Read Panasonic KX-TG2560B / KX-TG2560S Service Manual online
37
KX-TG2560B/KX-TG2560S
BLOCK DIA
GRAM (Base Unit)
Main P
.C.Boar
d
IC701
IC401
X701
40.96MHz
40.96MHz
SP-PHONE
IN USE/CHARGE
4
14
5
65
66
LED701
LED702
LED703
LED704
VOICE MAIL
82
CALLER-ID
67
97
24
21
22
23
26
25
23
26
25
20
80
68
69
68
69
19
16
16
6
9
24
RX-POWER
CHARGE
CHARGE-CNT.
TX-DATA
VCCPA
VCCA
POWER-DOWN
RESET
BELL
DC IN
RLY
TX-POWER
LD
CLK
PLL-DATA
EN
SQL
AF
MOD.
VR401
RX OUTPUT
ADJUSTMENT
(Line Modulation)
ADJUSTMENT
(Line Modulation)
LPF
COMPRESER
RX-MUTE
TX-MUTE
LPF
AMP
Q105
LIMITTER
AMP
SIDE-TONE
-CIRCUIT
-CIRCUIT
Auto disconnect
/in use
/in use
Q106
Q301, Q303
BELL-
DETECT
DETECT
IC401
Q312
Q101, Q102
TR-RLY
EXPANDER
DATA-AMP
VR402
TX OUTPUT
ADJUSTMENT
ADJUSTMENT
RX Power
SS EN
TX-RST
RX-RST
TX-RST
RX-RST
RSSI2
RSSI1
RSSI1
TX Power
TX-DATA
RX-DATA
TX-MUTE
RX-MUTE
LD
PLL-CLK
PLL-DATA
PLL-EN
SQL
97
34
57
56
64
40
99
59
23
21
22
30
29
LINE OUT
H/S OUT
H/S IN
36
LINE IN
38
35
45
60
4
1
3
2
D101
Q103
1
2
TIP
RING
TEL-JACK
1
2
DC9V+
GND
DC-JACK
1
2
+
3
-
C
CHARGE-CONTACT
6V
REGULATOR
IC301
Q902
4.2V
REGULATOR
+ ~
- ~
ID BUFFER
Q313
CHARGE
DETECT
DETECT
Q311
CHARGE
CONTROL
CONTROL
2
13
RX-DATA
5
SS-RST
17
RSSI2
9
RSSI1
7
RX-RST
3
TX-RST
18
SS EN
20
15
4
6
10
8
16
14
14
D304
D902
RESET
Q751, Q752
Pow B
22, 24
37
D305
Power
Down
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