Schematic Diagram (Base Unit) - Panasonic KX-TG8421HGN Service Manual

KX-TG8421HGN/KX-TGA840FXN

13.2. Schematic Diagram (Base Unit)

ANT1_TP
ANT_1
CL1
GND
W 0.15mm
L 22+/-4mm
GND
1st or 4th layer
GND GND
GND
W 0.15mm
L 5.0mm
1st layer
W 0.15mm
L 20+/-1mm
3rd layer
GND
C812
10p
TX _RF
W 0.15mm
L 20+/-2mm
3rd layer
*CN5 .
PARALLEL WIRE
+3.0V
AP1
CN5-10
CN5-9
CN5-8
CN5-7
GND
CN5-6
CN5-5
CN5-4
CN5-3
CN5-2
CN5-1
GND
NC: No Components
GND
C851 C853
2p
2p
W 0.15mm
L 22+/-4mm
1st or 4th layer
DA802
W 0.15mm
L 22+/-4mm
1st or 4th layer
GND GND
GND
C859
10p
L801 C827
27n
10p
DA801
C803
1
3
1.5p
2
GND GND GND
BPF W 0.15mm
L 5.0mm
1st layer
+3.0V
11
GND GND
GND
10
VCC
9
PO
8
POX
7
PSEL
6
PAON
GND GND
Balun
R803
1k
GND
R804
Pre-matching
1k
R806
TXON
220
GND
*R532 0
LED1
*R542 0
LED2
ROW0
ROW1
*RA501 0
ROW2
4 5
3 6
KEY0
2 7
1 8
KEY1
*R516 0
KEY2
GND
for TG8421/6421
ANT2_TP
ANT_2
CL2
GND
W 0.15mm
L 20+/-2mm
3rd layer
R807
220
GND GND
C826
RX _RF
0.9p
GND
W 0.125mm
L 7.6mm
GND
Gap 0.125mm
1st layer
+1.8V
10p
C861
*Q24
GND NC
Pow_Adj
GND GND
GND GND
W 0.15mm
L 4.0mm x2 1st layer
1
PSET
2
GND VCCS
3
PI
4
PIX
5
PRAMP
IC801
R805 47
GND
PSEL
GND
PON
3.0V
VDD4
*R424
CP_OUT1=3.0V
10k
*Q421
*R425
270k
*C423
NC
GND
GND
*C422
GND
1 8
*CE VDD
100n
2 7
SO *HOLD
GND
3 6
*WP SCK
4 5
VSS SI
GND
*IC421
82
Beep
Bell signal
SPm
SPp
RXON
GND GND
RF_RXn
RF_RXp
2.5V
GND
VDD5
GND
Low_Rad
GND
*C501
NC
GND
GND
CHARGE
TAM_WP
ROW2
TX _RF
ROW1
ROW0 R511
TXn
KEY1 0
KEY0
KEY2
SPI_DI
SPI_DO
SPI_CLK
TXp
TAM_CSn
SCL2
SDA2
VDD_PADRV
3
4
RA80
URX
UTX
R75
JTAG
100
GND
GND
TAM_WP
GND
for TG6411/8411
SPI_CLK
*SW1
SPI_DO
2 1
SPI_DI NC
TAM_CSn
GND
*R86 1.5
(1)
*R87 1.5
(2)
GND GND
(3)
(4)
GND
+2.5_CP
GND
GND
C60
10
100n
(5)
2
1
220
(6)
(7)
(8)
(9)