Read Panasonic KX-TG8301RUB / KX-TG8301RUJ / KX-TG8301RUT / KX-TG8301RUW / KX-TG8302RUB / KX-TG8302RUJ / KX-TG8302RUT / KX-TGA830RUB / KX-TGA830RUJ / KX-TGA830RUT / KX-TGA830RUW Service Manual online
11
KX-TG8301RUB/KX-TG8301RUJ/KX-TG8301RUT/KX-TG8301RUW/KX-TG8302RUB/KX-TG8302RUJ/KX-TG8302RUT/KX-TGA830RUB/KX-TGA830RUJ/KX-TGA830RUT/KX-TGA830RUW
4.3.
Block Diagram (Handset)
SPEAKER
RECEIVER
MIC
CHARGE
CIRCUIT
Q4, Q9, R7Q4,
Q9,
R7
CHARGE
CONTACTS
CHARGE(+)
CHARGE(-)
CHARGE
CHARGE DETECT
EEPROM
SCL
SDA
BATTERY
TERMINAL
D7
VBAT
J1
J2
1.8 V
Q2
1.8 V
LCD
CD
RESET
CSB
SDA
SCL
CPU
Analog
Front
End
D/A
A/D
33
35
15
16
19
20
31
32
57
58
36
13
43
42
63
54
55
66
ADPCM
Codec
Filter
DSP
Speech
Decoding
Speech
Encoding
BMC
Burst
Decoding
RF PA
IC801
Burst
Encoding
RF
PLL
MOD/DEMOD
ANT1
ANT2
5
3
4
3
6
78
9
6
2
77
78
75
RXn
RXon
D802
ANT1
D801
RXp
TXp
TXn
Pon
PSEL
TXon
VDD-PADRY
9
10
XTAL
X1
10.368
MHz
BATTERY
44
ON SWITCH
KEYPAD
Charge
Pump
ROWS
COLUMNS
CP2.5 V
CP4.0 V
27, 49, 50, 51
22, 23, 24, 25, 26
BBIC
IC1
IC3
56
LCD-BACK LIGHT
KEY LED
BELL LED
62
52
68
KX-TGA830 BLOCK DIAGRAM
(HANDSET
)
73
74
80
72
ANT2
ANT2
Click on the first or last page to see other KX-TG8301RUB / KX-TG8301RUJ / KX-TG8301RUT / KX-TG8301RUW / KX-TG8302RUB / KX-TG8302RUJ / KX-TG8302RUT / KX-TGA830RUB / KX-TGA830RUJ / KX-TGA830RUT / KX-TGA830RUW service manuals if exist.