KX-TG6811CA, KX-TG6811RU, KX-TG6811UA, KX-TG6812CA, KX-TG6812RU, KX-TG6812UA, KX-G6821CA, KX-TG6821RU, KX-TG6821UA, KX-TG6822CA, KX-TG6822RU, KX-TG6881RU, KX-TG6891RU, KX-TGA681RU — Panasonic Telephone Service Manual Supplement (repair manual)

Model
KX-TG6811CA KX-TG6811RU KX-TG6811UA KX-TG6812CA KX-TG6812RU KX-TG6812UA KX-G6821CA KX-TG6821RU KX-TG6821UA KX-TG6822CA KX-TG6822RU KX-TG6881RU KX-TG6891RU KX-TGA681RU
Pages
8
Size
1.13 MB
Type
PDF
Document
Service Manual Supplement
Brand
Device
Telephone / DIGITAL CORDLESS PHONE
File
kx-tg6811ca-kx-tg6811ru-kx-tg6811ua-kx-tg6812ca-kx.pdf
Date

View Panasonic KX-TG6811CA / KX-TG6811RU / KX-TG6811UA / KX-TG6812CA / KX-TG6812RU / KX-TG6812UA / KX-G6821CA / KX-TG6821RU / KX-TG6821UA / KX-TG6822CA / KX-TG6822RU / KX-TG6881RU / KX-TG6891RU / KX-TGA681RU Service Manual Supplement online

ORDER NO. KM41712197SE
Digital Cordless Phone
Digital Cordless Answering System
Model No.
KX-TG6811CA
KX-TG6811RU
KX-TG6811UA
KX-TG6812CA
KX-TG6812RU
KX-TG6812UA
KX-TG6821CA
KX-TG6821RU
KX-TG6821UA
KX-TG6822CA
KX-TG6822RU
KX-TG6881RU
KX-TG6891RU
KX-TGA681RU
B: Black Version
F: Blue Version
M: Metic Grey Version
Supplement
Please use this manual with the original service manual mentioned on the next page.
2
1 ORIGINAL SERVICE MANUAL INFORMATION
2 REPLACEMENT PARTS LIST
2.1.
REFERENCE CHART
Model No. on S/M
Destinations
Order No. of S/M
Suffix Code
Base 
Unit
Handset
KX-TG6811CAB/KX-TG6811CAM/KX-TG6812CAB/KX-TG6821CAB/
KX-TG6821CAM/KX-TG6822CAB/KX-TGA681RUB/KX-TGA681RUM
Kazakhstan,Tajikistan,
Uzbekistan,Turkmenistan,and 
Kyrgyzstan
KM41304678CE
A to B
---
KX-TG6811RUB/KX-TG6811RUM/KX-TG6812RUB/KX-TG6821RUB/
KX-TG6821RUM/KX-TG6822RUM/KX-TG6881RUB/KX-TG6891RUB/
KX-TGA681RUB/KX-TGA681RUM/KX-TGA20EXB
Russia and Belarus
KM41304671CE
A to B
---
KX-TG6811UAB/KX-TG6811UAM/KX-TG6812UAB/KX-TG6821UAB/
KX-TGA681RUB/KX-TGA681RUM
Ukraine,Armenia,
Moldova,Azerbaijan and 
Georgia
KM41304688CE
A to B
---
KX-TG6821RUF/KX-TGA681RUF
Russia and Belarus
KM41501716SE
A to B
---
Reason for Change
*The following items (1-8) indicate the reason for change. See the ”Notes” column for each part in ORIGINAL AND NEW PARTS 
COMPARISON LISTS.
1. Improve performance
Remarks:
*m : Discontinued (To be replaced with a new part)
2. Change of material or dimension
3. To meet approved specification
4. Standardization
5. Addition
6. Deletion
7. Correction
8. Other
3
2.2.
