Schematic Diagram (Base Unit_Operation) - Panasonic KX-TG7841S Service Manual

KX-TG7841/KX-TG7842/KX-TG7843/KX-TG7844/KX-TG7845/KX-TG365SK/KX-TG7871/KX-TG7872/KX-TG7873/KX-TG7874/KX-TG7875/KX-TG385SK/KX-TGA680

14.4. Schematic Diagram (Base Unit_Operation)

13
LCD_SIO
LCD_VDD
LCD_GND
LCD_BLT
LCD_SCL
LCD_CD
13pin:TG6841/TG7871
LCD_RST
LCD_CS
ANS_LED
MEG_LED
SP_LED
MICN
MICP
1
15
CELL1_LED(G)
CELL2_LED(G)
13
KEYS_F
KEYIN2
KEYIN3
KEYS_B
13pin:TG6841
15pin:TG7871
KEYS_A
KEYS_C
KEYIN4
KEYIN1
KEYIN5
KEYIN6
KEYS_D
KEYS_E
VLED
KX-TG7841/7842/7843/7844/7845/365/7871/7872/7873/7874/7875/385 SCHEMATIC DIAGRAM (Base Unit_Operation)
R906
LED901
RED
K A
LED902
RED
K A
LED904
RED
K A
2
1
*LED911
GREEN
K A
*LED912
GREEN
K A
1
LCD_Light
KEY_PCB+
33
KEY_PCB-
CELL1
SOFT_C
E A R
MIC
RPT
STOP
FLASH
1
4
7
*
SOFT_L
77
GND
CN901 12
C902
CN901 11 V0
1u 16V
CN901 10 VSS
C901
VDDA
CN901 9
1u
CN901 8 VDD
CN901 7 SID
SCLK
CN901 6
CN901 5 A0
RESETB
CN901 4
LCD_CSB
CN901 3
CN901 2 OPT_PWR
GND
CN901 1
GND
CELL2
UP
E S A S N
SKIP
MSG
DOWN
LOCAT
SOFT_R REDIAL
2 3
5 6
8 9
0 #
HOLD SP-PHONE
PCB
FOR TG7871,TG6841
CT2
NC: No Components
CT1 CARBON_TEST