NV-VP23EG/EC/EP
NV-VP28EG/EC
NV-VP33EG/EC/EB/EBL/EP
MAIN PCB AUDIO
BLOCK DIAGRAM
62
6
2
79
61
MAIN SIGNAL PATH IN REC MODE
MAIN SIGNAL PATH IN PLAYBACK MODE
INPUT
SELECT
SWITCH
RCH
INPUT
SELECT
SWITCH
LCH
SWITCH
RCH
SWITCH
LCH
OUTPUT
SELECT
SWITCH
RCH
OUTPUT
SELECT
SWITCH
LCH
PNR RCH
PNR LCH
NORMAL
SELECT
SWITCH
FM MODULATOR/
DEMODULATOR
AGC
&
SWITCH
LPF
AGC
+
BPF
BPF
LPF
LPF
FM MODULATOR/
DEMODULATOR
AGC
&
SWITCH
IIC BUS
INTERFACE
42
43
IIC CLK S
IIC DATA S
PB60Hz
MUTE
P5001
P5001
P5001
8
9
L
R
Hi-Fi
AUDIO
HEAD
PREAMP
&
SWITCH
29
30
A_H_SW
27
FSC
45
TW4502
QR4505
H
H
E
MUTE
CTL
24
21
22
22
FR
OM SYSCON
FR
OM SYSCON
TO
/ FR
OM SYSCON
FR
OM SYSCON
FR
OM SYSCON
7