Schematic Diagram (Base Unit_Operation) - Panasonic KX-TG4763B Service Manual

KX-TG4763B/KX-TGA470B/KX-TGA405B

14.3. Schematic Diagram (Base Unit_Operation)

16
CELL1_LED(R)
BT_HS_LED(G)
BT_HS_LED(R)
13
MEG_LED
ANS_LED
LCD_BLT
LCD_GND
13pin:TG4741
16pin:TG7741
LCD_RST
LCD_CS
LCD_CD
LCD_SID
LCD_SCL
LCD_VDD
KEYIN6
KEYS_A
KEYS_B
1
16
CELL1_LED(G)
CELL2_LED(R)
13
CELL2_LED(G)
KEYS_E
KEYS_C
KEYIN1
KEYIN2
13pin:TG4741
16pin:TG7741
KEYIN3
KEYS_D
VLED
KEYIN4
KEYIN5
KEYS_F
SP_LED
MICN
MICP
1
R901 270
R902 270
R903 270
R904 270
*LED911 NC
K A
*LED916 NC
K A
*LED915 NC
K A
LED902 RED
K A
LED901 RED
K A
GND
*LED912
NC
K A
*LED913
NC
K A
*LED914
NC
K A
LED904 RED
K A
MIC
2
1
KX-TG4763
LED905 RED
LED906 RED
LED907 RED
LED908 RED
GND
CELL1_2 CELL2_2
1 2 1 2
CELL1_1 CELL2_1 BT_HS
1 2 1 2 1
UP
ERASE/MUTE
1 2 1 2
MSG4
1 2
MSG3
1 2
MSG2
1 2
RPT MSG1
1 2 1 2
STOP DOWN
LOCAT/INT
1 2 1 2
REDIAL/PAUSE FLASH
1 2
2
1
1 2 1 2 1
4 5
1 2 1 2 1
7 8
1 2 1 2 1
* 0
1 2 1 2 1
HOLD/CONF SP
1 2 1
FOR TG7741,TG4741
SCHEMATIC DIAGRAM (Base Unit_Operation)
76
CN901
GND 1
GND
C901 1u 2
VG
GND
16V
3
/RSTB
4
/CSB
5
VSS
6
A0
7
SDA
8
SCLK
9
VDD1
10
VDD2
11
V0
12
XV0
2
ANS
1 2
SKIP
1 2
2 1
1 2
3
2
6
2
9
2
#
2
PCB
2
CT2 CT1 CARBON_TEST
NC: No Components