Schematic Diagram (Handset_Main) - Panasonic KX-TG5776S Service Manual

KX-TG5776S/KX-TG5777S/KX-TGA571S

13.5. Schematic Diagram (Handset_Main)

NC: No Components
RXI TXE RXE TXO BCK
OSC_IN
RSSI
RSSI
TX_DATA
TX_DATA
PA_CONT
PA_CONT
RX_EN
RX_EN
TX_EN
TX_EN
RX_GAIN
RX_GAIN
RX_DATA
RX_DATA
CON_EN
CON_EN
SYN_LE2
SYN_LE2
RADIO_EN
SHCTRL
SHCTRL
RF_RESET
RF_RESET
SYN_DATA
SYN_DATA
SYN_LE1
SYN_LE1
SYN_CLK
SYN_CLK
SYN_OUT
SYN_OUT
VRF
VRF
GND
3.1V
Q251
2
1
3 S251
NAVI_KEY
Amber
C261
Blue_Amber_Green
LED261
IC246
NC6 SO
15 14
NC7 SI
16 13
NC8 SCK
17 12
NC9 *CS
18 11
NC10 NC5
19 10
NC11 NC4
20 9
NC12 NC3
21 8
NC13 GND
22 7
NC14 VCC
23 6
NC15 NC2
24 5
NC16 NC1
25 4
NC17 *WP
26 3
NC18 *RESET
27 2
NC19
28 1
FLASH-16M
FLASH LEFT TALK SP
* 7 4 1
0 8 5 2
SYA 9 6 3
TE
HOLD RIGHT OFF PAUSE
K1.0
R276 NC
R275 NC
R273 0
1.5_Color_LCD
98
Q291
R297 150k
4
3
2
1
5
R340 NC C340 K0.1
CON_EN
RF_RESET
LCD_RS
SHCTRL
SYN_LE1
SYN_CLK
SYN_DATA
RX_EN
TX_EN
RX_GAIN
RX_DATA
DB7
KIN_5 DB6
DB5
DB4
KIN_4 DB3
DB2
DB1
KIN_3 DB0
KIN_2
KIN_1
R286 10
CN271
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
(13)