FUNAI TVD-A2104PT, Service Manual

Page: 31 / 113

1-9-3
T6100BLA
Audio Block Diagram
P-ON+5V
P-ON+5V
Q854
Q856
BIAS OSC
Q855
Q853 (PB-ON)
Q852 (PB-ON)
Q851
SWITCHING D-REC OFF
IC401 (A
UDIO SIGNAL PR
OCESS)
3
A-PB/REC
CL402
CN753
4
A-COM
6
AE-H
5
FE-H
A
UDIO
HEAD A
UDIO
ERASE HEAD
A
C
HEAD ASSEMBLY
FE HEAD
(DECK ASSEMBLY)
2
FE-H
1
FE-H-GND
CL403
MAIN CB
A
Mode : SP/REC
T
O
D
VD A
UDIO
BLOCK DIA
GRAM
<D
VD SECTION>
CNB1
FULL ERASE HEAD
SD
A
SCL
A-MUTE-H
IC151
(AMP)
JK151 HEADPHONE JA
C
K
SPEAKER R-CH
CN151
CN755
SP151
OUTPUT
-SECLECT
V
OLUME
VCR DV
D
VCR
MUTE
DV
D
V
O
LUME
3 1 8 6
12
FUNCTION CB
A
SPEAKER L-CH
CN1801
CN1401
SP801
SP(R)
1
SP-GND
2
SP(L)
1
SP-GND
2
5,6
5,6
SP(L) CL1802
CL2801
14 11
2
7
D
V
D-A-MUTE
SP-MUTE
7
D
VD-A
UDIO(R)
6
D
VD-A
UDIO(L)
T
O
Hi-Fi A
UDIO
BLOCK DIA
GRAM
5
D
VD-A-MUTE
A-OUT(R) A-OUT(L) N-A-PB N-A-REC
AT
T
AT
T
J901
WF19 WF20
J902
DVD-AUDIO-L
TP007
A-OUT
WF7
PB A
UDIO SIGNAL
D
VD A
UDIO SIGNAL
REC A
UDIO SIGNAL
D
A
T
A(A
UDIO) SIGNAL
DVD-AUDIO-R
TO SERVO /SYSTEM CONTROL BLOCK DIAGRAM
TO SERVO /SYSTEM CONTROL BLOCK DIAGRAM
REC AMP
100
3
AU
T
O
BIAS
2 1 5
EQ AMP
9
8
7
LINE AMP
REC-ON
A
UDIO HD-SW
CONTR
OL
MUTE
11
6
PB/EE
SP/LP
P
R
ALC DET ALC
13 17
71
69
68
SERIAL
DECODER
12
16
INV
LPF
AT
T
15
WF8