Panasonic SA-DT300E, Руководство по обслуживанию

Страница: 31 / 76

A
B
C
D
E
F
G
H
1 2 3 4 5 6 7 8 9 10 11 12
1 2 3 4 5 6 7 8 9 10
20 19 18 17 16 15 14 13 12 11
XI
N
CE DI CL
DO B01 B02
B03
B04
I01
IF
IN
I02
AM
IN
FM
IN
V
DD
PD
AI
N
A
OUT
Vss
X
OUT
10K
0.047
100K
0
~15P
1000P
A
B
C
D
0.22
H
390
27K
100P 0.01
560
1K
4.7
DZS5.1B
1K
18P~
27P
27P
7.2MHz
10K~68K
47
1000P
1000P
10K
1K
3.3K
10K
1K 1K 1K
470
A B C D
22
5.6K
0.01
A
B
C
D
E
LC72131M
PLL FREQUENCY
SYNTHESIZER
AM ANT
EXT
LOOP
FM ANT
(75 )
100
2SC2413 or
2SC3053
BUFFER AMP
2SK360
RF AMP
0.022
2.7K
33K
8P
10K
10K
33K
100K
4P
220
5P
27P
27P
2SC2059
FM MIXER
0
~
12P
270P ~
560P
0~3
P
680
~
1.8K
680K
~
1.8M
680
1000P
3P
~
7
P
0 ~ 220
10P
7
~
12P
C
B
24 23 22 21 20 19 18 17 16 15 14 13
1 2 3 4 5 6 7 8 9 10 11 12
FM
IF
IN
AM
MIX
OUT
REG
AM
IF
IN
GND SD ST
FM
DET
Vcc STRQ
FM/AM MONO
AM
OSC
OUT
AM
OSC
AFC
AM
RF
IN
AGC
AM
OUT
DET
OUT
PILOT
IN
MPX
IN
PILOT
OUT
Rch
OUT
Lch
OUT
470
2.7K 1
82~
120
0.1
470
0.01
1
22
0.47
4700P
~
8200P 150P
47K~82K
0
.1
10
12K~27K
4.7
4.7
0.022
A
D
B
C
100
0.01
1000P
LA1833MN
FM/AM IF AMP,
DET/AM OSC,MIX/FM MPX
B A
D
A
2SC2413 or
2SC3053
FM IF AMP
330
11 1 3 2 4 5 6 7 8 9 10
3.3K
~
22K
0.1 0.1
DTA114 or
RT1P141C
POWER SUPPLY
(FM:ON)
4.7K
220 ~
1000P
0.01
~
0.047
10K
~
100K
2.7K
~
10K
2
7
0~1
K
100K ~ 470K 0 ~ 1K
CL
DO
DI
Lch
OUT
CE
Rch
OUT
NC
+B(2)
SD NC
GND
1
0.47
100
~
0.1
47
470
1000P
15
~
33P
47
~
120P
C E B D A
A
B
4700P~
8200P
0.015
1
1
2.2K
2.2K
220~680K
220~1.5K
4700P~
8200P
1 1K
2.2K 2.2K
4700P~
8200P
1 1K
220~1.5K
220~680K
2SC2712 or
2SC3928
BUFFER AMP
2SC2712 or
2SC3928
BUFFER AMP
10K ~
68K
220 ~
1000P
4700P
~
8200P
47K~82K
1000P
47K
~
0 ~ 100
SVC220
or
SVC230,BB804
0.1
0.022
100
27P
SVC220
or
SVC230,BB804
27P
2P
SVC220
or
SVC230,BB804
3.3
SVC347
270
330
0 ~ 680
100
~
CP301
SCHEMATIC DIAGRAM-10
SA-DT300(E,EB,EG) TUNER MODULE CIRCUIT DIAGRAM
To MAIN CIRCUIT(CP301)
on SCHEMATIC DIAGRAM-2/19-H
C
TUNER MODULE CIRCUIT(Z1001 ENG07701Q)
:POSITIVE VOLTAGE LINE :FM SIGNAL LINE :AM SIGNAL LINE :FM OSC SIGNAL LINE :AM OSC SIGNAL LINE