Aria-130 Digital Key Telephone System
Issue: 1.2
Installation Manual
66
Function of various connectors
Connector
Function
Remark
CONN1 and CONN2
DTRU connection
CONN3 and CONN4
MSGU and MSGU48 connection
1)
CHAMP1
RJ21 type connector (female) for terminal connection
Table 3.4.8 connector on SLIB24/48
Note:
1.
If you want Message Waiting function on SLIB24 or SLIB48, MSGU or MSGU48 should be
installed on SLIB24 or SLIB48 respectively. MSGU can be installed on SLIB24, and
MSGU48 can be installed on SLIB48.
2.
The distance between SLIB and SLT : see Table 2.3.5
3.
Maximum 2 SLIB48 cards can be installed in a cabinet.
Add-on boards: DTRU, MSGU(on SLIB24), MSGU48(on SLIB48)
Figure 3.4.4 MSGU/MSGU48 and DTRU Installation
3.4.4.3 SLIBII Installation
SLIBII can be installed in any universal slot and allows 12 single line analogue devices to be connected.
A MSGUII with 12 circuits can be optionally installed on SLIB II to light a message waiting lamp in the
SLT, and a DTRU II with 4 receivers can be optionally installed on SLIB II to receive DTMF signals.
Function of LED
LED
Function
Remark
LD1
The status of ports. (ON: in use, OFF: idle)
Table 3.4.9 LEDs on SLIBII
C
H
A
M
P
1
D
T
R
U
MSGU
Or
MSGU48
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