Handset (Main) - Panasonic KX-TGCA20EX Service Manual

KX-TGC210/KX-TGC212/KX-TGC213/KX-TGC220/KX-TGC222/KX-TGCA20

13.4. Handset (Main)

To Battery
!
F1
2.5A
BATT+
C6
K0.1u
GND
BATT-
R45 C15
0.1 J39p
SHORT
OJ4
GND
CHG+
CHG+
C5
R7
K0.1u 820
To Charge
Terminal
GND
CHG-
GND
for TGC
SHARP 0 AST
for TGD
Not Used Not Used Not Used
for TGC
3 2 1
for TGD
Not Used Not Used Not Used
for TGC
6 5 4
for TGD
Not Used Not Used Not Used
for TGC
9 8 7
for TGD
Not Used Not Used Not Used
LCD B/L LED
(TGD = White)
+
*WLED
-
*C77 *C76
NC
NC
GND GND
NC: No Components
Charge Current
Q2
C19
K1000p
R2
R9
30k
30k
R8 Q3
4.3
(3216)
Q4
R6
10k
Q9
GND
UTX
URX
JTAG
GND
GND
FLASH SP
LEFT
Not Used Not Used
KIN_4
SOFT_A1
UP SOFT_A2
KIN_3
TALK1
INT
TALK2
Not Used
Not Used
Not Used
KIN_2
SOFT_C1
DOWN
SOFT_C2 RIGHT
KIN_1
CP4V
KEY B/L LED
(TGC = Amber) (TGC/TGD = Amber)
(WP = NC)
*RA1 *RA2 *RA3
270 @NC
@NC
*R15
*Q6
1.5k
GND
VBAT
VBAT
SOCp
SOCn
C69
K0.1u
1
A0
2
A1
3
A2
4
VSS
IC7
CHARGE_CTRL
GND
CHARGE_DET
LCD_CS
EEP_WP
LCD_RESET
LCD_LED0
TX _RF
TO RF BLOCK
RF_TXn
RF_TXp
RF_RXn
RF_RXp
CP3V
C96
K1u
C91
16V K1u
74
C1
6.3V
220u
GND
* When "SFR" command is executed,
13.824MHz frequency will be output.
CP3V
RA5
3.3k
8
VCC
7
WP
6
SCL
5
SDA
+1.8V
32k
+1.8V
R60 R61
1k
67
NC
P0_2/SDA2/UTX2
68
P0_1/URX/PWM0
69
P0_0/UTX
70
VDD2
C44
71
*RSTn
RST
K0.1u 72
JTAG
73
P2_5/PCM_FSC/SF
74
P2_4/SCL1/PCM_DO/DP3
75
P2_3/SDA1/PCM_DI/DP2
76
P2_2/PCM_CLK/CLK100
77
WLED_CUR_0
78
WLED_CUR_1
79
P2_1/ECZ2/PWM1/LED4
80
P2_0/ECZ1/PWM0/LED3
81
LDORF_CTRL
C45
82
VDD3
K0.1u
83
RFP0n
C46
84
RF_SUPPLY2
10p
85
RF_SUPPLY_PA
86
RF_TXn
87
RF_TXp
88
RFP2
89
VBAT
C866
K0.1u
RX _RF
GND
10.368M
1Vp-p
0.85V
0V
C92 C94
16V K1u 16V K1u
GND
1/2
(1)
(2)
CKM
C57
K0.1u
GND
STM
(3)
IC1
GND
(4)
X1 3 1
2
GND
(5)