Memorex MVD4540C Service Manual page 44

CP101
EP/LP-CH2 (L)
1
2 EP/LP_COM
EP/LP-CH1 (R)
3
SP-CH2 (L)
4
SP_COM
CYL 5
6 SP-CH1 (R)
HF2 (L)
7
8 HF_COM
HF1 (R)
9
HF1
HI-FI/DEMODU
HF_COM
LATOR
HF2
CP103
1 FE HEAD (HOT)
FE HEAD
2
FE HEAD (GND)
CP102_1
4 AUDIO PB
HEAD 3 AUDIO REC
AUDIO
2 CTL+
CONTROL
1 CTL-
E-3
Y/C/AUDIO/CCD/HEAD MAP BLOCK DIAGRAM
X101
3.578545M Hz
Q109
BUFFER
Y/C/AUDIO/CCD/HEAD AMP IC
IC101
LA71206M
50 49 41
PULL
VX01
TIMMING
L
67
H.SW
REC
FM-EQ
H
66
AGC KIL
AMP
C-LPF
H
P
R
65
H.AMP
SW
GCA
72
L
R
P
FM
AGC
73
DELAY
H
PB
H.SW
FM-EQ
74
L
PB
DOUBLE
PHASE-EQ
LIM
9
REC AMP
7
8
AUTO BIAS
EQ
AMP
6
PB.EE
11
5 4 3
COIL, BIAS OSC
L101
Q105
BIAS CTL
5 2
6 3
Q104
BIAS OSC
1
4
Q103
Q101, Q102
SW
AUDIO PB SW
Q107
BUFFER
43 39
37
OUT
DRIVER
CCD CLAMP
NL DETAL
WC
FM
DC EMPHA ENH
MOD
V/I
CONV
P
Y-LPF
R
B-UP Main 3.58M YNR/
CONV BPF2
AMP COMB
P
N.L.
ACC
DEEM
3.58M
AMP
BPF1
R
NC1
KIL PB
B.D.
AMP
Y/C MIX
P
FM
SUB
DEM LPF
LINE
AMP
V-AGC
LPF
R
P
P R
ALC
ALC
DET
MUTE
SYNC
SEP
10 30 28
2 80 78 76 32
55
SERIAL
54
DECODER
53
CLAMP
22
P
21
R
VCA 36
CLAMP 34
H.AMP SW/
AUDIO
58
MUTE
1/2
C ROT
57
RF SW IN
FBC
R
ENV DET 59
Chara
CONP
INS. 60
OUT
24
25
6dB
26
4FSC
Y/C_CS
Y/C_DATA SYSCON
Y/C_CLK
H. AMP_SW
C. ROTARY
H. SW
AUDIO_MUTE-H
SYSCON
ENV. DET
COMP
DUMMY_V. SYNC
C.SYNC
Y/C_VIDEO_OUT
FSC
TUNER/JACK
FRONT_V_IN
TUNER_V
DVD V OUT
TO_NORMAL_A
HI-FI/DEMODU
FROM_NORMAL_A
LATOR
FSC
P. CON + 5V POWER
V.REC_ST-H
SYSCON
CTL+
CTL-
E-4