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Model
KX-TG8225RUB KX-TG8225RUJ KX-TG8225RUM KX-TG8225RUR KX-TG8225RUW KX-TG8226RUB KX-TG8226RUJ KX-TG8226RUM KX-TGA820RUB KX-TGA820RUJ KX-TGA820RUM KX-TGA820RUR KX-TGA820RUW
Pages
104
Size
2.98 MB
Type
PDF
Document
Service Manual
Brand
Device
Telephone / DIGITAL CORDLESS ANSWERING SYSTEM
File
kx-tg8225rub-kx-tg8225ruj-kx-tg8225rum-kx-tg8225ru.pdf
Date
PREV: Panasonic KX-TG8207UAB / KX-TG8207UAJ / KX-TG8207UAM / KX-TG8207UAW / KX-TG8208UAB / KX-TG8208UAW / KX-TGA820RUB / KX-TGA820RUJ / KX-TGA820RUM / KX-TGA820RUW / KX-TGA820UAB / KX-TGA820UAJ / KX-TGA820UAM / KX-TGA820UAW (serv.man2) Service Manual / Supplement

Panasonic KX-TG8225RUB / KX-TG8225RUJ / KX-TG8225RUM / KX-TG8225RUR / KX-TG8225RUW / KX-TG8226RUB / KX-TG8226RUJ / KX-TG8226RUM / KX-TGA820RUB / KX-TGA820RUJ / KX-TGA820RUM / KX-TGA820RUR / KX-TGA820RUW Service Manual ▷ View online

85
KX-TG8225RU/KX-TG8226RU/KX-TGA820RU  
13.3. Circuit Board (Handset)
13.3.1. Component View
PbF
L1
R2
C15
C121
R200
C120
L24
R62
R7
R6
R46
R25
R176
C84
C166
C98
C178
C172
R47
R32
CN4
R94
R61
R182
R65
R64
R103
R104
R153
R152
R19
R13
R11
C38
C168
C30
C11
Q5
Q9
R5
R201
R192
L22
C177
R12
R181
C86
R175
R105
R183
R106
R107
R33
R177
R21
C96
L4
F1
R23
R24
R15
R196
L7
E
E
1
4
5
8
Q1
D1
Q2
C2
1
1
C170
C171
C161
C169
C154
C155
R194
R155
R197
R164
R63
R66
R168
R40
R193
R154
R162
R158
R161
R171
R157
R160
R159
R163
Q22
R199
R167
R156
R169
R42
R41
C20
Q3
L23
C1
R1
C54 C55
C72
C51
R151
R187
R186
R190
R170
R53
C165
C163
C164
ANT
ANT1
D8
C102
C101
C122
C158
C156
C152
C160
C157
C167
C153
C176
C175
C151
Q21
MIC+ MIC-
TP20
TP23
TP22
TP21
J3
J1
Q4
D7
C12
C179
C180
C18
C8
C21
C26
C22
C39
C23
C173
GND
BAT
C5
C9
C10
C4
JTAG
X11
SP_TEST1
SP_TEST2
S
C50
C119
Q23
R191
R188
 R189 
C70
C59
1
10
16
17
11
32
27
26
C61
C62
C56
C53
C52
R52
C71
R51
CLK
C57
C3
POWER
VDD4
VDD3
VDD1
VDD2
R22
C14
C113
C35
R45
C34
J4
J2
A
URX
UTX
C19
C174
C6
C7
REV_TEST2
C25
E
E
E
E
E
E
L21
C24
C36
C97
IC1
IC3
IC12
IC11
KX-TGA820
X1
IC4
PQ
UP11529Z
1
1
4
2
3
5
KX-TGA820 CIRCUIT BOARD (Handset (Component View))
J2:
 BA
TT
-
IC1:
 BBIC
VDD4:
 3.3V
CLK:
 10.368MHz
VDD3
J1:
 BA
TT+
IC4:
 RF Module
GND
ANT
REV
-
REV+
VDD2:
 2.5V
GND
BA
T
PO
WER
UTX
URX
VDD1:
 1.8V
SP+
SP-
MIC+
MIC-
86
 KX-TG8225RU/KX-TG8226RU/KX-TGA820RU
13.3.2. Flow Solder Side View
LED-
LED1
CN3
RA6
RA3
RA5
Q12
Q7
SOFT_A
SW1
TALK
SP
1
2
3
4
5
6
7
R
0
MIC
8
#
INT
A
9
CANCEL
S1
CL1
CL2
SOFT_C
R71
LED9
LED7
LED6
LED5
LED10
LED11
LED4
LED8
C29
C103
R97
C106
C107
C104
R99
R96
R95
R98
E
E
13
C28
C27
C105
1
RA4
KX-TGA820
PbF
PQ
UP11529Z
KX-TGA820 CIRCUIT BOARD (Handset (Flow Solder Side View))
87
KX-TG8225RU/KX-TG8226RU/KX-TGA820RU  
13.4. Circuit Board (Charger Unit)
13.4.1. Component View
13.4.2. Flow Solder Side View
J1
R1
D1
A
PQUP11532Z
PbF
PQLV30055
PQLV30056
CIRCUIT BOARD (Charger Unit (Component View))
TP4
TP3
1
2
J1
D1
A
F1
PbF
PQLV30055
PQLV30056
PQUP11532Z
TP4 (GND)
TP3
CIRCUIT BOARD (Charger Unit (Flow Solder Side View))
88
 KX-TG8225RU/KX-TG8226RU/KX-TGA820RU
14 Appendix Information of Schematic Diagram
14.1. CPU Data (Base Unit)
14.1.1. IC7 (BBIC)
Pin No.
