Panasonic RQA200 - PERSONAL STEREO-LOW, Руководство по обслуживанию

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0
5
6
7
8
1
2
3
4
0.6
2.3
2.0
2.3
2.0....PAUSE ON
3.0
MOTOR
MOTOR CONT
COMP
A
RA
T
OR
REF
,VOLA
TE
START
CIRCUIT
MOTOR DRIVER
MUTE
SWITCH
POWER
SWITCH
POWER
SWITCH
1
MUTE
CIRCUIT
POWER
GND
PRE
GND
IN 1
OUT 1
AMP
AMP
2
IN 2
OUT 2
BIAS
VCC
REF
MUTE OUT
1
MUTE
OUT
2
MUTE IN
MUTE
CONTROL
FIL
TER
BIAS 1
INPUT
1
NFB 1
GND BIASS 2 INVER
T
OUTPUT INPUT
2
NFB 2
OUTPUT
1
OUTPUT
2
VCC
POWER GND
OUTPUT
1
OUTPUT
2
POWER GND
VCC
NFB 1
INPUT
1
NFB 2 INPUT
2
BIAS 1
OUTPUT
INVER
T
BIAS 2
FIL
TER
MUTE IN
MUTE
CONTROL
OUT
2
MUTE
MUTE
OUT
1
GND
MOTOR SW
1
2
3
4
5
6
L
R
C
1
2
3
4
3.0
0
0
0
0
3.0
TAPE / RADIO
XBS ON / OFF
SWITCH
3.0
0.2
1.4
0
SW 7
0
0
2.4
1
2
3
4
RADIO POWER SUPPLY
RADIO POWER SUPPLY
3.0 3.0
2.3
3.0
0
0
POWER SUPPL
Y
POWER SUPPLY
3.0 3.0
2.3
C
1
2
3
4
2.7
1.0
0
1.0
2.7
2.5
1.0
0
1.0
1.0
HEADPHONE AMP
0
1.5 1.5 1.5 1.5 1.5 0
SPEAKER AMP
1
2
3
SPEAKER POWER
SUPPLY
0
0.7
1.1
2.2
3.0
3.0
SPEAKER POWER
SUPPLY
SPEAKER POWER
SUPPLY
3.0 3.0
2.2
3.0
1.5
1.5
1.5 3.0
0
1.5
1.5 1.5
1.5
1.5
0
3.0
1.5
1.5 1.5
3.0
1
2
3
33K
33K
C70
KB0.068
KC
0.7 0.7
0 0
0
0
0
Q23
RVTDTA124EUX
Q21
FMG8TX
Q20
R
VTDT
A124EUX
Q19
RVTDTC144EUX
Q22
2SC4081RTX
MUTING
MUTING
2.8
MUTING
MUTING
MUTING
0 2.8
2.8
0
ZF1.0
2.7
C105
4V10
C104
4V 4.7
R78 47K
C107
4V10
RVTDTC114TUX
RLL300040-Y
RRN3A01B13WA
R
VTDTC143ZUX
C103
4V22
RVTDTC143ZUX
1K
C106
4V4.7
IC4 LA4533M
IC3
BA5208AFT
IC6 AN6612SE2
R69
IC5
BA5208AFT
SPEAKER AMP
SCHEMATIC DIAGRAM-2