ORIGINAL AND NEW PARTS COMPARISON LISTS
Note:
*1: Please refer to “1 ORIGINAL SERVICE MANUAL INFORMATION”.
     Change part based on suffix.
     Please refer to SCHEMATIC DIAGRAM (P.4) and Printed Circuit Board (P.7) for detail.
Ref. No.
Part No.
Part Name & Description 
Pcs/
Set
Remarks
Notes
Time of Change
Original (Old)
New
(Suffix)
Main P.C.Boards Parts
E101
L5DYBYY00001
L5DYBYY00085
LIQUID CRYSTAL DISPLAY
1
*m
4
Y
*1
C91
ECUV1C105KBV
---
CERAMIC CAPACITOR
1
*m
4
Y
*1
C94
---
ECUV1C105KBV
CERAMIC CAPACITOR
1
*m
4
Y
*1
R48
ERJ2GEYJ391
---
390
1
*m
4
Y
*1
4
3 CHANGES
3.1.
SCHEMATIC DIAGRAM
3.1.1.
Handset (Main) P. C. Board
KX-TGA681 Only
Charge current
TX RF
RX RF
0V
800mVp-p
0.80V
SHORT
SFK_LED
LCD_RESET
STB_D
LCD_CS
STB_B STB_C
LCD_SCL
KIN_4
KIN_3
KIN_2
KIN_1
LCD_CD
KEY_LED
LCD_SID
BATTERY_ON
EEP_WP
BATTERY_ON
STB_F
KIN_4
KIN_3
CHARGE_CTRL
CHARGE_DET
STB_C
STB_D
KIN_1
SFK_LED
STB_B
STB_A
STB_F
SOCp
EEP_WP
LCD_LED0
STB_E
STB_E
KEY_LED
LCD_RESET
LCD_CD
LCD_SID
LCD_SCL
LCD_CS
LCD_LED0
SOCn
KIN_2
GND
R61
1k
R60
NC
C69
K0.1u
GND
+1.8V
RF_TXn
RF_TXp
RF_RXn
RF_RXp
C44
K0.1u
R20
F56k
GND
C43
D10p
C11
K0.1u
C13
K0.1u
GND
C15
J39p
VBAT
GND
GND
VBAT
+1.8V
C45
K0.1u
GND
C40
K0.1u
F1
GNDA
GND
GND
C6
K0.1u
R7
820
R9
30k
Q3
R2
30k
C19
K1000p
R6
10k
GND
C866
K0.1u
GND
C81
NC
GND
CP4V
C38
NC
*R13
1k
*R12
220k
*R11
680
*Q11
GND
GND
*Q10
*Q6
GND
*R15
1.5k
CP4V
LCD
12
GND
LCD
8
VDD
LCD
10
VSS
LCD
7
SI
LCD
2
OTP_PWR
*C92
K1u
LCD
9
VDDA
*C93
K1u
GND
LCD
1
GND
C91
16V K1u
LCD
11
V0
LCD
6
SCL
LCD
5
A0
LCD
4
RES
LCD
3
CS1
GND
CP3V
C5
K0.1u
CP2.8V
SOFT_C
RIGHT
1
SHARP
4
5
6
2
7
SP
P
U
3
8
AST
DOWN
LEFT
TALK
SOFT_A
0
9
ECO/R
C1
220u
GND
*R10
1.0
C47
1u
C56
K1u
CHG+
R3
NC
GND
X1
*LED12
B3ACB0000216
JTAG
Q9
DRC9143T0L
IC1
3
RFP1
4
RFP0
5
REF_RES
6
AVS_XTAL
7
XTAL2
8
XTAL1
9
AVD_XTAL
10
RF_SUPPLY1
11
P3_4/PARADET
47
QSPI_IO2
48
QSPI_IO1
49
QSPI_CS
50
VDDIO_QSPI
51
QSPI_IO3
52
QSPI_SCK
53
QSPI_IO0
54
VDD1
55
P2_7/BXTAL
76
P2_2/PCM_CLK/CLK100
77
WLED_CUR_0
78
WLED_CUR_1
79
P2_1/ECZ2/PWM1/LED4
80
P2_0/ECZ1/PWM0/LED3
81
LDORF_CTRL
82
VDD3
83
RFP0n
84
RF_SUPPLY2
1
RF_RXn
2
RF_RXp
12
P3_5/RINGOUT/RINGING
13
P3_6/RINGn
