Panasonic KX-TG8051RUB / KX-TG8051UAB / KX-TG8051CAB / KX-TGA806RUB (serv.man2) Service Manual / Supplement ▷ View online
5
KX-TG8051RUB/KX-TG8051UAB/KX-TG8051CAB/KX-TGA806RUB
RX AF (Handset)
QSPI_CS
QSPI_I01
QSPI_I02
QSPI_I00
QSPI_SCK
QSPI_I03
COL0
QSPI_I01
QSPI_CS
QSPI_I02
QSPI_I00
QSPI_SCK
QSPI_I03
RF_RXp
RF_TXp
R807
220
C802
1.8p
GND
GND
BATTERY
C803
1.5p
TXON
GND
GND
RF_RXn
GND
C811
10p
GND
C804
1.8p
C837
NC
R806
220
GND
GND
RXON
GND
RF_TXn
DA801
1
2
3
GND
GND
C822
10p
C823
100p
GND
GND
GND
GND
C825
10p
C812
10p
CP2.8V
RA40
10k
1
2
3
4
5
6
7
8
C172
K0.1u
GND
CARBON_CL1
SP-PHONE_SPEAKER
+
-
VREFm
VREFm
C113
D10p
C74
NC
C75
NC
C152
K1000p
K1000p
*C71
J33p
*C70
J33p
GND
RECEIVER
+
-
GND
BATTERY
C188
K1u
GND
VREFm1
*C110
K1000p
*L72
L9
VREFm1
*C83
D10p
*L308
*C82
K470p
*C127
K1000p
*C86
K10u
VREFm1
GND
VREFm1
*L74 10
VREFm
*C185
K1000p
*CN4
Headset Jack
1
4
2
3
5
*R306
100
VREFm
GND
VREFm
*C33
K0.1u
*R34
100k
*R32
100k
BATTERY
CP+3.0V
GND
CP+3.0V
GND
C701
1u
C702
10p
GND
GND
GND
C863
7p
C864
7p
C805
2.4p
C806
2.4p
L802
4.7n
L803
4.7n
C820
0.5p
C814
10p
GND
C810
1p
C813
1p
C190
NC
GND
GND
C76
K2200p
C809
10p
C826
1.1p
C77
K2200p
R100
100k
R101
NC
C704
K0.1u
GND
AT1
@TP2-ANT-DECT1
1 2
RF-SHIELD
1
2
6
8
10
12
3 4
5
9
11
13
7
GND
R77
1
R76
1
ANT-Short ANT-Short-GND
MIC AP1
1
2
VJ1
1
*CS
2
SO/SIO1
6
SCLK
7
NC/SIO3
3
*WP/SIO2
8
VCC
4
GND
5
SI/SIO0
C73
82p
C72
82p
81
ONE_CELL
83
DC_DCI
82
DC_SENSE
84
DC_CTRL
85
VBAT
86
DC_CTRLN
87
ULP_MAIN
88
ULP_VBAT
89
ULP_PORT
98
DUMMY1
99
DUMMY2
100
DUMMY3
101
DUMMY4
102
DUMMY5
103
DUMMY6
104
DUMMY7
105
DUMMY8
106
DUMMY9
107
DUMMY10
108
DUMMY11
109
DUMMY12
110
DUMMY13
111
DUMMY14
112
DUMMY15
113
DUMMY16
90
QSPI_IO3
91
QSPI_SCK
92
QSPI_IO0
93
VDDIO
94
QSPI_IO2
95
QSPI_CS
96
QSPI_IO1
1
A0
2
A1
6
SCL
7
WP
3
A2
8
VCC
4
VSS
5
SDA
D13
D14
D21
D22
W 0.15mm
L 20+/-2mm
3rd layer
L 20+/-2mm
3rd layer
Pre-matching
W 0.125mm
L 7.6mm
Gap 0.125mm
1st layer
L 7.6mm
Gap 0.125mm
1st layer
Balun
W 0.15mm
L 5.0mm
1st layer
L 5.0mm
1st layer
BPF
W 0.15mm
L 5.0mm
1st layer
L 5.0mm
1st layer
W 0.15mm
L 20+/-2mm
3rd layer
L 20+/-2mm
3rd layer
W 0.15mm
L 20+/-1mm
3rd layer
L 20+/-1mm
3rd layer
LSRp
LSRn
Test Pattarn for Carbon
MICp
MICn
MICh
LSRp
HEADSET_DET
Open-stub
only TGA806
10p&33p Mic
IC4
IC1
*IC3
KX-TGA805/806 SCHEMATIC DIAGRAM (Handset_Main)
NC: No Components
(1)
(2)
(3)
(4)
(5)
(5)
(7)
(6)
(9)
(10)
(11)
(10)
(11)
(13)
(12)
(14)
(8)
RX_RF
TX_RF
TX_AF
Headset RX
Headset TX
SP-phone RX/Beep
6
KX-TG8051RUB/KX-TG8051UAB/KX-TG8051CAB/KX-TGA806RUB
2.2.
