Panasonic KX-T7735RU-B (serv.man2) Service Manual / Supplement ▷ View online
ORDER NO. KMS1210370SE
Proprietary Telephone
Model No.
KX-T7735RU-B
(for Russia)
TABLE OF CONTENTS
PAGE
1 CHANGES----------------------------------------------------------- 2
1.1. SUBJECT --------------------------------------------------- 2
1.2. Main Board Parts ------------------------------------------ 2
1.3. HOW TO RECOGNIZE THAT Pb FREE
1.2. Main Board Parts ------------------------------------------ 2
1.3. HOW TO RECOGNIZE THAT Pb FREE
SOLDER IS USED ---------------------------------------- 5
1.4. DISASSEMBLY INSTRUCTIONS --------------------- 6
1.5. BLOCK DIAGRAM ---------------------------------------- 7
1.6. CIRCUIT OPERATIONS--------------------------------- 8
1.7. TROUBLESHOOTING GUIDE------------------------14
1.8. IC DATA -----------------------------------------------------17
1.9. TERMINAL GUIDE OF ICS, TRANSISTORS
1.5. BLOCK DIAGRAM ---------------------------------------- 7
1.6. CIRCUIT OPERATIONS--------------------------------- 8
1.7. TROUBLESHOOTING GUIDE------------------------14
1.8. IC DATA -----------------------------------------------------17
1.9. TERMINAL GUIDE OF ICS, TRANSISTORS
AND DIODES----------------------------------------------19
1.10. Schematic Diagram --------------------------------------20
1.11. PRINTED CIRCUIT BOARD (MAIN BOARD)-----23
Please file and use this supplement manual together with the service manual for Model No. KX-T7735RU-
B, Order No. KMS0609293CE.
B, Order No. KMS0609293CE.
2
KX-T7735RU-B
1 CHANGES
1.1.
SUBJECT
Power Supply Board of KX-T7735RU-B is changed from PSUP1395XD to PSUP1395XE displayed on Printed Circuit Board.
SUFFIX LOCATION
1.2.
CABINET AND ELECTRICAL PARTS
1.3.
MAIN BOARD PARTS
Change from the Original Service Manual Section 15.3.
Suffix
Reason for suffix change
C to D
PCB change (
1395XD
to
PSUP1395XE
)
Ref. No.
Part No.
Part Name & Description
Pcs
Remarks
Notes
Time of change
(Suffix)
Original (Old)
New
20
PSJE1036X
PNJE1068Z
FLAT CABLE
1
8
W
D
Safety
Ref.
No.
Part No.
Part Name & Description
Remarks
PCB1
PSWPT7735RU
MAIN BOARD ASSÅLY (RTL)
(ICS)
IC1
PNWIT7735X
IC
IC2
C0EBF0000123
IC
IC3
C1CB00001673
IC
IC5
C0JBAS000185
IC
IC6
C0ABBA000093
IC
IC7
PQVIBA06FPE2
IC S
IC8
C0JBAS000249
IC
IC9
C0JBAB000667
IC
IC10
C0ABBA000093
IC
IC11
C0CBCBC00049
IC
(TRANSISTORS)
Q1
B1ADGP000008
TRANSISTOR(SI) S
Q2
B1ADGP000008
TRANSISTOR(SI) S
Q3
2SC4081R
TRANSISTOR(SI) S
Q4
2SC4081R
TRANSISTOR(SI) S
Q5
2SC4081R
TRANSISTOR(SI) S
Q6
B1ABGB000020
TRANSISTOR(SI)
Q7
B1GKCFNN0006
TRANSISTOR(SI)
Q8
2SC4081R
TRANSISTOR(SI) S
Q9
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
2SA1576R
TRANSISTOR(SI) S
Q102
2SC4081R
TRANSISTOR(SI) S
Safety
Ref.
No.
Part No.
