DOWNLOAD Panasonic KX-TG2521CAT / KX-TGA251RUT Service Manual ↓ Size: 2.51 MB | Pages: 77 in PDF or view online for FREE

Model
KX-TG2521CAT KX-TGA251RUT
Pages
77
Size
2.51 MB
Type
PDF
Document
Service Manual
Brand
Device
Telephone / DIGITAL CORDLESS ANSWERING SYSTEM
File
kx-tg2521cat-kx-tga251rut.pdf
Date
PREV: Panasonic KX-TG2512RU1 / KX-TG2512RU2 / KX-TGA250RUM / KX-TGA250RUT Service Manual / Supplement

Panasonic KX-TG2521CAT / KX-TGA251RUT Service Manual ▷ View online

69
KX-TG2521CAT/KX-TGA251RUT
14.2. Circuit Board (Handset)
14.2.1. Component View
KX-TGA251 CIRCUIT BOARD (Handset_Main (Component View))
A
PbF
C44
C880
C811
C813
C72
C203
C105
C206
C201
C175
C70
C152
C71
C200
C107
C106
C103
C104
C73
C864
C863
C814
C834
C802
C804
C43
C837
C48
C40
C54
C52
C53
C51
C55
C39 C30
C10
C400
C340
C341
C342
C332
C331
C147
C113
C5
JTAG
STM
URX
UTX
CHG(+)
MIC+
MIC-
CHG(-)
BATT-
BATT+
BAT
MIC-
RCV-
E
1
4
8
5
MIC+
RCV+
R578
R50
R53
R236
R54
R231
R801
R802
R805
R880
R808
R66
R63
R225
R405
R203
R807
R27
R400
R402
R248
R249
21
1
R23
R37
R36
R20
CLK
1.8V
R7
R30
F1
R2
R332
R331
R330
R3
R8
R4
L802
IC3
TP_ANT1
RA800
RA4
RA40
CP3.0V
CP4.0V
D22
D21
D13
RED
BLK
RED
BLK
D14
D400
D7
D3
D4
Q401
POWER
Q400
Q11
Q12
GND
C580
C187
C186
C204
C827
C881
C819
C45
C46
C825
C809
C810
C861
C808
C812
C806
C138
C139
C803
C805
C47
C822
C826
C820
C860
C182
C49
C50
C188
C12
C13
C11
C96
C18
C17
C97
C38
C35
C121
C150
C1
C2
C172
C75
C74
C3
X1
MIC
R232
R55
SPEAKER
R233
R806
R64
R28
R403
R404
R406
R407
R401
R215
R45
R74
R31
R6
R73
L801
L803
L46
L47
IC801
IC1
RA32
RA1
RA61
RA31
RA30
DA801
D1
Q880
Q2
Q10
Q7
Q4
Q9
RECEIVER
PNLB1734Y
KX-TGA650XX
KX-TGA651XX
KX-TGA250XX
KX-TGA251XX
KX-TGA403XX
TGA250XX
TGA251XX
TGA403XX
TGA650XX
TGA651XX
RCV-
RCV+
SP+
SP-
X_CLK
(10.368MHZ)
GND
BAT
BATT-
UTX
URX
JIG
}
BATT+
CHG (+)
CHG (-)
70
KX-TG2521CAT/KX-TGA251RUT
14.2.2. Bottom View
KX-TGA251 CIRCUIT BOARD (Handset_Main (Bottom View))
1
2
PbF
PNLB1734Y
12
1
3
SP
R
DOWN
LEFT
SOFT_A
SOFT_B
R52
R51
TGA250XX
TGA251XX
TGA403XX
TGA650XX
TGA651XX
KX-TGA650XX
KX-TGA651XX
KX-TGA250XX
KX-TGA251XX
KX-TGA403XX
CN51
CN5
SOFT_C
RIGHT
TALK
UP
S1
4
5
6
7
MIC
8
9
LED4
LED7
LED12
LED21
LED22
LED23
LED1
LED2
LED3
LED8
LED6
LED9
LED5
0
#
A
71
KX-TG2521CAT/KX-TGA251RUT
15 Exploded View and Replacement Parts List
15.1. Cabinet and Electrical Parts (Base Unit)
Note:
(*1) The SPACERs (No.7) are cut from the excess parts of SPACER (No.108) of Cabinet and Electrical Parts (Handset)
(P.72).
PCB1
E1
4
1
2
3
6
5
6
7(*1)
7(*1)
9
A
8
Ref.No.
Figure
 A
2.6 x 8 mm
72
KX-TG2521CAT/KX-TGA251RUT
15.2. Cabinet and Electrical Parts (Handset)
Note:
(*1) This cable is fixed by welding. Refer to How to Replace the Handset LCD (P.44).
(*2) The rechargeable Ni-MH battery P03P or HHR-4NGE is available through sales route of Panasonic.
(*3) Attach the spacer (No. 119) to the exact location described above.
102
103
104
E103
E105
E102
E101(*1)
111
115
116
105
106
110
113
B
(*2)
118
120
119 (*3)
101
109
E104
112
E106
B
E107
MIC100
PCB100
108
B
117
114
107
Spacer (No.119)
Battery cover
Put it in the center.
Stick it between
ribs.
Ref.No.
Ǿ
2
˜8 mm
B
Figure
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