DOWNLOAD Panasonic KX-TG8521UAB / KX-TGA850RUB (serv.man2) Service Manual ↓ Size: 3.68 MB | Pages: 90 in PDF or view online for FREE

Model
KX-TG8521UAB KX-TGA850RUB (serv.man2)
Pages
90
Size
3.68 MB
Type
PDF
Document
Service Manual
Brand
Device
Telephone / DIGITAL CORDLESS ANSWERING SYSTEM
File
kx-tg8521uab-kx-tga850rub-sm2.pdf
Date
PREV: Panasonic KX-TG8521UAB / KX-TGA850RUB Service Manual / Supplement

Panasonic KX-TG8521UAB / KX-TGA850RUB (serv.man2) Service Manual ▷ View online

77
KX-TG8521UAB/KX-TGA850RUB
14.2. Circuit Board (Base Unit_Operation)
14.2.1. Component View 
LED902
LED903
LED901
KX-TG6521/31H
TG8521H
PNLB1751Z
STOP
SKIP
ANS1
LOCAT/INT
DOWN
MSG
RPT
UP
ERASE
A
KX-TG8521/8522/8523/8524 CIRCUIT BOARD (Base Unit_Operation (Component View))
78
KX-TG8521UAB/KX-TGA850RUB
Memo
79
KX-TG8521UAB/KX-TGA850RUB
14.3. Circuit Board (Handset)
14.3.1. Component View
C56
C97
C52
C96
C200
C51
C41
C32
C40
C30
C44
C811
C20
C31
C29
DA801
C21
C18
L809
C14
C12
C37
C6
C110
C86
C58
C50
C342
C83
C185
C5
D4
C113
C147
C4
C3
F1
R24R26
R306
R7
R509
R152
R18
R69
R12 R32
R10
R15
R5
R3
L9
L3
L71
L73
L72
L6
L29
L4
RA4
RA5
D30
D7
Q50
Q21
Q8
Q4
C64
C57
C10
C11
C19
C65
C400
C13
C183
C184
C16
C127
C108
CN4
C34
C82
C35
C33
C36
C2
C172
C74
C75
C150
C121
C15
C80
C340
C79
C1
C341
R14
R80
R30
R66
R67
R68
R64
R11
R81
R70
R400
R17
R16
R21
R31
R33
R56
R27
R28
R22
R23
R25
R308
R34
R73
R45
R74
R310
R309
R4
R8
R6
R2
L74
L5
IC4
IC3
RA2
RA3
D1
D3
D2
Q51
Q6
Q9
C814
C23
C24
C138
C152
C84
C78
C106
C350
C188
C17
C26
C806
C810
C805
C820
C813
C812
C81
C77
C76
C98
C45
C46
C859
C896
C822
R57
R59
R52
R807
L14
L13
C71
C70
C73
C72
C103
C27
C104
C897
C895
C898
C99
C7
C8
C9
C22
C43
ATSTN
ATSTP
TEST
RSTN
CKM/STM
C25
C863
C826
C825
X1
R50
R53
R350
R58
R507
R506
R561
R1
R806
IC1
D22
D21
D14
D13
Q60
Q5
TDI
TDO
TMS
TCK
GND_J
4.0V_IC
RCV-
RCV+
SP+
SP-
CKM
(13.824MHZ)
BATT-
GND
BAT
UTX
URX
JIG
}
BATT+
CHG (+)
CHG (-)
KX-TGA850 CIRCUIT BOARD (Handset_Main (Component View))
A
PbF
PNLB1716Z
ANT_TP
VDDC
3.0V
TE
VREF
VBG
CHG_CUR
CHG_DET
MIC+ MIC-
E_SCL
E_SDA
E_WP
4
5
8
1
CHG_CTRL
VBAT_MON
4.0V
KX-TGA850XX
RECEIVER
SP-PHONE_SPEAKER
UTX
URX
GND
BATT-
VBAT
BATT+
SPP
SPM
MIC-
MIC+
CHG (-)
CHG (+)
CHG -
CHG +
80
KX-TG8521UAB/KX-TGA850RUB
14.3.2. Bottom View
KX-TGA850 CIRCUIT BOARD (Handset_Main (Bottom View))
1
SP
2
5
FLASH
OFF
TALK
RIGHT
LEFT
SOFT1
LED2
LED5
SOFT2
C101
C102
C100
C343
C105
C107
C28
R55
R54
R51
UP
DOWN
MENU
CN3
18
1
3
4
6
7
MIC
8
9
LED12
WLED-
WLED+
LED3
LED4
LED6
LED1
0
#
A
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