Panasonic KX-T7730UA Service Manual ▷ View online
Note:
1. RTL (Retention Time Limited)
1. RTL (Retention Time Limited)
The marking (RTL) indicates that the Retention Time is
limited for this item.
After the discontinuation of this assembly in production, the
item will continue to be available for a specific period of
time. The retention period of availability depends on the
type of assembly and the laws governing parts and product
retention. At the end of this period, the assembly will no
longer be available.
limited for this item.
After the discontinuation of this assembly in production, the
item will continue to be available for a specific period of
time. The retention period of availability depends on the
type of assembly and the laws governing parts and product
retention. At the end of this period, the assembly will no
longer be available.
2. Important safety notice
Components identified by the
mark indicates special
characteristics important for safety. When replacing any of
these components, only use specified manufacture´s parts.
these components, only use specified manufacture´s parts.
3. The S mark means the part is one of some identical parts.
For that reason, it may be different from the installed part.
4. ISO code (Example : ABS-94HB) of the remarks column
shows quality of the material and a flame resisting grade
about plastics.
about plastics.
5. RESISTORS & CAPACITORS
Unless otherwise specified;
All resistors are in ohms (
All resistors are in ohms (
Ω), k=1000Ω, M=1000kΩ
All capacitors are in MICRO FARADS (µF), p=µ(µF)
*Type & Wattage of Resistor
*Type & Wattage of Resistor
15.1. CABINET AND ELECTRICAL
PARTS
Ref.
No.
Part No.
Part Name & Description
Remarks
1
PSKM1096Z1
TOP CABINET
ABS-
94HB
94HB
2
PQKE10070Z3
HOOK KNOB
ABS-
94HB
94HB
3
PSGD1065Z
CARD, TEL (LARGE)
4
PSHR1264Z
COVER, TEL CARD (LARGE)
PC
5
PQHP532X
CARD, TEL (SMALL)
6
PQHR576Z
COVER, TEL CARD (SMALL)
PC
7
PSGP1088Z
PANEL, LED LENZ
ABS-
94HB
94HB
Ref.
No.
Part No.
Part Name & Description
Remarks
8
PQAS57P03Z
SPEAKER
9
PSUS1018Z
SPRING
10
PSBH1007Z1
BUTTON, HOOK
PC+ABS-
94HB
94HB
11
PSHG1122Z
RUBBER PARTS, MIC COVER
12
L0CBAB000065
MIC
13
PSBX1102Z1
BUTTON, SP PHONE
ABS-
94HB
94HB
14
PSBX1103Z1
BUTTON, DIAL
ABS-
94HB
94HB
15
PSBX1101Z1
BUTTON, FUNCTION
ABS-
94HB
94HB
16
PSBX1100X1
BUTTON, CO
ABS-
94HB
94HB
17
PSBC1032Z1
BUTTON, CURSOR
ABS-
94HB
94HB
18
PSSX1022Z
KEYBOARD SWITCH
19
PSBD1013Z1
KNOB, MODE
ABS-
94HB
94HB
20
PSJE1028Y
FLAT CABLE
21
PSGP1089Z1
PANEL, LCD
PC-
94VTM-2
94VTM-2
22
PSYF1041Y1
BOTTOM CABINET ASS´Y
PS-94HB
22-1
PSHA1002Z
RUBBER PARTS, LEGS
23
PSYET7730UAM
NAME PLATE
24
L5DBBYY00001
LCD
ABS-
94HB
94HB
25
PSHR1263Z
GUIDE, LCD
ABS-
94HB
94HB
15.2. ACCESSORIES AND PACKING
MATERIALS
Ref.
No.
Part No.
Part Name & Description
Remarks
A1
PSJA1068Z
CORD, TEL
A2
PSJA1084Z
CORD, HANDSET
A3
PSJXC0102Z
HANDSET
A4
PSYL1002Z1
STAND ASS´Y
PS-94HB
A5
PSQW1767Y
LEAFLET,QUICK REFERENCE
GUIDE(STAND)
GUIDE(STAND)
A6
PSQX4093Z
LEAFLET,QUICK REFERENCE GUIDE
A7
PSGD1066Z
CARD, OVERLAY
P1
PSZKT7730UAM
GIFT BOX
P2
PQPP170Z
PROTECTION COVER
15.3. MAIN BOARD PARTS
Ref.
No.
Part No.
