FUNAI TVCR-2104, Руководство по обслуживанию

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1-7-3
T6700BLA
Audio Block Diagram
REC AMP
100
3
AU
T
O
BIAS
2 1
+5V
+5V
Q854
Q856
BIAS OSC
Q855
Q853(PB=ON) Q852(PB=ON)
Q851
SWITCHING D-REC-OFF
5
EQ AMP
9
8
7
LINE AMP
REC-ON
TP007
A
UDIO HD-SW
CONTR
OL
MUTE
11
6
PB-ON
SW CTL
SP/LP-ON
P
R
ALC DET ALC
IC401 (A
UDIO SIGNAL PR
OCESS)
IC701
(SW)
13 17
3
A-PB/REC
CL402
4
A-COM
6
AE-H/FE-H
5
FE-H
A
UDIO
HEAD A
UDIO
ERASE HEAD
A
C
E HEAD ASSEMBL
Y
FE HEAD
1
FE-H
2
FE-H-GND
CL403
MAIN CB
A
PB-AUDIO SIGNAL
REC-AUDIO SIGNAL
Mode : SP/REC
71
A-MUTE-H
SCL SD
A
TO SER
V
O/SYSTEM
CONTR
OL BLOCK
T
O
SER
V
O
/SYSTEM CONTR
OL
BLOCK
FULL ERASE HEAD
68
69
SERIAL
DECODER
(DECK ASSEMBLY)
12
16
INV
AT
T
IC301
7
1
IC151
(AMP)
(VIDEO/A
UDIO/CHR
OMA/DEFLECTION/IF)
SP
1
SP-GND
2
JK151 HEADPHONE J
A
CK
SP151 SPEAKER
CN151
CL801
SP-MUTE
OUTPUT
AMP
50
52 53 54
MUTE
5
1 2
15
5 3
4
12
14
6
2 1
A
UDIO OUT
TU001
JK702 A-IN
JK703
SCAR
T
LINE SCAR
T
LINE
A-IN
A-OUT
Q701
10
11
9
SCAR
T
-H
EXT
-L
SCAR
T
-MUTE
TUNER
TUNER
LINE
LINE
N-A-PB
AT
T
A
UDIO
MUTE
WF7
WF9
WF8
TO SER
V
O/SYSTEM
CONTR
OL BLOCK