Schematic Diagram (Portable) - Panasonic KX-TG9471B Service Manual

KX-TG9471B/KX-TG9472B/KX-TGA939T

13.6. Schematic Diagram (Portable)

Charge Current
F1
BATT+
5.6n
RE2
C150 220u
NC
C15
BATT- ( )
NC
L8
R47
NC
( )
NC
R45
0.1
R46
0
GND
CHG(+)
L4
10u
L5
10u
CHG(-)
GND
R312
( )
NC
GND
GND_0
GND
+1.8V
RA61
UTX
3 2
URX
4 1
1k
GND
JTAG
GND R63
100
COL0
COL1
COL2
COL3
COL4
COL5
BATTERY
BELL LED
GND
BATTERY
BAT
D1
C1
C3
+1.8V
6.3 K1u
C2
330u
GND GND
6.3
RE2
D5
GND
R344
R2
3.9k
D7
Q4
1s
Q9
GND (When on charge)
LCD_CSB
LCD_BACKLIT
LCD_RESET
BELL_LED
UTX
TO RF BLOCK
URX
ANT2
PON
PSEL
VDD_PADRV
JTAG
TXp
TX data
TXn
TXON
To PA
C182
2.7p
RF_RXp
RX data
RF_RXn
RXON
ANT1
[RU]
[EX]
CP+2.5V CP+4.0V
KEY BACKLIT
Q7
GND
BATTERY
Q2
R341
Q13
47k
GND GND GND
220k
Q14
R343
1M
GND
+1.8V
C44
K0.1u
61
RSTn
62
JTAG
R16 0
63
P2_5/PCM_FSC/SF
64
P2_4/SCL1/PCM_DO/DP3
R222 0
65
P2_3/SDA1/PCM_DI/DP2
66
P2_2/PCM_CLK/CLK100
R15 0 67
P2_1/ECZ2/PWM1/LED4
68
P2_0/ECZ1/PWM0/LED3
69
VDD2
C45 K0.1u 70
LDORF_CTRL
71
RF_SUPPLY2
GND C46 D10p
72
RFP0n
73
RFP4
74
RFP3
75
VDD_PADR
76
VSS_PADR1
77
RF_TXp
78
RF_TXn
79
VSS_PADR2
80
RFP2
BATTERY
81
GND GND
GND
X1
10.368M
CP+4.0V
R56 NC
LCD_SDA
W_LED+
( )
LCD_SCL
R57
( )
LCD_CD
GND
R58 NC
LCD_RESET
WHITE LED
( )
ON LCD UNIT LCD_CSB
LCD BACKLIT
W_LED-
(WHITE)
( )
GND
Q10
NC
GND GND
86
1.8V
(MAX500mA) BATTERY
+1.8V
1.8V
Q11 NC
( )
Q12 NC
( )
C10
NC
GND GND
GND GND
GND
X_CLK
2.5V 4.0V
CP+4.0V
CP+2.5V
C39
NC
GND
K0.1u
C38
( )
NC
1 2
GND GND GND GND
S1
R12
0
40
VBAT2
39
CP_C1y
38
CP_C2x
37
CP_C1x
36
IC1
VBAT1
35
PAOUTn/P3_0
34
VDDPA
33
PAOUTp/P3_1
CHARGE
32
P1_7/CHARGE
CHARGE_CTRL
31
CHARGE_CTRL
GND
30
SOCn
29
SOCp
28
NTC/ADC2
1k
R238
27
ADC1/INT0/P1_0
26
ADC0/P3_3
25
PARADET/P3_4
24
RINGOUT/RINGING/P3_5
23
RINGn/P3_6
22
RINGp/P3_7
21
CIDINp/
VREFp
C7
( )
C14
R22
NC
3.3k
K0.01u
C96 C97
C41
D10p D10p
( )
NC
3 1 R215
2
0
GND
C11
K0.1u
RA4
4 1
3 2
3.3k
C13
K0.1u
CP+2.5V
R55 NC
NC
( )
GND GND GND GND GND GND
to LCD UNIT (Mono Graphic 14FullD)
HEATSEAL
(1)
(2)
(3)
(4)
(5)
(6)
SOCn
SOCp
(7)
ROW0
COL0
COL1
COL2
COL3
COL4
+1.8V
(8)
(9)
(10)
(11)
(12)
(13)
GND