Panasonic KX-TCD816UAS / KX-TCD816UAT / KX-TCA181UAS / KX-TCA181UAT Service Manual ▷ View online
Ref.
No.
Part No.
Part Name & Description
Remarks
R203
D0GA222JA015
2.2
R204
ERJ2GE0R00
0
(CAPACITORS)
C1
EEE0GA331WP
330
C3
ECUV1C104KBV
0.1
C4
ECUV1H100DCV
10P
C5
ECST0JY106
10
C7
ECUV1H100DCV
10P
C8
ECUV1A224KBV
0.22
C9
ECUV1C683KBV
0.068
C10
F1G1A1040003
0.1
C12
ECUV1A105KBV
1
C13
ECUV1C104KBV
0.1
C14
ECUV1H100DCV
10P
C15
ECUV1A105KBV
1
C16
ECUV1C104KBV
0.1
C17
ECUV1H330JCV
33P
C18
ECUV1H102KBV
0.001
C19
F1G1A1040003
0.1
C20
ECUV1C104KBV
0.1
C21
ECUV1C104KBV
0.1
C22
F1G1A1040003
0.1
C23
F1G1A1040003
0.1
C24
ECUV1C104KBV
0.1
C25
ECUV1C103KBV
0.01
C26
F1G1A1040003
0.1
C29
ECUV1C104KBV
0.1
C30
ECUV1A105KBV
1
C31
ECUV1H102KBV
0.001
C32
ECUV1H270JCV
27P
C33
F1G1H271A571
270P
C34
F1G1A1040003
0.1
C35
ECUE1H102KBQ
0.001
S
C36
ECJ0EC1H470J
47P
C37
F1G1A6830003
0.068
C38
ECUV1H471JCV
470P
S
C39
ECJ0EB0J105K
1
C40
ECST0JY106
10
C41
ECJ0EC1H100D
10P
C42
ECUV1A106ZF
10
S
C43
ECJ0EC1H100D
10P
C44
ECJ0EC1H100D
10P
C45
ECJ0EB1H102K
0.001
C46
ECJ0EC1H100D
10P
C47
ECJ0EC1H020C
2P
C48
ECJ0EC1H100D
10P
C49
ECJ0EC1H020C
2P
C50
ECJ0EC1H100D
10P
C51
ECJ0EC1H100D
10P
C52
F1G1A1040003
0.1
C53
ECJ0EC1H151J
150P
C54
ECJ0EC1H100D
10P
C55
ECJ0EC1H020C
2P
C56
ECUV1H100DCV
10P
C57
EEE0JA331P
330
C58
ECJ0EB0J105K
1
C59
ECUE1H101JCQ
100P
S
C60
ECJ0EC1H100D
10P
C61
F1G1A1040003
0.1
C63
ECJ0EB0J105K
1
C64
ECJ0EC1H220J
22P
C65
ECJ0EC1H220J
22P
C66
ECJ0EC1H220J
22P
C67
ECJ0EC1H101J
100P
C68
F1G1A6830003
0.068
C69
F1G1A1040003
0.1
C70
F1G1A1040003
0.1
C75
ECUV1H100DCV
10P
C77
ECUV1H100DCV
10P
C80
PQCUV1A225KB
2.2
C83
ECJ0EB1H102K
0.001
C86
ECUV1A105KBV
1
C87
ECJ0EC1H100D
10P
Ref.
No.
Part No.