Description
I/O
Connection
at Normal mode
at Reset mode
1
*INT1/P11
D.O
RLY
O
I-PU
2
VDDIO1
-
-
-
-
3
VDD1
-
-
-
-
4
VSS1
-
-
-
-
5
SDA1/P25
D.I/O
SDA1
I/O
I
6
SCL1/P24
D.O
SCL1
O
I
7
*INT5/VDDE/P15
D.I
NC
I
O-H
8
*INT2/P12
D.O
Low_rad
O
I-PU
9
AVD
-
-
-
-
10
AVS
-
-
-
-
11
CAP
A.I
CAP
I
I
12
Xtal1
A.I
Xtal1
I
-
13
VSSRF
-
-
-
-
14
RFCLKp
A.O
RFCLKp
O
Hi-Z
15
RSSI/RFCLKm
A.I
NC
I
Hi-Z
16
VDDRF
-
-
-
-
17
RFCLKd
D.O
RFCLKd
O
O-L
18
TDO
A.O
TDO
O
O
19
RDI
D.I
RDI
I
I
20
SK
D.O
SK
O
O-L
21
PD1/SIO
D.I/O
SIO
I/O
I-PD
22
LE
D.O
LE
O
O-L
23
P31/PD1
D.O
RESET(RF)
O
I-PD
24
P32/PD2
D.I
ROW0
I
I-PD
25
P33/PD3
D.I
ROW1
I
I-PD
26
P34/PD4
D.I
ROW2
I
I-PD
27
TDOD/P35/PD5
D.O
KEY0
O
I-PD
28
P36/PD6
D.O
KEY1
O
I-PD
29
VSS2
-
-
-
-
30
VDDIO2
-
-
-
-
31
VDD2
-
-
-
-
32
PCM_FSC/*INT0/P10
D.O
TAMIC_CSn
O
I-PU
33
P00/UTX
D.O
UTX
O
I-PU
34
P01/URX
D.I
URX
I
I-PU
35
P02/JTIO
D.I/O
JTAG
I/O
I-PU
36
P03/SDA2
D.O
TAM_CSn
O
I-PU
37
P04/SCL2
D.O
WP
O
I-PU
38
P05/SPICLK/PCM_CLK
D.O
SPICLK
O
I-PU
39
P06/SPIDO/PCM_DOUT
D.O
SPIDO
O
I-PU
40
P07/SPIDI/PCM_DIN
D.I
SPIDI
I
I-PU
41
VSS3
-
-
-
-
42
VDD3
-
-
-
-
43
P23/ADC1
A.I
NC
I
I
44
P17/CHARGE/INT7
D.I
INT7
I
I-PD
45
*RST
D.O
RST
O
I-PU
46
VBAT1
A.I
VBAT1
I
I
47
LDO1_CTRL
A.I
LDO1_CTRL
I
I
48
LDO2_CTRL
A.I
LDO2_CTRL
I
I
49
LDO1_Sense
A.I
LDO1_Sense
I
I
50
AVS2
-
-
-
-
51
AVD2
-
-
-
-
52
*CIDIN
A.I
CIDINn
I
I
53
*LSR/REF
A.O
LSRn
O
O
54
LSRp/REF
A.O
LSRp
O
O
55
RINGING
A.I
RINGING
I
I
56
*MIC/CIDOUT
A.O
CIDOUT
O
I
57
VREFm
-
-
-
-
58
AGND
A.O
AGND
O
O
59
MICp
A.I
MICp
I
I
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