39
K38
K40
–
3 AV POWER
4 STANDBY 7A-1E
5 SYSTEM POWER 7A-1D
6 CD 7A-15
7 7A-C9
8 TUNER 7A-16
9 SLEEP
MD/CD-R
7A-57
10 DVD 7A-C1
11
V-AUX 7A-55
12
6CH INPUT 7A-8713
VCR
★
★ ★
7A-0F
AMP –
14
7A-13
37 +10 –
38 ENTER –
39 TITLE –
15
–
16
17
D-TV/CBL 7A-54
18 TV VOL +
19 TV CH +
20 VOLUME +
–
–
7A-1A
21 TV VOL ––
22 TV CH ––
23 VOLUME –
24 TV MUTE
25 TV INPUT
26 MUTE
7A-1B
–
–
7A-1C
27 1
28 2
29 3
30 4
31 5
32 6
–
–
–
–
–
–
33 7 –
34 8 –
35 9 –
36 0 –
K33
K35
K24
K41
K44
K46
K48
K42
K43
K45
K47
45 RETURN
46
–
–
47 DISPLAY
48 REC
49 REW
50 FF
51 AUDIO
52 PAUSE
–
–
–
–
–
–
53 SKIP ––
54 SKIP + –
55 STOP –
K17
K9
–
Schematic
Key No.
YPC
Key
No.
Function
1 CODE SET
2 TV POWER –
K2256 PLAY –
42 < –
43 SELECT –
44 > –
40 –
41 MENU –
–
7E-7F
7E-7E
7A-15
7A-C9
7A-16
7A-57
7A-C1
7A-55
7A-87
7A-0F
–
7A-13
–
–
–
–
7A-54
–
–
7A-1A
–
–
7A-1B
–
–
7A-1C
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
MAIN
–
–
–
–
–
–
–
–
–
7E-BB
7E-BA
7A-D1
7A-CF
7A-D2
–
7A-CD
7A-D8
–
7A-D6
–
7A-D7
–
–
–
–
7A-D9
–
–
–
–
–
–
–
–
7A-DC
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
ZONE2
–
ZONE2
–
–
–
–
–
–
–
–
7A-1E
7A-1D
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
SYSTEM
–
–
–
–
–
–
–
–
7C-80
–
–
–
–
–
–
–
–
–
–
–
–
7C-9D
7C-9E
7C-B1
–
–
–
–
–
–
–
–
7C-94
7C-95
7C-96
7C-97
7C-98
7C-99
7C-9A
7C-9B
7C-9C
7C-93
7C-B7
7C-B3
7C-A6
7C-8B
7C-86
7C-87
7C-AD
7C-83
7C-B9
7C-BA
7C-85
Yamaha1
–
–
7C-82
7C-B5
7C-B8
7C-B6
7C-B4
7C-B2
004.012
–
–
–
–
–
–
–
–
–
–
–
–
004.120
–
004.113
–
–
–
–
–
–
–
–
004.001
004.002
004.003
004.004
004.005
004.006
004.007
004.008
004.009
004.000
004.131
004.089
004.015
004.127
004.041
004.040
004.078
004.048
004.033
004.032
004.049
Yamaha3
–
DVD
–
004.044
004.090
004.092
004.091
004.088
004.084
048.012
–
–
–
–
–
–
–
–
–
–
–
–
–
–
048.200
–
–
–
–
–
–
–
–
048.001
048.002
048.003
048.004
048.005
048.006
048.007
048.008
048.009
048.000
048.131
048.089
048.015
048.055
048.041
048.040
048.078
048.048
048.033
048.032
048.049
Yamaha4
–
–
048.044
048.090
048.092
048.091
048.088
048.084
–
–
–
–
–
–
–
–
–
–
–
–
–
7C-5D
7C-15
–
–
–
–
–
–
–
–
–
7C-17
7C-18
7C-19
7C-1A
7C-1B
7C-1C
7C-1D
7C-1E
7C-1F
7C-16
–
–
7C-13
–
7C-06
7C-07
7C-12
7C-5A
7C-02
7C-03
7C-5B
Yamaha
–
LD
–
7C-05
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
79-1A
79-0B
–
–
–
–
–
–
–
–
–
79-11
79-12
79-13
79-14
79-15
79-16
79-17
79-18
79-19
79-10
–
–
79-0A
7A-4F
7A-0D
7A-0C
–
7A-09
7A-0B
7A-0A
7A-09
Yamaha1
–
CD
–
7A-08
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
79-1A
79-0B
–
–
–
–
–
–
–
7A-1B
–
–
79-11
79-12
79-13
79-14
79-15
79-16
79-17
79-18
79-19
79-10
–
–
79-0A
79-4F
79-05
79-06
–
79-55
79-04
79-07
79-56
Yamaha2
–
–
79-02
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
7F-9A
7F-8A
–
–
–
–
–
–
–
–
–
7F-91
7F-92
7F-93
7F-94
7F-95
7F-96
7F-97
7F-98
7F-99
7F-90
–
–
7F-9E
–
7F-88
7F-89
–
7F-83
7F-86
7F-87
7F-84
Yamaha
–
CD-R
–
7F-82
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
79-8F
–
–
–
–
–
–
–
–
–
–
79-85
79-86
79-87
79-88
79-89
79-8A
79-8B
79-8C
79-8D
79-8E
–
–
79-A5
79-AF
79-AC
79-AD
–
79-A9
79-AB
79-AE
79-AA
Yamaha1
–
MD
–
79-A8
–
–
–
–
–
79-B5
–
–
–
–
–
–
–
–
–
–
–
–
79-8F
–
–
–
–
–
–
–
–
–
–
79-B7
79-B8
79-B9
79-BA
79-BB
79-BC
79-BD
79-BE
79-BF
79-C0
–
–
79-A5
79-B1
79-AC
79-AD
–
79-A9
79-AB
79-AE
79-AA
Yamaha2
–
–
79-A8
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
7A-04
7A-01
7A-02
7A-06
–
7A-07
7A-40
7A-03
Yamaha1
–
TAPE
–
7A-00
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
7A-1A
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
7F-04
7F-01
7F-02
7F-06
–
7F-07
7F-08
7F-03
Yamaha2
–
–
7F-00
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
7A-E5
7A-E6
7A-E7
7A-E8
7A-E9
7A-EA
7A-EB
7A-EC
–
–
–
7A-11
–
–
–
–
–
–
–
–
–
Yamaha1
–
–
–
–
–
–
7A-10
7A-12
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
D1-0E
D1-0F
D1-10
D1-11
D1-12
D1-13
D1-14
D1-15
–
–
D1-0D
7A-11
–
–
–
–
–
–
–
–
–
Yamaha2
–
TUNER
–
–
–
–
–
7A-10
–
–
–
–
–
–
–
–
–
–
–
–
–
–
7A-97
7A-56
7A-86
–
–
–
–
–
–
–
–
7A-1C
7A-88
7A-89
7A-8A
7A-8B
7A-8C
7A-8D
7A-8E
7A-8F
7A-90
7A-96
7A-85
7A-99
7A-C2
–
–
–
–
–
–
–
–
FIX
–
AMP
–
–
7A-53
–
7A-52
7A-98
7A-9C
>
>