Block Diagram (Handset) - Panasonic KX-TG1032SK Service Manual

4.3.

Block Diagram (Handset)

SPEAKER
RECEIVER
MIC
CN4
1
2
3
4
5
Headset
CHARGE(+)
CHARGE
CHARGE
CIRCUIT
CONTACTS
Q4,Q5,Q9
R7
CHARGE(-)
D7
J1
SWITCHED
BATTERY
SUPPLY
TERMINAL
Q1 Q1
J2
LCD
LCD-BACK LIGHT
Ringer LED
30
32
66
D/A
67
A/D
72
CHARGE
62
CHARGE DETECT
52
45
SCL
EEPROM
44
IC3 SDA
VBAT1
58
DC/DC-SWITCH
56
2.5V
4.0V
59
2.5V
Q3
1.8V
60
1.8V
Q2
RS 11
RESET 77
CS
6
SI
9
SCL 10
7
46
Speech Burst
Decoding Decoding
Speech Burst
Encoding Encoding
ADPCM
Codec
Analog
Interface
Filter
Front
End
DSP
CPU
27,28,34,35,36,74
BBIC
IC1
KX-TGA101 BLOCK DIAGRAM (HANDSET)
11
KX-TG1032SK/KX-TGA101S
RXDA
23
TXDA
22
RSSI
19
25 SYDA
RF
26
SYEN
24 SYCL
BMC
XTAL
16 X1
10.368
MHz
17
ON SWITCH
61
1,12,40,76 ROWS
KEYPAD
COLUMNS
RF
Module
IC4
BATTERY