Read Panasonic KX-TG7105RUS / KX-TG7105RUT / KX-TG7106RUS / KX-TG7106RUT / KX-TGA710RUS / KX-TGA710RUT Service Manual online
11
KX-TG7105RUS/KX-TG7105RUT/KX-TG7106RUS/KX-TG7106RUT/KX-TGA710RUS/KX-TGA710RUT
4.3.
Block Diagram (Handset)
SPEAKER
RECEIVER
MIC
CHARGE
CIRCUIT
CIRCUIT
Q4,Q5,Q9
R7
R7
CHARGE
CONTACTS
CONTACTS
CHARGE(+)
CHARGE(-)
CHARGE
CHARGE DETECT
EEPROM
SCL
SDA
SWITCHED
SUPPLY
SUPPLY
Q1
Q1
BATTERY
TERMINAL
TERMINAL
D7
VBAT1
DC/DC-SWITCH
J1
J2
2.5V
Q3
1.8V
Q2
3.3V
2.5V
1.8V
LCD
RS
RESET
CS
SI
SCL
CPU
Analog
Front
End
D/A
A/D
38
36
81
82
88
88
77
65
53
52
73
69
74
75
2
22
23
98
ADPCM
Codec
Filter
DSP
Speech
Decoding
Speech
Encoding
BMC
Burst
Decoding
Burst
Encoding
RF
Interface
RF
Module
IC4
9
8
RXDA
TXDA
10
5
4
3
RSSI
SYDA
SYEN
SYCL
SYEN
SYCL
13
11
XTAL
X1
10.368
MHz
MHz
BATTERY
76
ON SWITCH
KEYPAD
ROWS
COLUMNS
25,47,97,100
6,7,43,44,45,95
BBIC
IC1
IC3
24
LCD-BACK LIGHT
KEY-BACK LIGHT
Ringer LED
1
96
54
KX-TGA710 BLOCK DIAGRAM (HANDSET)
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