Block Diagram (Handset) - Panasonic KX-TCD410RUM Service Manual

KX-TCD410RU M / KX-TCD410R US / KX-TCD412R UM / KX-TCD412R US / KX-A141RU M / KX-A141RU S / KX-A142RU M / KX-A142RUS

21 BLOCK DIAGRAM (HANDSET)

EARPIECE
MIC
+
TP5
CHARGE
CHARGE
CONTACTS
CIRCUIT
Q2
TP6
TP3
BATTERY
SWITCHED
TERMINAL
SUPPLY
TP4
LCD
14 Seg
Display
CHARGE
CHARGE DETECT
6
EEPROM
IC2 5
VDDBAT
SWITCH
Q1
4.0V
D3
VDDLR
COM 0~5
segment 0~29
Speech
42
Decoding
D/A
41
Speech
Encoding
45
A/D
ADPCM
Codec
Analog
Filter
Front
End
DSP
38
27
SCL 67
SDA 66
36
28
CPU
37
2, 5~9
1, 87
90~100
72~76
78~84
61, 62, 56~58
KX-A141RUM/RUS&142RUM/RUS BLOCK DIAGRAM (HANDSET)
56
Burst
12 RXDA
Decoding
TXDA
16
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
BBIC
IC1
ANT
RF
Module
IC3
X1
10.368
MHz
KEYPAD