Read Panasonic KX-T7740X (serv.man2) Service Manual online
Ref.
No.
Part No.
Part Name & Description
Remarks
D20
PSVD1SRCT
LED
S
D21
PSVD1SRCT
LED
S
D22
PSVD1SRCT
LED
S
D23
PSVD1SRCT
LED
S
D24
PSVD1SRCT
LED
S
D25
PSVD1SRCT
LED
S
D26
PSVD1SRCT
LED
S
D27
PSVD1SRCT
LED
S
D28
PSVD1SRCT
LED
S
D29
PSVD1SRCT
LED
S
D30
PSVD1SRCT
LED
S
D31
PSVD1SRCT
LED
S
D32
PSVD1SRCT
LED
S
D33
PSVD1SRCT
LED
S
D34
PSVD1SRCT
LED
S
D35
PSVD1SRCT
LED
S
D36
PSVD1SRCT
LED
S
D37
PSVD1SRCT
LED
S
D38
PSVD1SRCT
LED
S
D39
PSVD1SRCT
LED
S
D40
PSVD1SRCT
LED
S
D41
PSVD1SRCT
LED
S
D42
PSVD1SRCT
LED
S
(CAPACITORS)
C1
ECUV1H103KBV
0.01
S
C2
ECJ1VC1H151J
150P
C3
PQCUV1A225ZF
2.2
S
C4
ECUV1H103KBV
0.01
S
C5
F2G1E4700013
47
C6
ECUV1C104ZFV
0.1
C7
F2G0J1020008
1000
C8
ECUV1C104ZFV
0.1
C9
ECUV1H120JCV
12P
C10
ECUV1H120JCV
12P
C11
ECUV1H103KBV
0.01
S
Ref.
No.
Part No.
Part Name & Description
Remarks
C12
EEE0JA221WP
220
S
C13
ECUV1C104ZFV
0.1
(RESISTORS)
R1
ERJ3GEYJ221
220
R2
ERJ3GEYJ221
220
R3
ERJ3GEYJ103
10K
R4
ERJ3GEYJ103
10K
R5
ERJ3GEYJ101
100
R6
ERJ3GEYJ222
2.2K
R7
ERJ3GEYJ472
4.7K
R8
ERJ3GEYJ102
1K
R9
ERJ3GEYJ391
390
R10
ERJ3GEYJ391
390
R11
ERJ3GEYJ105
1M
R12
ERJ3GEYJ332
3.3K
R15
PQ4R10XJ152
1.5K
S
R21
ERJ3GEYJ221
220
R22
ERJ3GEYJ221
220
R23
ERJ3GEYJ221
220
R24
ERJ3GEYJ221
220
R25
ERJ3GEYJ221
220
R26
ERJ3GEYJ221
220
R27
ERJ3GEYJ221
220
R28
ERJ3GEYJ472
4.7K
(COMPONENTS COMBINATION)
RA1
EXB38V472JV
RESISTOR ARRAY
(JACK)
JK1
K2LB104D0005
JACK, TEL
(TRANSFORMER)
T1
PSLT9Z4A
TRANSFORMER
S
(CRYSTAL OSCILLATOR)
X1
H0J400400011
CRYSTAL OSCILLATOR
16 FOR THE SCHEMATIC DIAGRAM
Note:
1. DC voltage measurements are taken with an oscilloscope or a tester with a ground.
2. The schematic diagrams and circuit board may be modified at any time with the development of new technology.
2. The schematic diagrams and circuit board may be modified at any time with the development of new technology.
23
KX-T7740X-B
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