Comdial DIGITECH Digital Telephone System Instructions Manual

on a call. A station being operated in a handsfree
mode cannot receive a SOHVA 
Wflh SOHVA, the
announcement is delivered and responded to in a
secure manner that prevents the distant party from
hearing either the announcement or the response. The
announcement is preceded with a tone alert and is
delivered to the handset receiver of the telephone. The
announcing caller receives a tone alerting them that
they are making a SOHVA call. Response to the
announcement can be verbal or non-verbal. Verbal...

SELF DIAGNOSTICSEach station can execute a self test when so enabled.
This test verifies processor, indicator, and tone
functions.
SERVICE OBSERVING
Service observing allows a third party to enter an
in-progress call in an unannounced muted mode to
monitor the conversation. There will be no warning
tones sounded when the call entry is made. This
feature is useful in allowing a supervisor to monitor the
performance of an employee during a phone
conversation with a client.For a station to provide the...

SUBDUED RINGING
When a station is busy on a call and another call
comes to the same station, the ringing of the second
call will automatically be subdued to a lower volume.SYSTEM ALARM REPORTS
The system can be arranged to report alarm and status
conditions to a particular station or stations that have
been enabled to receive them. The station must be an
LCD speakerphone for this feature to be used. When
enabled to receive alarms, the station user can take
appropriate action to cause the alarm codes to...

,lron Of System FeatureslMl66-083
local calls and will only take effect when the system is
placed in the night transfer (of ringing) mode.
Therefore, even though toll calls can be made 
from this
station during daytime operation, no toll calls can be
made from it when the attendant programs the system
for nighttime operation using the night transfer of
ringing feature.
NOTE This night mode 
roll restriction table
assignment should nor be confused 
with the
night transfer (of ringing) feature.
Toll...

IMI 66-083Installs
CHAPTER 3
INSTALLATIONSECTION 1
STANDARD INSTALLATION DETAILS
MOUNTING CONSIDERATIONS
The common equipment cabinet should be attached
vertically to any sturdy, flat surface. It may be
vertically rack-mounted if desired.
The cabinet must be located within six feet of a
proper electrical outlet. The system requires a
dedicated 
117VAC 15 AMP circuit, with a third-wire
ground, supplied to a standard electrical outlet(NEMA 
5-15R).
The distance between the common equipment and
the...

don--IMI 66-083
4-Line, &Station Base Unit
&Line, 1 &Station
16-Line, 32-Station
Base Unit
Base UrlR
Figure 3-l. Mounting Dimensions 

IMI 66-083Instal’.
AC POWER CONNECTION
Employ a dedicated 117VAC 15 AMP circuit, with a
third-wire ground, supplied to a standard electrical
outlet (NEMA 
515R) for the AC power connection. AC
power connection is illustrated in Figure 3-2 shown
below.
l A plug-in power line surge protector should be
installed between the power cord and the AC outlet.
l Do not connect the AC power cord until the
installation has been checked.
l To apply AC power, connect the power cord to the
electrical outlet.BATTERY...

FUSE :PLUG IN 
POKRLI NE SURGE PROTECTOR
A’ TYPICAL)
DEDICATED I 
I7VAC15 AM’ NEM4 5-15R4-LINE, 8-STATION BASE UNIT: I AMP 250V SLOW BLOW FUSE
8-LINE, 
I6-STATION BASE UNIT: 3A 250V SLOW BLOW FUSEI6-LINE, 32-STATION BASE UNIT: 3A 250V SLOW BLOW FUSE
II-------e-JI INTERFACE
ICONNECTOR
llFOR OPTIONAL
~COMDIAL
,EXTERNALIBATTERYTYPICAL-EARTH GROUND
(METAL COLD WATER PIPE,
BUILDING 
FRAME,..ETC.l
- SEE NOTE.
NOTE :
WHEN EXPANSION MODULES ARE INSTALLED ON THEBASE UNIT ATTACH A *IO OR l l2 INSULATED
COPPER WlkE...

IMI 66-083lnstall-s
LINE CONNECTIONS
The line terminations for the common equipment
cabinet are standard modular plug/jack connections.
Each modular’jack provides termination for two lines.
Modular line jacks 1 and 2 also provide termination for
an auxiliary pair in addition to the two outside lines.
The outside line termination can be a type 
66M-xx
connector block or individual 6-position modular jacks.
The line cord that is routed between the outside line
termination and the common equipment...

donIMI 66-083.-- .-
4Lh,8 Sta. Baaa Unlt8Unr,16 Sta. Base Unlt16Lhr,32 Sta Base Unlt
B Llno, 16 Sta. Base Unit16 Line, 32 Sta. Base Unlt
6 
Llna, 32 Sta. Base UnltTable 
3-1Line Connectlons
LJNE JACK 1 PINNO.
F-t+-
++-
--I+-
+
--I+-
--k-
51
2
3
4
5
6
6
1
2
3
4
5
r
Auxlllaty 1 (Llne 2) TIP
Llne2
TlP
Llne1TIP
Line
1RING
Llne
2RING
Auxlllaty 1 (Line 2) RING
Auxiliary 2 (Line 4) TIP
Llnn A TIP
Line 3 TIP
Line 5 TIP
Line 5 RING
Line 6 RING
No Connection
No Connection
Llne 8 
TlP
Line 7 TIP
Line 7 RING
Llne 8...