Part Name & Description
Remarks
C89
ECJ0EC1H100D
10P
C90
ECJ0EC1H100D
10P
C91
ECJ0EC1H100D
10P
C92
ECUV1H100DCV
10P
C93
ECUV1H101JCV
100P
C94
ECUV1H101JCV
100P
C102
ECJ1VB1C105K
1
C106
ECJ0EB0J105K
1
C107
ECJ1VB1C105K
1
C108
ECJ1VB1C105K
1
C109
ECUV1C104KBV
0.1
C111
ECJ1VB1C105K
1
C115
ECUV1A475KB
4.7
C117
ECJ0EC1H220J
22P
C118
ECJ1VB1C105K
1
C119
ECUV1A475KB
4.7
C122
ECUV1C103KBV
0.01
C123
ECUV1C104KBV
0.1
C124
ECUV1C104KBV
0.1
C125
ECUV1H030CCV
3P
C129
ECUV1H050CCV
5P
S
C131
ECUV1C104KBV
0.1
C134
F1G1A1040003
0.1
C135
ECUV1H050CCV
5P
S
C136
F1G1A1040003
0.1
C150
ECUE1H102KBQ
0.001
S
C152
ECUE1H102KBQ
0.001
S
(OTHERS)
MIC
L0CBAB000116
MICROPHONE
E101
PQHR11147Z
GUIDE, MIC
ABS-HB
IC20
PQLP10263Z
RF UNIT
SW1
K0C115A00005
SEESAW SWITCH
X1
H0D103500005
CRYSTAL OSCILLATOR
X2
H2C600400004
CRYSTAL OSCILLATOR
31.2.3. Operational P.C. Borad Parts
Ref.
No.
Part No.
Part Name & Description
Remarks
PCB200
PQWP2A181EXR
OPERATIONAL P.C.BOARD ASS´Y
(RTL)
(RTL)
(DIODES)
LED4
LNJ310M6URA
LED
LED5
LNJ310M6URA
LED
LED6
LNJ310M6URA
LED
LED7
LNJ310M6URA
LED
(CONNECTOR)
CN10
K1MN16B00110
CONNECTOR
(OTHERS)
E102
ESP1V120R
SPECIAL SWITCH
E103
PQJE10154Z
LEAD WIRE, FFC
E104
PQHR11144Z
GUIDE, PCB HOLDER
31.3. Charger Unit
31.3.1. Cabinet and Electrical Parts
Ref.
No.
Part No.
Part Name & Description
Remarks
300
PQLV30040ZS
CHARGER UNIT (for KX-
TCA181UAS)
TCA181UAS)
300
PQLV30040ZT
CHARGER UNIT (for KX-
TCA181UAT)
TCA181UAT)
300-1
PQGG10308Z1
GRILLE (for KX-TCA181UAS)
PC-HB
300-1
PQGG10308Z3
GRILLE (for KX-TCA181UAT)
PC-HB
300-2
PQKM10698Z1
CABINET BODY (for KX-
TCA181UAS)
TCA181UAS)
ABS-HB
300-2
PQKM10698Z3
CABINET BODY (for KX-
TCA181UAT)
TCA181UAT)
ABS-HB
300-3
PQHR11132Z
CASE, CHARGE TERMINAL
PS-HB
300-4
PQKE10401Z1
HOLDER, CHARGE TERMINAL (L)
POM-HB
300-5
PQKE10402Z1
HOLDER, CHARGE TERMINAL (R)
POM-HB
300-6
PQJT10227Z
CHARGE TERMINAL (L)
300-7
PQJT10228Z
CHARGE TERMINAL (R)
85
KX-TCD816UAS / KX-TCD816U AT / KX-TCA181UAS / KX-TCA181UAT
Ref.
No.
Part No.
Part Name & Description
Remarks
300-8
PQKF10689Z1
CABINET COVER (for KX-
TCA181UAS)
TCA181UAS)
PS-HB
300-8
PQKF10689Z3
CABINET COVER (for KX-
TCA181UAT)
TCA181UAT)
PS-HB
300-9
PQGT18212W
NAME PLATE (for KX-TCA181UAS)
300-9
PQGT18212U
NAME PLATE (for KX-TCA181UAT)
300-10
PQHA10023Z
RUBBER PARTS, FOOT CUSHION
31.3.2. Main P.C.Board Parts
Ref.
No.
Part No.