Part Name & Description
Remarks
3
KX-T7735RU-B
Q103
B1HBGBA00001
TRANSISTOR(SI)
Q104
B1HBGBA00001
TRANSISTOR(SI)
Q105
B1GHCFCJ0001
TRANSISTOR(SI)
Q106
B1GHCFCJ0001
TRANSISTOR(SI)
Q107
B1GHCFCJ0001
TRANSISTOR(SI)
Q108
B1GHCFCJ0001
TRANSISTOR(SI)
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)
D7
MA111
DIODE(SI) S
D9
B0BC6R100010
DIODE(SI)
D10
MA111
DIODE(SI) S
D11
PSVD1SRCT
DIODE(SI) S
D12
PSVD1VGCT
DIODE(SI) S
D13
PSVD1SRCT
DIODE(SI) S
D14
PSVD1SRCT
DIODE(SI) S
D15
PSVD1SRCT
DIODE(SI) S
D16
PSVD1SRCT
DIODE(SI) S
D17
PSVD1SRCT
DIODE(SI) S
D18
B3AGB0000050
DIODE(SI)
D19
B3AGB0000050
DIODE(SI)
D20
B3AGB0000050
DIODE(SI)
D21
B3AGB0000050
DIODE(SI)
D22
B3AGB0000050
DIODE(SI)
D23
B3AGB0000050
DIODE(SI)
D24
B3AGB0000050
DIODE(SI)
D25
B3AGB0000050
DIODE(SI)
D26
B3AGB0000050
DIODE(SI)
D27
B3AGB0000050
DIODE(SI)
D28
B3AGB0000050
DIODE(SI)
D29
B3AGB0000050
DIODE(SI)
D30
B0ACEL000004
DIODE(SI)
D31
MA111
DIODE(SI) S
D32
MA111
DIODE(SI) S
D33
MA111
DIODE(SI) S
D34
MA111
DIODE(SI) S
(CAPACITORS)
C2
F2G1C1000014
10
C3
F2G1C2200024
22
S
C4
PQCUV1A225ZF
2.2
C6
ECUV1H102KBV
0.001
C7
ECUV1H821KBV
820p
C8
ECUV1A224KBV
0.22
C9
F2G1A2210024
220
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
F1J1A106A024
10
C26
ECUV1C104KBV
0.1
C27
ECUV1C104KBV
0.1
C28
ECUV1H222KBV
0.0022
C29
ECUV1H103KBV
0.01
C30
F2G0J2210013
220
C31
PQCUV0J106KB
10
S
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
Safety
Ref.
No.
Part No.
Part Name & Description
Remarks
C46
ECUV1C473KBV
0.047
C47
ECUV1C333KBV
0.033
C48
ECUV1C104KBV
0.1
C49
ECUV1C333KBV
0.033
C50
ECUV1A225KBV
2.2
S
C51
ECUV1A225KBV
2.2
S
C52
PQCUV0J106KB
10
S
C53
F2G0J4700012
47
C54
F2G0J1010042
100
C55
PQCUV0J106KB
10
S
C56
F2G1A2210024
220
C57
F2G1A1020007
1000
C58
PQCUV1A475ZF
4.7
C59
ECUV1C104KBV
0.1
C60
ECUV1C223KBV
0.022
C61
ECUV1C104KBV
0.1
C62
ECUV1C473KBV
0.047
C63
F2G0J1010042
100
C64
ECUV1C104KBV
0.1
C65
ECUV1H103KBV
0.01
C66
ECUV1H103KBV
0.01
C67
ECUV1H103KBV
0.01
C81
ECUV1C104KBV
0.1
C84
ECUV1H103KBV
0.01
C85
ECJ1VF1H103Z
0.01
S
C86
ECJ1VF1H103Z
0.01
S
C91
ECUV1C104KBV
0.1
C92
ECUV1A105ZFV
1
C93
ECUV1C473KBV
0.047
C94
ECUV1H122KBV
0.0012
C95
ECUV1C104ZFV
0.1
C96
ECJ1VF1H103Z
0.01
S
C101
ECUV1H103KBV
0.01
C103
ECUV1A225KBV
2.2
S
C104
ECJ1VF1H103Z
0.01
S
C106
ECJ1VF1H103Z
0.01
S
C107
ECUV1C104ZFV
0.1
C108
ECUV1C104ZFV
0.1
C110
ECUV1C104ZFV
0.1
C112
ECUV1A225KBV
2.2
S
C113
ECUV1A225KBV
