DSP-R495/RX-V495/RX-V495RDS/HTR-5140/HTR-5140RDS
BLOCK DIAGRAM (2/2)
38
39
10
11
21
20
6CH
SELECTOR
IC102
26
25
27
6
5
4
8
9
7
22
23
24
OPERATION
KEY
SW802~829
12
4
22
93
18
21
27
50
29
47
23
11
26
90
17
46
76
51
RESET
Q803,D805
POWER DOWN DETECT
Q805,D811,812
BACK-UP
(MEMORY)
Q806,D813
REGULATOR
1
2
65 65
〜
33
12
〜
55
40
〜
U800
TMUTE
/ST
METER
TCE
〜
F1
F2
RESET
PDT
VDD1
VDD3
PRY
VP
STANBY/ON
SW801
D808
+B
–B
+25
–25
F804
F803
G,L models
Q807
RY800
S12
SYSTEM & DSP CONTROL
IC800
REMOTE
SENSOR
FL DISPLAY
V800
D809
,
16
15
XL2
95
94
96
97
RCE
RDT
DEST/RDO
RCK
VIDEO
SELECTOR
CONTROL
Q801,802
MUTE
DRIVE
14
3
14
15
2
2
15
3
5
7
IC402A
3
1
IC402B
3
1
IC403A
5
7
IC403B
IC110
IC111
LEVEL CONTROL
LEVEL CONTROL
6 GANG MOTOR VOLUME
VR401
TONE
CONTROL
IC801
BASS
VR800
TREBLE
VR801
VR802
–10dB
MAIN
LEVEL
Q811
BALANCE
Q501
Q502
Q503
Q504
Q505
Q101
MUTING
Q506,511,512,
521,529,Q527A/C
Q507,513,514,
522,530,533,
531A/C
Q508,515,516,
523,534,537,
531A/C
Q509,517,518,
524,538,541
539A/C
Q510,519,520,
525,542,545,
543A/C
MAIN
POWER AMP
CENTER
POWER AMP
REAR
POWER AMP
RY501
RY502
RY503
SUB WOOFER
OUTPUT
SPEAKER
+
–
L
–
+
R
+
–
REAR
(SURROUND)
CENTER
A
B
L
A
B
R
MAIN
PHONES
+12A
–12
74
Q556
EFFECT-RY
75
Q553
SPRY
24
PRO2
PRO1
Q548
Q546,547
Q549,550
RY503
REAR SPEAKER
RY502
CENTER SPEAKER
RY501
MAIN SPEAKER
SPEAKER RELAY DRIVE
OVER
CURRENT
DETECT
CENTER
MAIN
REAR
VCR
PHONO
CD
1
3
7
5
IC104A/B
L
R
L
R
L
R
L
R
L
R
L
R
DVD/LD
TV/DBS
IN
OUT
VCR
IN
(PLAY)
L
R
L
R
TAPE/MD
L
R
MAIN
CENTER
L
R
SUB WOOFER
SURROUND
EXTERNAL
DECODER
INPUT
AUDIO SIGNAL
DIGITAL
SIGNAL
TUNER
INPUT SELECTOR
IC101
1
3
2
22
30
28
29
TAPE
MONITOR
IC102
VIDEO AUX
DVD/LD
TV/DBS
IN
OUT
VCR
Q305,306
VIDEO AMP &
SELECTOR
IC303
MONITOR
OUT
T800
D751
D451
D452
MAIN,
CENTER,
REAR
AMP
RDS
CONTROL
TUNER
CONTROL
M
IC404
IC14
VIDEO
FMC
Q552
D513
INPEDANCE
SELECTOR
SW761
D815
SPEAKER RELAY
SELECTOR SWITCH
SUB
WOOFER
CENTER
5
7
24
IC107A
3
1
23
IC107B
3
1
25
IC13A
5
7
26
IC13B
LFE
C
RL
RR
5
7
27
IC11A
3
1
28
IC11B
6
7
IC108A
FL
FR
6
7
IC109A
DAC
IC6
8
6
2
5
IC105A/B
INHIBIT
IC101
21
20
10
11
5
7
18
IC10A
3
1
17
IC10B
L
R
1
DAC
IC7
6
8
IC106B
4
2
IC106A
DIGITAL
PRO-LOGIC
DECODER
IC4
YSS908
8
6
〜
47
45
〜
24
8
4
2
IC103
30
27
29
IC103
IC103
IC103
RAM
IC5
3
1
IC108B
Q810
IC8,9
OPT
OPT
TV/DBS
DVD/LD
10
13
IC351
COAX
A/D
IC6
9
1
DIR
IC3
3
37
12
13
XL1
84
INPUT
SELECTOR
IC352
OPTICAL SIGNAL
DETECTOR
IC351
8
9
13
IC2
7
5
7
IC401B
3
1
IC401A
45
30
〜
,
69
52
〜
,
99
DO
81
82
A
B
SW800
INPUT
SELECTER
87
78
10
12
13
5
〜
91
88
,
,
,
77
Q800
–10dB
VR401
MOTOR
DRIVE
SUB CPU
85
92
86
H,P,F
3
4
5
8
IC103
IC103
MAIN
POWER AMP
SW711
23
+B,-B,+25,-25,
+12A,+12B,+5D,-12
25
PRO3
72
VDD2
VDD4
D806
Q721,
722
+5D
–12B
D453
IC725,
724,
722
IC723
D762,763
+RYV
5
7
3
1
4
2
IC802A
6
8
IC802B
3
1
IC109B
H,P,F
26
27
26
23
IC103
IC103
VIDEO SIGNAL
1
3
OUT
(REC)
4
Q808, D816
(R,T only)