Schematic Diagram (Cordless Handset) - Panasonic KX-TGA106CM Service Manual

KX-TG1061CM/KX-TGA106CM
7.5.

Schematic Diagram (Cordless Handset)

Charge Current
F1
5.6n
BATT+
C150
BATTERY
NC
L8 NC
BATT-
study to
delete L8
GND
L4
CHG(+)
NC
CHARGE
Terminal
L5
CHG(-)
NC
GND
GND
GND GND_0
+1.8V
BAT
RA61
2 3
UTX
URX
1 4
220
GND
JTAG R63
GND
100
COL0
COL1
COL2
COL3
COL4
BATTERY
KEY BACKLIT
BELL LED
GND
(Amber)
KEY BACKLIT CP+3.0V (Amber)
GND
KEY BACKLIT CP+4.0V (Blue)
NC: No Components
BATTERY
C4
C3
NC
NC
GND GND GND
C15
K1u
R2
3.9k
Q4
D7
Q9
GND GND
UTX
URX
TO RF BLOCK
ANT2
JTAG
PON
PSEL
VDD_PADRV
TXp
TXn
TXON
To PA
RF_RXp
RF_RXn
RXON
ANT1
CP+3.0V [EX] CP+4.0V [RU]
Q7
GND
BATTERY
GND
+1.8V
C44
K0.1u
61
RSTn
R225
62
JTAG
LCD_CSB 0
63
P2_5/PCM_FSC/SF
64
P2_4/SCL1/PCM_DO/DP3
65
TEST P2_3/SDA1/PCM_DI/DP2
LCD_RESET
66
P2_2/PCM_CLK/CLK100
67
P2_1/ECZ2/PWM1/LED4
BELL_LED_A
68
P2_0/ECZ1/PWM0/LED3
C45
69
VDD2
K0.1u
70
LDORF_CTRL
C46
71
RF_SUPPLY2
GND
10p
72
RFP0n
73
RFP4
74
RFP3
75
VDD_PADR
TX _RF
76
VSS_PADR1
77
RF_TXp
78
RF_TXn
79
VSS_PADR2
80
RFP2
BATTERY
81
GND
RX _RF
GND
X1
10.368M
250mVp-p
0.75V
0V
[EX] [RU]
CP+3.0V CP+4.0V
LCD BACKLIT
(Amber)
LCD BACKLIT
(Blue/6400RU)
LCD BACKLIT CP+3.0V (Amber)
LCD BACKLIT CP+4.0V (Blue)
Q10
GND
24
Q11
D1 Q2
Q12
GND GND
GND GND
X_CLK
3.0V 4.0V
CP+3.0V CP+4.0V
GND
POWER
C53 K10u C51
K1u
*C38
C55
C52 K10u
D10p 10p
C54 D10p
GND
GND
GND
S1
1 2
40
VBAT2
39
CP_C1y
38
CP_C2x
37
CP_C1x
36
VBAT1
*IC1
35
PAOUTn/P3_0
34
VDDPA
33
PAOUTp/P3_1
CHARGE
32
P1_7/CHARGE
CHARGE_CTRL
31
CHARGE_CTRL
SOCn
GND 30
SOCn
SOCp
29
SOCp
28
NTC/ADC2
27
ADC1/INT0/P1_0
COL0
26
ADC0/P3_3
COL1
25
PARADET/P3_4
COL2
24
RINGOUT/RINGING/P3_5
COL3
23
RINGn/P3_6
COL4
22
RINGp/P3_7
21
CIDINp/VREFp
VREFm
C7
*R22
*C14
3.3k
NC
K0.01u
D10p
*C17
*C18 D10p VREFm
C41 NC
1
3
2 R215
0
GND
R27 820
R28 820
Study LCD
RF-SHIELD
RE2
GND
1.8V
(MAX500mA)
+1.8V
1.8V
GND
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
(10)
(11)
(12)
(13)
(14)
(15)
(16)
(17)
(18)
driver