Panasonic PV-455S-K, Руководство по обслуживанию

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IN
(R)
IN
(L)
14
53
57
48 SIF IN
TO/FROM
TUNER
62 6
61
79
VCA
MUTE
98
96
10
15
IIC BUS
INTERFACE
42
43
IIC CLOCK
IIC DATA
TO/FROM
SYSTEM
CONTROL
IC4201
IC3001
REC AUDIO SIGNAL PB AUDIO SIGNAL
V D REC (H)
FROM
SYSTEM
CONTROL
24
21
22
P5002
P5002
P5002
7
8
9
L
R
Hi-Fi
AUDIO
HEAD
9
INPUT
SELECT
SWITCH
RCH
INPUT
SELECT
SWITCH
LCH
OUTPUT
SELECT
SWITCH
RCH
OUTPUT
SELECT
SWITCH
LCH
PNR RCH
PNR LCH
NORMAL
SELECT
SWITCH
FM MODULATOR/
DEMODULATOR
AGC
&
SWITCH
LPF
AGC
+
PREAMP
&
SWITCH
29
30
BPF
BPF
LPF
FM MODULATOR/
DEMODULATOR
AGC
&
SWITCH
AUDIO HSW
FROM
SYSTEM
CONTROL
27
HIFI FSC
FROM
VIDEO
45
VCO
F0
AUDIO IN2 (L)
AUDIO IN2 (R)
TP4202
TP4201
OUT
(L)
OUT
(R)
IN
(L)
IN
(R)
AUDIO OUT (L)
AUDIO OUT (R)
AUDIO IN1 (L)
AUDIO IN1 (R)
3
5
JK3002
(FRONT JACK)
JK3001
(REAR JACK)
A MUTE(H)
FROM
SYSTEM
CONTROL
MUTE
REC
EQ
2
36
MUTE
CTL
R
P
MUTE
CTL
DEMODULATOR
BLOCK DECODER
BLOCK
fh
TRAP
TP4503 TP4502
TP4511
TP4002
P4002
P4002
4
3
AUDIO
HEAD
TP4207
TP4501
HIFI MIX OUT
59
+
AUDIO SIGNAL PATH BLOCK DIAGRAM
AUDIO SIGNAL PATH BLOCK DIAGRAM
PV-V4525S/PV-V4535S-K/PV-455S-K
0.1Vp-p V1
50mV
0.5ms
PB
0.4Vp-p V1
0.2V
0.5ms
REC/PB
1.8Vp-p V1
0.5V
0.5ms
REC
0.2Vp-p V1
0.1V
0.5ms
REC
5.0Vp-p V1
2V
10ms
REC
2.2Vp-p V1
1V
0.5ms
REC/PB
0.4Vp-p V1
0.2V
0.5ms
REC
A B
B
A
PV-V4525S / PV-V4535S-K / PV-455S-K
35