Installation manual

PS10270JENAA01 20/10/2004 79
Connecting digital sets
Digital sets can be connected, via the distribution frame, to the following cards:
Constraints with digital sets:
• Cable length:
0.4 mm wire: approximately 1 km
0.6 mm wire: approximately 1.8 km
Note: You are recommended to use shielded cables.
• It is essential to adhere to the standards between weak and strong currents.
The distance between the telephone cable and the source of interference (mains electrical
conductor, fluorescent light with starter, etc.) must be at least 30 cm (12 in).
• Do not connect two telephone sockets in parallel to the ICS.
• Digital telephones cannot be used as emergency stations, for example, on power fail failure.
The table below sets out the main characteristics of sets with display panels:
* Function key with no indicator light associated
Cards Connectors Nb of lines
LN4 J2 and J3 4
LN8 J2, J3, J4, and J5 8
LM4 J4 2
LM8 J4 and J5 4
OCT4 (CPU card) J12 and J20 4
ROCT3B J4 to J11 16
M405 M420E M520 M640
Mute * *
Redial * * * *
Individual directory (10 numbers)
**
Amplifier
****
Ring volume
4888
Tune setting
8888
"Hold"
****
Handsfree
**
Intercom function
**
menu
1x16 1x16 2x40 2x40
Function keys with LED
2* 7 8 8
Programmable keys with LEDs
5202040
Interactive keys
55