Part Name & Description
Remarks
PCB1
PSWPT7730UA
MAIN BOARD ASS´Y (RTL)
(ICS)
IC1
C2ABEE000026
IC
IC2
C0JBAC000141
IC
IC3
C1CB00001673
IC
IC5
PSVICD4066BS
IC
S
IC6
C0ABBA000025
IC
IC7
PQVIBA06FPE2
IC
S
IC9
C0EBJ0000410
IC
IC10
AN6183SAE1V
IC
S
(TRANSISTORS)
Q1
B1ADGP000001
TRANSISTOR(SI)
Q2
B1ADGP000001
TRANSISTOR(SI)
Q3
2SC4081R
TRANSISTOR(SI)
S
Q4
2SC4081R
TRANSISTOR(SI)
S
Q5
2SC4081R
TRANSISTOR(SI)
S
Q6
B1ABGB000020
TRANSISTOR(SI)
Q7
PQVTDTA143XU
TRANSISTOR(SI)
S
15 REPLACEMENT PARTS LIST
29
KX-T7730UA
Ref.
No.
Part No.
Part Name & Description
Remarks
Q8
2SC4081R
TRANSISTOR(SI)
S
Q10
B1ABGB000020
TRANSISTOR(SI)
Q11
PSVTUMG2NTR
TRANSISTOR(SI)
S
Q12
PSVTUMG2NTR
TRANSISTOR(SI)
S
Q13
B1ABGB000020
TRANSISTOR(SI)
Q14
B1ABGB000020
TRANSISTOR(SI)
Q15
PSVTUMG2NTR
TRANSISTOR(SI)
S
Q16
PSVTUMG2NTR
TRANSISTOR(SI)
S
Q18
UN5213
TRANSISTOR(SI)
S
Q20
UN5213
TRANSISTOR(SI)
S
Q101
PQVTDTA143EU
TRANSISTOR(SI)
S
Q102
2SC4081R
TRANSISTOR(SI)
S
Q103
B1HBGBA00001
TRANSISTOR(SI)
Q104
B1HBGBA00001
TRANSISTOR(SI)
Q105
PSVTUMA7NTR
TRANSISTOR(SI)
S
Q106
PSVTUMA7NTR
TRANSISTOR(SI)
S
Q107
PSVTUMA7NTR
TRANSISTOR(SI)
S
Q108
PSVTUMA7NTR
TRANSISTOR(SI)
S
Q109
PSVTUMG2NTR
TRANSISTOR(SI)
S
(DIODES)
D1
B0EDER000009
DIODE(SI)
D2
B0EDER000009
DIODE(SI)
D3
MA111
DIODE(SI)
S
D4
MA111
DIODE(SI)
S
D5
MA111
DIODE(SI)
S
D6
B0BC013A0007
DIODE(SI)
D11
B3AAB0000111
LED
D12
PSVD1VGCT
LED
S
D13
PSVD1SRCT
LED
S
D14
PSVD1SRCT
LED
S
D15
PSVD1SRCT
LED
S
D16
PSVD1SRCT
LED
S
D17
PSVD1SRCT
LED
S
D18
PQVDBRPY1204
LED
S
D19
PQVDBRPY1204
LED
S
D20
PQVDBRPY1204
LED
S
D21
PQVDBRPY1204
LED
S
D22
PQVDBRPY1204
LED
S
D23
PQVDBRPY1204
LED
S
D24
PQVDBRPY1204
LED
S
D25
PQVDBRPY1204
LED
S
D26
PQVDBRPY1204
LED
S
D27
PQVDBRPY1204
LED
S
D28
PQVDBRPY1204
LED
S
D29
PQVDBRPY1204
LED
S
D31
MA111
DIODE(SI)
S
D32
MA111
DIODE(SI)
S
D33
MA111
DIODE(SI)
S
D34
MA111
DIODE(SI)
S
(JACKS AND CONNECTORS)
JK1
K2LB104D0005
JACK
JK2
K2LB104D0004
JACK
JK3
PQJJ1C002Z
JACK
S
CN1
PSJS06A74Z
CONNECTOR, 6P
CN7
K1MN09B00059
CONNECTOR, 9P
CN8
K1MN09B00059
CONNECTOR, 9P
(COMPONENTS COMBINATION)
RA1
D1H84734A024
RESISTOR ARRAY
RA2
D1H84724A024
RESISTOR ARRAY
(CAPACITORS)
C2
F2G1C1000014
10
C3
F2G1C2200012
22
C4
PQCUV1A225ZF
2.2
S
Ref.
No.
Part No.