Circuit Board (Handset) (PNLB1897YB)
[Changed from original section “14.2 Circuit Board (Handset)”]
2.2.1.
Component View
KX-TGA661/660 xx
TGA806/805 xx
B
PNLB1897Y
PbF
-GW
SP-PHONE
CP_V2
RECEIVER
GND
BA T
UTX
URX
MIC-
MIC+
1.8V
CP2.8V
JTAG
CP3.0V
E
BLU
ORG
POWER
CKM
C2
C3
C1
F1
2.5A
2.5A
X1
1
BATT+
BATT-
CHG(+)
CHG(-)
ORG
GRN
CN4
YB
KX-TGA805/806 CIRCUIT BOARD (Handset_Main (Component View))
C190
C702
C701
C79
C52
C51
C189
C40
C55
C110
C73
C33
C14
C13
C11
C48
C47
C43
C822
C823
C820
C864
C863
C810
C805
C803
C806
C812
L803
C837
C866
C45
STM
C814
C152
C72
C76
C32
C86
C185
C343
C340
C340
Q10
C19
R11
C113
ANT-Short
ANT-Short-GND
AT1
R203
R807
R806
R19
R76
R32 R34
R215
R306
R10
R8
R9
L48
L74
IC1
IC3
RA4
RA40
RA30 RA31
RA61
DA801
D3
Q7
Q6
Q5
Q9
C96
C17
C18
C97
C12
C16
C184
C39
C83
C53
C44
C865
C138
C139
C175
C174
C71
C70
C173
C804
C802
C46
C811
C825
C813
L802
C826
C54
C809
C49
C188
C10
C78
C50
C127
C82
C77
C704
C172
C341
C342
C344
C345
C35
C34
C74
C5
C75
R5
R66
R63
R64
RF-SHIELD
R7
R25
R28
R27
R23
R29
R22
R18
R77
R20
R100
R101
R1
R6
R14
R13
R3
R45
R31
R4
R30
L46
L9
L47
L308
L72
IC4
Q11
Q12
RA1
RA32
D21
D22
D14
D13
D1
Q2
Q4
CP_V2 (4.0V)
CKM
(CLK:10.368 MHz)
Power key
VDD
1.8V
CP2.8V
CP3.0V
ANT
GND
URX
UTX
GND
GND
BATT-
BAT
CHG(-)
CHG(+)
for signal communication jig
7
KX-TG8051RUB/KX-TG8051UAB/KX-TG8051CAB/KX-TGA806RUB
2.2.2.
Bottom View
Y.M
KXTG8051RUB
KXTG8051UAB
KXTG8051CAB
KXTG8051CAB
KXTGA806RUB
KX-TGA805/806 CIRCUIT BOARD (Handset_Main (Bottom View))
1
2
3
SOFT_A
SOFT_B
SOFT_C
RIGHT
LEFT
UP
R
TALK
S1
SP
6
5
7
0
CARBON_CL1
#
B
4
9
8
MIC
LED7
LED5
LED12
LED1
LED2
LED3
C62
C61
C60
C69
C68
R70
R71
R72
R75
R50
R74
R73
R54
C107
C105
C104
DOWN
LED4
LED9
LED8
LED6
C64
R53
R55
C580
R51
R52
C106
C103
C67
C66
C65
C63
CN51
CN5
7
KX-TG8051RUB/KX-TG8051UAB/KX-TG8051CAB/KX-TGA806RUB
2.2.2.
Bottom View
Y.M
KXTG8051RUB
KXTG8051UAB
KXTG8051CAB
KXTG8051CAB
KXTGA806RUB
KX-TGA805/806 CIRCUIT BOARD (Handset_Main (Bottom View))
1
2
3
SOFT_A
SOFT_B
SOFT_C
RIGHT
LEFT
UP
R
TALK
S1
SP
6
5
7
0
CARBON_CL1
#
B
4
9
8
MIC
LED7
LED5
LED12
LED1
LED2
LED3
C62
C61
C60
C69
C68
R70
R71
R72
R75
R50
R74
R73
R54
C107
C105
C104
DOWN
LED4
LED9
LED8
LED6
C64
R53
R55
C580
R51
R52
C106
C103
C67
C66
C65
C63
CN51
CN5
Display