Part Name & Description
Remarks
PCB300
PQWPA181ESCH
MAIN P.C.BOARD ASS´Y (RTL)
(DIODE)
D2
B0JCME000035
DIODE(SI)
(JACK)
CN1
PQJJ1B4Y
JACK
S
(RESISTORS)
R1
ERJ1WYJ180U
18
R2
ERJ1WYJ180U
18
31.4. Accessories and Packing
Materials
Note:
(*1) You can download and refer to the Operating
Instructions (Instruction book) on TSN Server.
Instructions (Instruction book) on TSN Server.
31.4.1. KX-TCD816UAS/UAT
Ref.
No.
Part No.
Part Name & Description
Remarks
A1
PQLV19CEX
AC ADAPTOR
A2
PQJA10075Z
CORD, TELEPHONE
A3
PQJA10165Z
CORD, AUDIO CABLE
A4
PQJA10166Z
CORD, USB CABLE
A5
PQKE10412Z1
HANGER, BELT CLIP
A6
PQQX14756Z
INSTRUCTION BOOK (for
Ukrainian) (*1)
Ukrainian) (*1)
A7
PQQX14755Z
INSTRUCTION BOOK (for
Russian) (*1)
Russian) (*1)
A8
PQQW14793Z
QUICK GUIDE (for Ukrainian)
A9
PQQW14792Z
QUICK GUIDE (for Russian)
A10
PQQW14937Z
PC LEAFLET (for Ukrainian)
A11
PQQW14936Z
PC LEAFLET (for Russian)
A12
PQJKTCD820Z
MEMORY PARTS, CD-R WITH DATA
P1
PQPH10078Z
PROTECTION COVER (for Base
Unit)
Unit)
P2
PQPH10086Z
PROTECTION COVER (for
Handset)
Handset)
P3
PQPK14991Z
GIFT BOX
31.4.2. KX-TCA181UAS/UAT
Ref.
No.
Part No.
Part Name & Description
Remarks
A1
PQLV200CEX
AC ADAPTOR
A2
PQKE10412Z1
HANGER, BELT CLIP
A3
PQQX14776Z
INSTRUCTION BOOK (for
Ukrainian) (*1)
Ukrainian) (*1)
A4
PQQX14775Z
INSTRUCTION BOOK (for
Russian) (*1)
Russian) (*1)
P1
PQPP10086Z
PROTECTION COVER (for Charger
Unit)
Unit)
P2
PQPH10086Z
PROTECTION COVER (for
Handset)
Handset)
P3
PQPK14993Z
GIFT BOX
31.5. Fixtures and Tools
Note:
(*1) See
The Setting Method of JIG (Base Unit) (P.30),
and
The Setting Method of JIG (Handset) (P.39).
Part No.
Part Name & Description
Remarks
PQZZ1CD300E
JIG CABLE (*1)
PQZZTCD816UA
BATCH FILE CD-ROM (*1)
86
KX-TCD816UAS / KX-TCD816U AT / KX-TCA181UAS / KX-TCA181UAT
32 FOR SCHEMATIC DIAGRAM
32.1. Base Unit (SCHEMATIC DIAGRAM (BASE UNIT))
Notes:
1. DC voltage measurements are taken with voltmeter from the negative voltage line.
2. This schematic diagram may be modified at any time with the development of new technology.
32.2. Handset (SCHEMATIC DIAGRAM (HANDSET))
Notes:
1. DC voltage measurements are taken with an oscilloscope or a tester with a ground.
2. The schematic diagrams and circuit board may be modified at any time with the development of new technology.
32.3. Charger Unit (SCHEMATIC DIAGRAM (CHARGER UNIT))
Notes:
1. DC voltage measurements are taken with voltmeter from the negative voltage line.
2. This schematic diagram may be modified at any time with the development of new technology.
87
KX-TCD816UAS / KX-TCD816U AT / KX-TCA181UAS / KX-TCA181UAT
33 SCHEMATIC DIAGRAM (BASE UNIT)
+8V
SA1
3000V
+2.5V
+2.5V
+2.5V
+3.3V
C1
NC
( )
C38
K0.1u
(1005)
C180
NC
( )
C181
D10p
C7
K1u
C77
NC
( )
C17
K220p
(1005)
C34
K0.1u
(1005)
C29
NC
( )
C37
K0.1u
K0.1u
(1005)
C101
K1000p
C203
D10p
(1005)
C25
NC
(1005)
( )
C187
NC
( )
K680p
C15
C44
K0.1u
(1005)
K680p
C14
C189 ( )
C39
K1u
C173
D10p
(1005)
C42
D6p
C22
K220p
(1005)
C65
K0.1u
(1005)
C191
D10p
C198
D10p
K0.1u
C53
(1005)
C205
NC
(1005)
( )
C45 K0.1u (1005)
C190
NC
( )
C8
NC
( )
C32
K0.022u
(1005)
C18
( )
C170
(1005)
( )
NC
R105
10K
(1005)
R24
100
F0.2K
R9
(1005)
R22
100K
(1005)
10K
R26
R106
180K
R67
NC
( )
R107
180K
R68
NC
( )
F0.12K
R8
(1005)
100K
R23
R56
2.2K
(1005)
100K
R69
R57
2.2K
(1608)
100K
R70
2.7K
R25
(2125)
R27
100K
(1005)
1M
R16
1M
R17
2.2K
R28
R40
3.3M
(1608)
L7
L6
C2
16V100u
6.3V330u
C3
16V10u
C4
C102
K1000p
C107
K1000p
C11
K1u
C114
C2p
(1005)
C9
K2.2u (2125)
X1
10.368MHz
( )
J2
( )
J1
NC (2125)
NC (2125)
( )
C19
NC
D6
22V
( )
J11
NC
Q5
C43
J27p
NC
1
VO
2
NC
3
GND
4
CN
5
CONT
6
SUB
7
VIN
1
CD
2
+VREF
3
+VIN
4
-VIN
5
VOUT1
6
V+
7
GND
8
VOUT2
( )
( )
( )
NC
C251
NC
C252
( )
C250
NC
+4.0V
NC
C254
NC
C255
NC
C256
D19
NC
NC
R145
( )
C261
NC
(2125)
( )
NC
R146
DCM
DCP
L2R
LINE_DC
( )
R144
(1005)
NC
VDD2
VDD3
( )
Q1
NC
CN1
TP26
TP27
TP28
TP29
1
2
TP15
TP16
D1
( )
D11
( )
D12
( )
D2
NC
TP24
SP-
RINGER-
TP25
SP+
RINGER+
( )
C212
NC
C167
18
(2125)
C75
( )
NC
D10p
C206
27
R138
K1000p
C171
J100p
C172
D10p
C262
Q15
470
R139
15K
R141
180
R147
1K
R140
+2.5V
( )
NC
R148
Q16
CN2
NC
1
2
3
4
5
6
7
8
9
10
1.2K
R142
K0.1u
C174
C27
D10p
(1005)
Q90
VDD4
1 INT1n/P1[1]
2 VDDIO2
3 VDD3
4 VSS4
5 SDA1/P2[5]
6 SCL1/P2[4]
7 INT5n/VDDE/P1[5]
8 INT2n/P1[2]
9 AVD
2 VDDIO2
3 VDD3
4 VSS4
5 SDA1/P2[5]
6 SCL1/P2[4]
7 INT5n/VDDE/P1[5]
8 INT2n/P1[2]
9 AVD
10 AVS
11 CAP
12 Xtal1
13 VSSRF
14 RFCLKp
15 RSSI/RFCLKm
16 VDDRF
11 CAP
12 Xtal1
13 VSSRF