2.2
S
C114
ECUV1A225KBV
2.2
S
C115
ECUV1A225KBV
2.2
S
C116
ECUV1A225KBV
2.2
S
C117
ECJ1VF1H103Z
0.01
S
C130
ECUV1H331KBV
330p
C131
ECUV1C104KBV
0.1
C132
ECUV1A105ZFV
1
C203
F2G1E4700013
47
C204
ECUV1C104ZFV
0.1
C205
F2G1A1020007
1000
C206
F2G1A2210024
220
C208
ECUV1H102KBV
0.001
C209
ECUV1H222KBV
0.0022
C210
ECJ1VF1H103Z
0.01
S
C211
ECUV1H103KBV
0.01
C212
ECUV1H102KBV
0.001
C213
ECUV1H102KBV
0.001
C215
F2G0J2210013
220
(CONNECTORS AND JACKS)
CN1
K1MN14AA0058
CONNECTOR, 14P
CN6
K1KA02BA0047
CONNECTOR, 2P
JK1
K2LB104D0005
JACK/SOCKET
JK2
K2LB104D0004
JACK/SOCKET
JK3
PQJJ1C002Z
JACK/SOCKET S
(PHOTO ELECTRIC TRANS-
DUCER)
DUCER)
PC1
B3PBB0000039
PHOTO COUPLER
(RESISTORS)
Safety
Ref.
No.
Part No.
Part Name & Description
Remarks
4
KX-T7735RU-B
R1
D0GB104JA057
100k
R2
ERJ3GEYJ223
22k S
R3
D0GB392JA057
3.9k
R4
ERJ3GSYJ683
68k S
R5
ERJ3GEYJ470
47
S
R6
ERJ3GSYJ681
680
S
R7
ERJ3GEYJ273
27k S
R8
ERJ3GSYJ330
33
S
R9
ERJ3GSYJ203
20k S
R10
D0GB272JA057
2.7k
R12
ERJ3GEYJ222
2.2k S
R13
ERJ3GEYJ474
470k S
R14
ERJ3GEYJ180
18
S
R15
ERJ3GSYJ682
6.8k S
R16
D0GB560JA057
56
R17
ERJ3GEY0R00
0
S
R21
D0GB272JA057
2.7k
R22
ERJ3GEYJ332
3.3k S
R23
ERJ3GSYJ121
120
S
R24
ERJ3GSYJ274
270k S
R25
ERJ3GEYJ474
470k S
R26
ERJ3GEYJ472
4.7k S
R27
D0GB562JA057
5.6k
R28
ERJ3GEYJ332
3.3k S
R29
ERJ3GEYJ474
470k S
R30
D0GB104JA057
100k
R31
ERJ3GEYJ102
1k S
R32
ERJ3GSYJ393
39k S
R34
ERJ3GEYJ332
3.3k S
R36
D0GB151JA057
150
R37
ERJ3GSYJ183
18k S
R38
ERJ3GSYJ682
6.8k S
R39
ERJ3GSYJ333
33k S
R40
ERJ3GSYJ333
33k S
R41
ERJ3GEYJ472
4.7k S
R42
ERJ3GSYJ183
18k S
R43
ERJ3GEYJ474
470k S
R44
ERJ3GEYJ472
4.7k S
R45
ERJ3GEYJ332
3.3k S
R46
D0GB562JA057
5.6k
R47
D0GB562JA057
5.6k
R48
ERJ3GEYJ225
2.2M
R49
ERJ3GSYJ303
30k S
R50
ERJ3GSYJ683
68k S
R51
ERJ3GEYJ275
2.7M
R52
D0GB104JA057
100k
R54
ERJ3GSYJ183
18k S
R55
ERJ3GEYJ154
150k S
R56
PQ4R18XJ3R3
3.3
S
R57
ERJ3GEYJ222
2.2k S
R58
D0GB104JA057
100k
R59
ERJ3GEYJ123
12k S
R60
ERJ3GSYJ152
1.5k S
R61
ERJ3GEY0R00
0
S
R67
ERJ3GSYJ224
220k S
R68
ERJ3GSYJ124
120k S
R69
ERJ3GSYJ563
56k S
R70
ERJ3GEYJ273
27k S
R71
ERJ3GSYJ333
33k S
R72
ERJ3GSYJ333
33k S
R73
D0GB104JA057
100k
R74
D0GB562JA057
5.6k
R75
ERJ3GSYJ683
68k S
R76
ERJ3GSYJ124
120k S
R77
ERJ3GEYJ822
8.2k S
R78
D0GB473JA057
47k
R79
ERJ3GSYJ393
39k S
R80
ERJ3GSYJ333
33k S
R81
D0GB103JA057
10k
R82
ERJ3GSYJ152
1.5k S
R84
ERJ3GEYJ334
330k S
R86
ERJ3GSYJ224
220k S
R87
ERJ3GSYJ682
6.8k S
Safety
Ref.
