DVR-RT500-S
22
1
2
3
4
1
2
3
4
C
D
F
A
B
E
3.1.3 Y/C AUDIO / CCD / HEAD AMP BLOCK DIAGRAM
30
2
22
32
10
21
67
65
7
9
36
6
8
34
55
54
53
57
4
3
5
78
76
H.AMP
SW
REC AMP
CP102
6
5
4
A
UDIO REC
A
UDIO PB
CTL+
HEAD
A
UDIO
CONTR
OL
3
2
1
AE HEAD(+)
AE HEAD(-)
CTL-
CTL+
CTL-
Y/C/A
UDIO/CCD/HEAD AMP IC
IC101
LA71206
39
Q107
B
UFFER
TIMMING
CCD
OUT
DRIVER
CLAMP
37
58
60
59
24
25
66
H.SW
72
73
74
H.SW
H
L
H
L
H
L
PB
.EE
P
R
WC
DC
NL
EMPHA
REC
FM-EQ
FM
MOD
P
R
KIL
FM
AG
C
DELA
Y
PB
FM-EQ
PB
PHASE-EQ
P
R
C-LPF
B-UP
AMP
AC
C
AMP
Main
CONV
AU
TO
BIAS
P
R
KIL
B.
D
.
PB
AMP
3.58M
BPF1
DOUBLE
LIM
FM
DEM
SUB
LPF
MAIN
DE-EM
P
R
Y
-LPF
YNR/
COMB
N.L.
DEEM
NC1
Y/C MIX
SYNC
SEP
VCA
CLAMP
1/2
FBC
QV/QH
6dB
P
R
P
R
V-
A
G
C
L101
CLAMP
EQ
AMP
LINE
AMP
MUTE
ALC
Y/C_CS
Y/C_D
A
T
A
Y/C_CLK
H.
AMP_SW
C.
R
O
T
A
R
Y
H.
SW
ENV
. DET
COMP
DUMMY_V
. SYNC
C
.SYNC
F/R_V_IN
TU_V_OUT
NORMAL_A_IN
NORMAL_A_OUT
6
2
3
1
5
Q105
BIAS CTL
11
4
P.
CON + 5V
H.AMP SW/
A
UDIO
MUTE
C R
O
T
RF SW IN
ENV DET
CONP
OUT
Q104
BIAS OSC
Q103
SW
Q101, Q102
A
UDIO PB SW
HF1
HF2
HI-FI/DEMODU
LA
T
O
R
HF_COM
COIL, BIAS OSC
X101
3.578545M
Hz
VX01
50
49
PULL
41
Q109
B
UFFER
TUNER/J
A
C
K
SYSCON
HI-FI/DEMODU
LA
T
O
R
80
SERIAL
DECODER
A
UDIO_MUTE-H
V
.REC_ST
-H
LPF
ALC
DET
P
R
SYSCON
SYSCON
EP/LP-CH1 (R)
EP/LP-CH2 (L)
CP101
6
5
4
SP-CH1 (R)
SP_COM
SP-CH2 (L)
CYL
3
2
1
EP/LP_COM
HF2 (L)
HF_COM
HF1 (R)
7
8
9
FE HEAD (HO
T)
FE HEAD (GND)
FE HEAD
2
1
CP103
DET
AL
ENH
28
D
VD_V_OUT
FSC
26
VCR_V_OUT1
Q106
B
UFFER
AV
SW
AV
SW
3.58M
BPF2
69
70
R142
FSC
A
UDIO SIGNAL (PB)
A
UDIO SIGNAL(REC)
RECORD LUMINANCE SIGNAL
PLA
YBA
CK LUMINANCE SIGNAL
RECORD COLOR SIGNAL
TUNER VIDEO
SIGNAL
PLA
YBA
CK COLOR SIGNAL