14 RFCLKp
15 RSSI/RFCLKm
16 VDDRF
17
RFCLKd
18
TDO
19
RDI
20
SK
21
PD1/SIO
22
LE
23
P3[1]/PD1
24
P3[2]/PD2
25
P3[3]/PD3
26
P3[4]/PD4
27
TDOD/P3[5]/PD5
28
P3[6]/PD6
29
VSS29
30
VDDIO30
31
VDD31
32
PCM_FSC/
INT0n/P1[0]
INT0n/P1[0]
33
P0[0]/UTX
34
P0[1]/URX
35
P0[2]/JTIO
36
P0[3]/SDA2
37
P0[4]/SCL2
38
P0[5]/SPICLK/PCM_CLK
39
P0[6]/SPIDO/PCM_DOUT
40
P0[7]/SPIDI/PCM_DIN
41
VSS41
42
VDD42
43
P2[3]/ADC1
44
P1[7]/CHARGE/INT7
45
RSTn
46
VBAT1
47
LDO1_CTRL
48
LDO2_CTRL
49
LDO1_
Sense
Sense
50
A
VS2
51
A
VD2
52
CIDINn
53
LSRn/REF
54
LSRp/REF
55
RINGING
56
MICn/CIDOUT
57
VREFm
58
A
GND
59
MICp
60
CIDINp
61
P1[4]/INT4n
62
P1[3]/INT3n
63
ADC2
64
ADC0
K1500p
C12
K1500p
C13
RE1
1
2
3
VSS
4
5
VDD
RE1
1
2
3
VSS
4
5
VDD
L8
1
Adj/GND
2
VOUT
3
VIN
+3.3V
C26
K1000p
( )
NC C55
( )
NC
C263
D10p
C264
( )
C74
NC
( )
D100
( )
D101
NC
R150
NC
R151
( )
( )
( )
NC
R152
NC
R154
( )
( )
( )
( )
( )
( )
( )
NC
C300
( )
NC
R153
NC
C305
NC
C303
NC
C304
NC
C302
NC
R155
NC
R156
NC
R157
NC
R158
NC
R159
( )
( )
( )
( )
( )
( )
( )
NC
R160
NC
C258
+2.5V
R90
3.9K
R91
6.8K
(1005)
R92
2.2K
(1005)
R94
22K
(1005)
R93
(1005)
1K
R37
0
(2125)
L14
120
L15
L16
D10p
C311
R32
100
D10p
C314
D10p
C315
C184
D10p
D10p
C213
NC
C301
C36
J220p
Q4
NC
R149
( )
( )
( )
( )
( )
( )
( )
NC
C259
( )
Q100
D3
1
2
3
4
18 (6332)
18
(6332)
R4
R5
D10p
C312
D10p
C313
D10p
C306
Q12
RE1
J10
0
R80
(3216)
10
R79
680
R78
10K
D14
0
D15
0
R81
(3216)
12K
C80
(5750)
250V K0.47u
R38
150K
(1005)
1
A0
2
A1
3
A2
4
GND
5
SDA
6
SCL
7
WP
8
VCC
D16
K0.01u
C90
(1005)
C30
K0.1u
K470p
C319
( )
NC
C318
TP_RLY5
TP_RLY1
L1T/TP_RLY2
L2T/TP_RLY3
L1T/TP_RLY2
L2T/TP_RLY3
L1R/TP_RLY4
RSSI
TDO RDI SK SIO LE RESET
RD
Y
RFCLK
IC9
IC10
IC8
BBIC
IC11
IC12
IC1
IC3
EEPROM
NC: No Components
(1)
(2)
(3)
(5)
(4)
(6)
(7)
(8)
(9)
(10)
(11)
(11)
(12)
(13)
7.8V
2.1V
3.3V
25mV p-p
10.368MHz
0V
Beep/Bell
ON: 2.5V
OFF: 0V
ON: 2.5V
OFF: 0V
0.7V
C_ID, Bell Signal
Bell signal
0.49V
1.0V
3.3V
0.45V
Beep/Bell signal
(When on Beep)
Charge Terminal
88
KX-TCD816UAS / KX-TCD816U AT / KX-TCA181UAS / KX-TCA181UAT
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