No.
Part No.
Part Name & Description
Remarks
R88
D0GB272JA057
2.7k
R89
ERJ3GSYJ683
68k S
R90
D0GB471JA057
470
R91
D0GB103JA057
10k
R92
ERJ3GSYJ183
18k S
R93
D0GB103JA057
10k
R94
D0GB562JA057
5.6k
R95
ERJ3GEYJ474
470k S
R96
D0GB104JA057
100k
R97
D0GB103JA057
10k
R98
D0GB153JA057
15k
R99
D0GB103JA057
10k
R100
ERJ3GSYJ683
68k S
R101
ERJ3GSYJ221
220
S
R102
ERJ3GSYJ221
220
S
R103
D0GB272JA057
2.7k
R105
ERJ3GEYJ680
68
S
R106
ERJ3GEYJ102
1k S
R107
ERJ3GEYJ472
4.7k S
R108
ERJ3GEYJ102
1k S
R123
ERJ3GEYJ222
2.2k S
R124
ERJ3GEY0R00
0
S
R125
D0GB473JA057
47k
R126
ERJ3GSYJ333
33k S
R127
ERJ3GSYJ563
56k S
R128
ERJ3GSYJ122
1.2k S
R129
D0GB103JA057
10k
R131
ERJ3GSYJ221
220
S
R132
D0GB560JA057
56
R133
ERJ3GSYJ221
220
S
R134
D0GB560JA057
56
R135
ERJ3GSYJ221
220
S
R136
D0GB560JA057
56
R137
ERJ3GSYJ221
220
S
R138
ERJ3GEYJ101
100
S
R139
D0GB100JA057
10
R140
ERJ3GEYJ150
15
R141
ERJ3GSYJ221
220
S
R144
D0GB471JA057
470
R155
ERJ3GEY0R00
0
S
R156
D0GB153JA057
15k
R158
ERJ3GEYJ561
560
S
R201
ERJ3GEYJ222
2.2k S
R206
ERJ3GEYJ102
1k S
R208
ERJ3GEYJ223
22k S
R230
ERJ3GSYJ333
33k S
R231
D0GB103JA057
10k
R232
ERJ3GEYJ273
27k S
R233
ERJ3GSYJ393
39k S
R234
ERJ3GSYJ303
30k S
R236
ERJ3GEYJ512
5.1k
R237
D0GB471JA057
470
R238
ERJ3GSYJ274
270k S
R240
ERJ3GEYJ102
1k S
R289
D0GB104JA057
100k
(COMPONENT PARTS)
RA2
D1H81224A024
RESISTOR ARRAY, 47K
(SWITCHES)
SW1
PSSS3A101Z
SWITCH S
SW2
PSSS3A101Z
SWITCH S
(TRANSFORMERS)
T1
G5A1A0000003
TRANSFORMER S
T2
G5B1A0000011
TRANSFORMER
(CRYSTAL OSCILLATOR)
X1
H2C200500007
CRYSTAL OSCILLATOR
Safety
Ref.
No.
Part No.
Part Name & Description
Remarks