Schematic Diagram (Handset) - Panasonic KX-TG2220BXB Service Manual

KX-TG2220BXB / KX-TG2220BXF / KX-TG2220BXS / KX-TGA226BXB / KX-TGA226BXF / KX-TGA226BXS

31 SCHEMATIC DIAGRAM (HANDSET)

L201
D10P
C806 NC
C815
FL801
D10P C811
3
1
D10P
2 4
LIGHTED KEY
ANT
RF_UNIT
L808
NC
R806 D10P
C805
D10P
C803
1
D10P
2
L805 2.2nH
3
C816 D10P
4
C817 0.1
5
R810
6
(1608)
10K(1%) 7
TESTP
TESTN 8
L803 C813
2.7nH
D10P
RIGHT LEFT
RIGHT LEFT
SP_PHONE
TALK
SP_PHONE TALK
*
FLASH 7
FLASH KEY KEY7
*
RDL 0 8
RDL KEY0 KEY8
MUTE # 9
MUTE KEYSYA KEY9
R210
10K
IC202
SI SCK
LCD_Back-Light
C833 6.3V10
L806 10nH
R811
C832 NC
NC
C801
TP_FREQ
K1000P
C802 C1P
TX VCC_PLL2A
GND_RF VCC_PLL2B
RX RXEN
VCC_RF TXEN
IC801
VCC_BIAS VCC_PLL1A
REXT VCC_PLL1B
TESTP VCC_DIG
TESTN SHCNTL
L807
1uH
(1608)
C819
K390P
UP OFF
UP OFF
KEYIN_5
DOWN MENU
DOWN MENU
KEYIN_4
4 1
KEY4 KEY1
KEYIN_3
5 2
TEST
KEY5 KEY2
KEYIN_2
6 3
KEY6 KEY3
KEYIN_1
VBAT
78
SYN_DATA
R812
SYN_EN
NC
R813
SYN_CLK
NC
TXMOD
R804 4.7
RXGAIN
C830
24
1.0
23
RXEN
C829
22
K1000P
21
TXEN
C828 K1000P
20
C827 K1000P
RX_DATA
19
C826 SHCTRL
18
NC
RSTN
17
RSSI
C825 K680P
C835 NC
Vpow
OSC
LCD
(1)
(2)
(3)
(8)
(9)
(10)
(13)
(14)
(15)
(22)
(23)
(24)
(28)
(29)
(41)
(42)