D) Transformer Circuit - Panasonic SA-AK340GCP Service Manual

17.6. (D) Transformer Circuit

SCHEMATIC DIAGRAM - 5
TRANSFORMER CIRCUIT
FP5940
7A D5950-D5953
B0EAMM000038
VCC+
1
C5940 D5950
2
D5952
50V1000
VCC-
C5960
3
TO
POWER
0.1
4
FP5920
CIRCUIT
AC GND 7A
D5953 D5951
(H5104/W5104) 5
ON SCHEMATIC
6
DIAGRAM-6
AC_IN
7
SUB+B
8
FP5950
GND D5956
9
D5954 4A
C5950
C5959
CN5950 25V2200
0.01
D5955
D5954-D5957
D5957
B0EAKM000122
Q5951
2SB0621AHA
VOLTAGE REGULATOR
B0EAKM000122
C5958 R5961 R5960
0.01 150 4.7K
C5957
D5960
50V10 B0BA02400030
FL2
1
-VP
2
FL1
3
TO
SYS6V
4
PANEL
SYS6V
CIRCUIT
5
(H6555/W6555)
PCONT
6
ON SCHEMATIC
SYNC D5966
DIAGRAM-4 B0AACK000004 R5963
7
82
8
Q5950
D_GND
9
B1AAKD000014
B0AACK000004
CN5951
VOLTAGE REGULATOR
Q5954
R5954
Q5954
820K
B1AABC000007
CURRENT LIMITING
SWITCH
B0AACK00004
C5953
0.01
Q5952
C5952
R5958
10V47
10K
C5954 R5957
0.01 10K
Q5952
B1GACFJJ0018
SYNCHRONISATION SWITCH
: +B SIGNAL LINE
: -B SIGNAL LINE
T5950
G4CYAYY00057
8
9
10 7
11 6
12 5
4
13
14 3
15 2
16 1
D5959 C5955
50V22
Q5953
C5956
D5958
B1AACF000064
50V47
B0EAKM000122
PCONT SWITCH
R5951
3.3K
D5961,D5962,
D5961
B0AACK000004
C5961
T5951
D5967 10V220
C5951 RTP1H3E002
0.01
8 1
C5964
D5962
0.01 7 2
6 3
R5952
4.7K
D5969
5 4
C5962
10V470
D5964
B0BA6R800008
C5963
50V4.7
Q5953
F2
250 2A VOLTAGE SELECTOR
1
FC3 FC4 A
2
B
3
A: 240V
4 B: 120V
A
5
B
6
RL5950
K6B1AEA00015
2
1
3 4
D5965
B0AACK000004
F1
250V 4A
FC1 FC2
Z5950
ERZV10V511CS
JK5950
AC IN
110-127V/220-240V
50/60Hz
69
SA-AK340GCP