Panasonic KX-TCD430GC Service Manual page 97

EARPIECE
MIC
+
TP5
CHARGE
CHARGE
CONTACTS
CIRCUIT
TP6
TP3
BATTERY
SWITCHED
TERMINAL
SUPPLY
TP4
4.0V
LCD
14 Seg
Display
CHARGE
CHARGE DETECT
6
SCL
EEPROM
IC2 5 SDA
VDDBAT
SWITCH
D3
VDDLR
pin 2, 5~9
COM 0~5
segment 0~29
pin1, 90~100, 87, 78~84,
72~76, 61, 62, 56~58
Speech
42
Decoding
D/A
41
Speech
46
Encoding
45
A/D
ADPCM
Codec
Analog
Filter
Front
End
DSP
38
27
67
66
36
28
CPU
37
KX-A143EXC/EXF BLOCK DIAGRAM (HANDSET)
Burst
12 RXDA
Decoding
16 TXDA
Burst
Encoding
48
RSSI
RF
23 SYRI
Interface
13
SYEN
BMC
33 XTAL
31
ON SWITCH
26
34
53~55, 59, 60
ROWS
17~21
COLUMNS
IC1
BBIC
ANT
20
4
RF
Module
5
IC3
13
10
10.368
MHz
KEYPAD