Read Panasonic KX-T7440CB / KX-T7440C Service Manual online
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KX-T7440C/KX-T7440C-B
DSS Buttons with Busy Lamp Field (BLF):
The KX-T7440 has 66 DSS buttons.
To access an extension, simply press a DSS button.
These buttons also can be assigned for one-touch dialling.
The BLF indicates the current status of the corresponding extension.
The KX-T7440 has 66 DSS buttons.
To access an extension, simply press a DSS button.
These buttons also can be assigned for one-touch dialling.
The BLF indicates the current status of the corresponding extension.
Off
: Idle
Red
: Busy
LOCATION OF CONTROLS
11
10
9
8
22
21
20
19
33
32
31
30
44
43
42
41
55
54
53
52
66
65
64
63
7
18
29
40
51
62
6
17
28
39
50
61
5
16
27
38
49
60
4
15
26
37
48
59
3
14
25
36
47
58
2
13
24
35
46
57
1
12
23
34
45
56
SUPER HYBRID SYSTEM
KX-T
7440
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