Part Name & Description
Remarks
C6
ECUV1H102KBV
0.001
C7
ECUV1H821KBV
820P
C8
ECUV1A224KBV
0.22
C9
EEE0JA221WP
220
S
C12
ECUV1H153KBV
0.015
C14
ECUV1C473KBV
0.047
C21
ECUV1C104KBV
0.1
C22
ECUV1H103KBV
0.01
C23
ECUV1H153KBV
0.015
C24
ECUV1C104KBV
0.1
C25
F1J0J1060006
10
C26
ECUV1C104KBV
0.1
C27
ECUV1C104KBV
0.1
C28
ECUV1H332KBV
0.0033
C29
ECUV1H222KBV
0.0022
C30
EEE0JA221WP
220
S
C31
ECUV1A106ZF
10
C32
ECUV1C104KBV
0.1
C33
ECUV1H153KBV
0.015
C34
ECUV1C104KBV
0.1
C35
ECUV1A105ZFV
1
C36
ECUV1C104ZFV
0.1
C41
ECUV1C104KBV
0.1
C42
ECUV1C104KBV
0.1
C44
ECUV1C473KBV
0.047
C45
ECUV1C473KBV
0.047
C46
ECUV1C473KBV
0.047
C47
ECUV1C333KBV
0.033
C48
ECUV1C104KBV
0.1
C49
ECUV1C333KBV
0.033
C50
PQCUV1A225ZF
2.2
S
C51
PQCUV1A225ZF
2.2
S
C52
F1J0J1060006
10
C53
F2G0J4700012
47
C54
F2G0J1010014
100
C55
F1J0J1060006
10
C56
EEE0JA221WP
220
S
C57
F2G0J1020008
1000
C58
PQCUV1A475ZF
4.7
S
C59
ECUV1C104KBV
0.1
C60
ECUV1C223KBV
0.022
C61
ECUV1C104KBV
0.1
C62
ECUV1C473KBV
0.047
C63
F2G0J1010014
100
C64
ECUV1C104KBV
0.1
C65
ECUV1H103KBV
0.01
C66
ECUV1H103KBV
0.01
C67
ECUV1H332KBV
0.0033
C81
ECUV1C473KBV
0.047
C84
ECUV1H103KBV
0.01
C85
ECUV1H103KBV
0.01
S
C91
ECUV1C104KBV
0.1
C92
ECUV1A105ZFV
1
C93
ECUV1C473KBV
0.047
C94
ECUV1H102KBV
0.001
C95
ECUV1C104ZFV
0.1
C96
ECUV1H103KBV
0.01
S
C101
ECUV1H103KBV
0.01
S
C102
ECJ1VC1H151J
150P
C103
PQCUV1A225ZF
2.2
S
C105
ECUV1H103KBV
0.01
S
C106
ECUV1H103KBV
0.01
S
C107
ECUV1C104ZFV
0.1
C108
ECUV1H120JCV
12P
30
KX-T7730UA
Ref.
No.
Part No.
Part Name & Description
Remarks
C109
ECUV1H120JCV
12P
C110
ECUV1C104ZFV
0.1
C203
F2G1E4700013
47
C204
ECUV1C104ZFV
0.1
C205
F2G0J1010014
100
C206
F2G0J1020008
1000
C208
ECUV1H102KBV
0.001
C209
ECUV1H222KBV
0.0022
C211
ECUV1H103KBV
0.01
C212
ECUV1H102KBV
0.001
C213
ECUV1H102KBV
0.001
(RESISTORS)
R1
ERJ3GEYJ104
100K
R2
ERJ3GEYJ223
22K
R3
ERJ3GEYJ182
1.8K
R4
ERJ3GEYJ683
68K
R5
ERJ3GEYJ470
47
R6
ERJ3GEYJ681
680
R7
ERJ3GEYJ273
27K
R8
ERJ3GEYJ330
33
R9
ERJ3GEYJ203
20K
R10
ERJ3GEYJ272
2.7K
R12
ERJ3GEYJ222
2.2K
R13
ERJ3GEYJ474
470K
R14
ERJ3GEYJ180
18
R15
ERJ3GEYJ682
6.8K
R16
ERJ3GEYJ560
56
R17
ERJ3GEY0R00
0
R21
ERJ3GEYJ272
2.7K
R22
ERJ3GEYJ332
3.3K
R23
ERJ3GEYJ121
120
R24
ERJ3GEYJ274
270K
R25
ERJ3GEYJ474
470K
R26
ERJ3GEYJ472
4.7K
R27
ERJ3GEYJ562
5.6K
R28
ERJ3GEYJ222
2.2K
R29
ERJ3GEYJ474
470K
R30
ERJ3GEYJ104
100K
R31
ERJ3GEYJ102
1K
R32
ERJ3GEYJ123
12K
R34
ERJ3GEYJ223
22K
R35
ERJ3GEYJ563
56K
R36
ERJ3GEYJ151
150
R37
ERJ3GEYJ273
27K
R38
ERJ3GEYJ103
10K
R39
ERJ3GEYJ473
47K
R40
ERJ3GEYJ473
47K
R41
ERJ3GEYJ472
4.7K
R42
ERJ3GEYJ183
18K
R43
ERJ3GEYJ474
470K
R44
ERJ3GEYJ472
4.7K
R45
ERJ3GEYJ332
3.3K
R46
ERJ3GEYJ562
5.6K
R47
ERJ3GEYJ562
5.6K
R48
ERJ3GEYJ225
2.2M
R49
ERJ3GEYJ303
30K
R50
ERJ3GEYJ683
68K
R51
ERJ3GEYJ275
2.7M
R52
ERJ3GEYJ104
100K
R53
ERJ3GEYJ473
47K
R54
ERJ3GEYJ183
18K
R55
ERJ3GEYJ154
150K
R56
ERJ8GEYJ3R3
3.3
R57
ERJ3GEYJ222
2.2K
R58
ERJ3GEYJ104
100K
R59
ERJ3GEYJ123
12K
Ref.
