Read Panasonic KX-TG6621RUB / KX-TG6621RUM / KX-TG6621UAB / KX-TG6621UAM / KX-TG6621CAB / KX-TG6621CAM / KX-TG6622CAB / KX-TGA661RUB / KX-TGA661RUM (serv.man2) Service Manual Supplement online
5
KX-TG6621RU/KX-TG6621UA/KX-TG6621CA/KX-TG6622CA/KX-TGA661RU
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
NC
*C70
NC
GND
RECEIVER
+
-
GND
BATTERY
C188
K1u
GND
VREFm1
*C110
NC
NC
*L72
NC
L9
VREFm1
*C83
NC
NC
*L308
NC
*C82
NC
*C127
NC
*C86
NC
VREFm1
GND
VREFm1
*L74 NC
VREFm
*C185
NC
NC
*CN4
Headset Jack
NC
1
4
2
3
5
*R306
NC
VREFm
GND
VREFm
*C33
0
*R34
NC
*R32
NC
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
TGA661EXRYA
GND
C76
K2200p
C809
10p
C826
1.1p
C77
K2200p
R100
100k
R101
NC
C704
K0.1u
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-TGA660/661 SCHEMATIC DIAGRAM (Handset_Main)
NC: No Components
(1)
(2)
(3)
(4)
(5)
(7)
(6)
(9)
(10)
(11)
(10)
(11)
(13)
(12)
(14)
(8)
RX_RF
TX_RF
TX_AF
RX AF (Handset)
SP-phone RX/Beep
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