S3.4.2. Analog Audio Block Diagram (2 - Panasonic DMR-EZ49VEG Service Manual

S3.4.2. Analog Audio Block Diagram (2)

MAIN P.C.B.
IC4501
(VHS AUDIO SIGNAL PROCESSOR)
OPEN
8
AADC_R
EXT1IN (Rch)
A 9
OPEN 63
AADC_L EXT1IN (Lch)
B 14
MIX_R_OUT_DM
EXT2IN (Rch)
C 10
13
OPEN
MIX_L_OUT_DM EXT2IN (Lch)
D 15
OPEN 64
IIC_CLK CLK
E 42
IIC BUS
IIC_DATA DATA
F 43 INTERFACE
VHS_OUT_R
G
VHS_OUT_L
H
NORMAL
SELECT
SWITCH
OUTPUT
SELECT
SWITCH
R CH
INPUT
AGC
SELECT
&
SWITCH
SWITCH
RCH
OUTPUT
SELECT
SWITCH
L CH
PNR R CH
PNR L CH
SW NOISE SW NOISE
INPUT
SELECT
SWITCH
LCH
BPF
AGC
&
SWITCH
FM MODULATOR/
LPF + AGC
DEMODULATOR
HOLD
TIMING
PREAMP &
SWITCH
VHS_OUT_R
VHS_OUT_L
IC3001
(VHS AV SIGNAL PROCESSOR)
R
NORMAL_TO_YC
NORMAL OUT
61 2
P
NORMAL IN NORMAL_FROM_YC
62 6
fh
TRAP
LINE OUT (Rch)
VHS_OUT_R
53
LINE OUT (Lch)
VHS_OUT_L
57
FM MODULATOR/
DEMODULATOR
FROM
ANALOG
Q3002- E
FSC 45
IC3001- VIDEO
63
LPF BPF
SECTION
PB FM ENV
FM IN
30 TW4502
FM MIX OUT
COMMON A_COM
21 TW4501
FROM
FM MUTE H
MUTE CTL 36
SYSTEM
IC6001- 25
CONTROL &
AUDIO FF
A H SW
SERVO
27
IC6001- 19
SECTION
HA OUT
29
P/R term2
AL P3001
24
7
P3001
8
P/R term1 AR
P3001
22
9
S-12
:REC SIGNAL :PB SIGNAL
P4002
REC 98 A.HEAD [W]
VCA
4
EQ
TO/FROM
A/C HEAD
P4002
96
PRE A.HEAD [R]
3
AMP
L
Hi-Fi
AUDIO
HEAD
R
DMR-EZ49VEG/EC/EB
Analog Audio (2/2) Block Diagram