14
P3_7/RINGp
56
P1_5/INT5/RDI/VDDE
57
P1_4/INT4/TDOD
58
P1_3/INT3/SIO
74
P2_4/SCL1/PCM_DO/DP3
75
P2_3/SDA1/PCM_DI/DP2
85
RF_SUPPLY_PA
86
RF_TXn
87
RF_TXp
15
P3_2/CIDINp
59
P1_2/INT2/SK
88
RFP2
89
GND
16
VREFp
17
CIDINn/MICp
18
CIDOUT/MICn
19
MICh
20
VREFm
60
P1_1/INT1/LE
61
P2_6/WTF_IN
62
P0_7/SPI_DI/PWM1
63
P0_6/SPI_DO
64
P0_5/SPI_CLK
65
P0_4/SPI_EN
66
P0_3/SCL2/URX2
67
P0_2/SDA2/UTX2
68
P0_1/URX/PWM0
69
P0_0/UTX
70
VDD2
71
*RSTn
72
JTAG
73
P2_5/PCM_FSC/SF
RA5
3.3k
+1.8V
BATT+
BATT-
UTX
URX
GND
VBAT
*Q12
Q2
Q4
IC3
16k
1
A0
2
A1
6
SCL
7
WP
3
A2
8
VCC
4
GND
5
SDA
CP3V
OJ4
R48
NC
CKM
R8
4.3
(3216)
SFK1
SFK2
STM
RST
LED20
R45
0.1
C85
J39p
GND
CHG+
CHG-
C46
1p
*RA2
680
*RA3
680
*LED6
*LED1
*LED2
*LED4
*LED5
*LED3
B3A
CB0000216
TO RF BLOCK
To Charge 
  Terminal
To Battery
(TGA681 = AMBER)
SFK LED
(EX = White)
(EX = AMBER)
KEY B/L LED
1.8inch Monochrome LCD
!! [Heat Seal]
LCD B/L LED
NC
C94
!
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
(13)
(14)
(15)
(16)
1/2
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Here you can view online or download Panasonic KX-TG6811CA / KX-TG6811RU / KX-TG6811UA / KX-TG6812CA / KX-TG6812RU / KX-TG6812UA / KX-G6821CA / KX-TG6821RU / KX-TG6821UA / KX-TG6822CA / KX-TG6822RU / KX-TG6881RU / KX-TG6891RU / KX-TGA681RU Service Manual Supplement in pdf. This Service Manual Supplement can help you recover, restore, fix, disassemble and repair Panasonic KX-TG6811CA / KX-TG6811RU / KX-TG6811UA / KX-TG6812CA / KX-TG6812RU / KX-TG6812UA / KX-G6821CA / KX-TG6821RU / KX-TG6821UA / KX-TG6822CA / KX-TG6822RU / KX-TG6881RU / KX-TG6891RU / KX-TGA681RU Telephone. Information contained in Panasonic KX-TG6811CA / KX-TG6811RU / KX-TG6811UA / KX-TG6812CA / KX-TG6812RU / KX-TG6812UA / KX-G6821CA / KX-TG6821RU / KX-TG6821UA / KX-TG6822CA / KX-TG6822RU / KX-TG6881RU / KX-TG6891RU / KX-TGA681RU service manual (repair manual) typically includes:

  • Disassembly, troubleshooting, programming, maintenance, remote, adjustment, installation and setup instructions.
  • Schematics, wiring and block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Parts list (bill of materials).