No.
Part No.
Part Name & Description
Remarks
R60
ERJ3GEYJ152
1.5K
R61
ERJ3GEY0R00
0
R67
ERJ3GEYJ224
220K
R68
ERJ3GEYJ124
120K
R69
ERJ3GEYJ563
56K
R70
ERJ3GEYJ273
27K
R71
ERJ3GEYJ473
47K
R72
ERJ3GEYJ473
47K
R73
ERJ3GEYJ104
100K
R74
ERJ3GEYJ562
5.6K
R76
ERJ3GEYJ683
68K
R77
ERJ3GEYJ393
39K
R78
ERJ3GEYJ473
47K
R79
ERJ3GEYJ393
39K
R80
ERJ3GEYJ473
47K
R81
ERJ3GEYJ153
15K
R82
ERJ3GEYJ472
4.7K
R83
ERJ3GEY0R00
0
R84
ERJ3GEYJ684
680K
R86
ERJ3GEYJ274
270K
R87
ERJ3GEYJ103
10K
R88
ERJ3GEYJ392
3.9K
R89
ERJ3GEYJ104
100K
R90
ERJ3GEYJ471
470
R91
ERJ3GEYJ103
10K
R92
ERJ3GEYJ183
18K
R93
ERJ3GEYJ103
10K
R94
ERJ3GEYJ472
4.7K
R95
ERJ3GEYJ474
470K
R96
ERJ3GEYJ104
100K
R97
ERJ3GEYJ103
10K
R98
ERJ3GEYJ153
15K
R99
ERJ3GEYJ103
10K
R100
ERJ3GEYJ104
100K
R101
ERJ3GEYJ221
220
R102
ERJ3GEYJ221
220
R103
ERJ3GEYJ103
10K
R104
ERJ3GEYJ103
10K
R105
ERJ3GEYJ101
100
R106
ERJ3GEYJ222
2.2K
R107
ERJ3GEYJ472
4.7K
R108
ERJ3GEYJ102
1K
R121
ERJ3GEYJ105
1M
R122
ERJ3GEYJ332
3.3K
R123
ERJ3GEY0R00
0
R124
ERJ3GEY0R00
0
R125
ERJ3GEYJ222
2.2K
R126
ERJ3GEYJ561
560
R127
ERJ3GEYJ222
2.2K
R128
ERJ3GEYJ103
10K
R131
ERJ3GEYJ271
270
R132
ERJ3GEYJ390
39
R133
ERJ3GEYJ271
270
R134
ERJ3GEYJ390
39
R135
ERJ3GEYJ271
270
R136
ERJ3GEYJ390
39
R137
ERJ3GEYJ271
270
R138
ERJ3GEYJ221
220
R139
ERJ3GEYJ390
39
R140
ERJ3GEYJ560
56
R155
ERJ3GEYJ104
100K
R201
ERJ3GEYJ222
2.2K
R206
ERJ3GEYJ102
1K
31
KX-T7730UA
Ref.
No.
Part No.
Part Name & Description
Remarks
R208
ERJ3GEYJ223
22K
(PHOTO ELECTRIC TRANSDUCER)
PC1
0N3181
PHOTO COUPLER
S
(SWITCH)
SW1
PSSS3A101Z
SWITCH
S
(TRANSFORMERS)
T1
G5A1A0000003
TRANSFORMER
T2
PSLT9Z4A
TRANSFORMER
S
(CRYSTAL OSCILLATOR)
X1
H0J400400011
CRYSTAL OSCILLATOR
32
KX-T7730UA
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