Read Panasonic KX-TU301RUME Service Manual online
34
KX-TU301RUME
12.2. Schematic Diagram (Handset)
GND
GND
VIO
VBAT
GND
GND
VIO
GND
UTX
URX
GND
GND
GND
GND
GND
GND
F1
VIO
VBAT
GND
GND
C50
1u
C51
( )
C52
10p
C53
10p
C54
10p
C55
10p
C56
10p
C61
( )
GND
C8
1u
16
IC3
1 VOUT
2 GND
4
C-
5
VIN
3 *SHDN
6
C+
VBAT
C57
1u
C59
0.1u
GND
VLED
VLED
C62
( )
VLED
GND
VLED
GND
GND
C63
0.1u
GND
VMIC
GND
GND
GND
GND
GND
VIO
GND
GND
GND
GND
VIO
C9
10uF
GND
GND
LED1
LED2
LED3
LED4
LED5
LED6
GND
GND
GND
GND
C10
0.1u
D7
D6
VIO
C1
22u
GND
Q1
G
D
S
GND
SW4
1 2
CN2
1
LEDK2
CN2
2
LEDK1
CN2
3
LEDA
CN2
4
GND
CN2
5
IOVCC
CN2
6
NWR_RNW
CN2
7
DB0_SDA
CN2
8
NCS
CN2
9
NRESET
CN2
10
DNC_SCL
CN2
11
VCI
C11
22u
F2
C13
( )
GND
C58
1u
TORCH_A
TORCH_K
GND
CN4
1
2
R7
100k
GND
C69
33p
C60
100p
L7
L8
C70
100p
GND
D8
GND
GND
TP-VLED
TP-DCIN
C6
( )
GND
GND
D1
TH
JK1
3
4
2
4
2
R5
1k
R10
10k
R4
100k
R6
470k
R17
10k
R18
330
R19
330
R58
1k
R59
10k
R62
( )
R63
( )
R50
1k
R51
10k
R52
470
R53
470
R54
470
R55
470
R56
470
R57
470
R65
470k
R1 3.6k
R2
7.5k
R3
82k
Q3
Q6
Q5
Q4
Q2
Q7
( )
Q8
IC2
1 VCC
2 ROSC
3 LED
4 GND
5 VDD
2 ROSC
3 LED
4 GND
5 VDD
6
TH
7
TMRCNT
8
RICHG
9
VSENSE
10
BAT
11
FIN
IC1
1
VO
2
NC1
3
GND
4
CS
5 CONT
6 NC2
7 NC3
8 VIN
9
6 NC2
7 NC3
8 VIN
9
FIN
L1
L2
D2
R72
22
R71
22
R70
22
R64
22
L3
R61
100
R60
100
CN5
1
2
3
KEY BACKLIGHT
(White)
CHARGE
Terminal
BATTERY
To Color LCD Unit
LCD BACKLIGHT
(White)
(White)
LED Torch
(White)
(White)
2.0A
LED8
NC: No Components
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
(13)
Charge Current
Charge-
Charge+
3.6V
DCIN
2.85V
2.85V
6 s
/25 s (dimmed)
To LCD Module
!
!
3.6V
Click on the first or last page to see other KX-TU301RUME service manuals if exist.