Inter-Tel GMX-48 INSTALLATION & MAINTENANCE Manual

INSTALLATION 
Issue 2, May 1990 INTER-TEL PRACTICES 
GMX-48 INSTALLATION & MAINTENANCE 
Data Port Module 
7.9 24-line 
keysets may be equipped with optional 
Data Port Modules (part number 828.1094). The Data 
Port Module contains a four-conductor modular jack 
that can be used to connect 
either a data device (such 
as a personal computer with a direct-connect modem) 
or an LRA and an external signalling device (such as a 
loud bell, horn, flashing light, etc.) to the keyset. 
7.10 Install the Data Port...

INTER-TEL PRACTICES 
INSTALLATION 
GMX.48 INSTALLATION & MAINTENANCE 
Issue 2, May 1990 
FIGURE 3-20. 
KEYSET DATA PORT MODULE INSTALLATION 
SETTING FOR LRA 
SElllNG FOR DATA DEVICE 
WITHOUT SECONDARY 
VOICE PATH INSTALLED 
- 
SHORTING PLUG LOCATION 
- DATA PORT MODULE 
Page 3-43  

INSTALLATION 
Issue 2, May 1990 
‘. 
INTER-TEL PRACTICES 
GMX-48 INSTALLATION & MAINTENANCE 
7.14 To Connect A Loud Ringing Adapter (LRA): 
The 
optional Data Port Module can be used to con- 
nect external signalling equipment such as loud bells, 
horns, flashing lights, etc. to a 24-line keyset. This 
application is useful in areas where the normal ring 
tone of the keyset cannot be heard, such as ware- 
houses and loading docks. The signalling device fol- 
lows the normal ringing patterns of the...

INTER-TEL PRACTICES 
GMX-48 INSTALLATION & MAINTENANCE INSTALLATION 
Issue 2, May 1990 
B. DIRECT STATION SELECTION/BUSY 
LAMP FIELD (DSWBLF) UNIT 
INSTALLATION 
7.17 
Up to five DSS/BLF Units can be installed on 
the system. If desired, all five units may be on the 
KSU Control Board or on the same Expansion Mod- 
ule. Each unit has 60 keys for directly accessing up to 
48 intercom numbers and up to 5 hunt group num- 
bers. 
7.18 As with keysets, DSWBLF Units require 
three-pair cabling. After they are...

INSTALLATION 
Issue 2, May 1990 
‘.. 
INTER-TEL PRACTICES 
GMX-48 INSTALLATION & MAINTENANCE 
C. SINGLE-LINE SET AND PLAYBACK 
DEVICE INSTALLATION 
Single-Line Sets 
7.21 The types 
of single-line sets listed below can be 
used on the GMX-48 System. They are connected to 
Accessory Port Modules (APMs). If the single-line 
set has an AC ringer, the strap on the corresponding 
APM circuit must be placed in the AC position (un- 
less the single-line set is an off-premises station con- 
nected through an...

INTER-TEL PRACTICES 
INSTALLATION 
GMX-48 INSTALLATION & MAINTENANCE 
Issue 2, May 1990 
FIGURE 3-22. SINGLE-LINE INSTRUMENT (SLI) CONTROL BOARD 
Page 3-47  

INSTALLATION 
Issue 2, May 1990 INTER-TEL PRACTICES 
GMX-48 INSTALLATION 8i MAINTENANCE 
8. AUTO-ANSWER MODEM 
INSTALLATION 
8.1 Remote programming of the system requires in- 
stallation of a customer-provided auto-answer mo- 
dem. The modem is connected to an RS-232-C port 
on the KSU and directly to an APM circuit or a dedi- 
cated C.O. line. Refer to page 2-16 for RS-232-C pin- 
out and modem specifications. 
8.2 When the programmer accesses the modem, 
the modem automatically sends modem tone. The...

INTER-TEL PRACTICES 
GMX-48 INSTALLATION & MAINTENANCE INSTALLATION 
Issue 2, May 1990 
10. EXTERNAL MUSIC SOURCE 
INSTALLATION 
10.1 A jack on the bottom edge of the KSU is the 
input for an optional external music source (radio, 
tape player, etc.). For more information, see SPECI- 
FICATIONS, page 2-7. 
NOTE: In some circumstances, there may be broad- 
cast restrictions associated with the music. Check 
with the music’s original distributor and/or the radio 
station for copyright and broadcast...

INSTALLATION 
Issue 2, May 1990 INTER-TEL PRACTICES 
GMX-48 INSTALLATION & MAINTENANCE 
11. EXTERNAL PAGING EQUIPMENT 
INSTALLATION (5) Plug in the amplifier’s AC power cord. DO 
NOT use 
the outlet for the KSU. . 
11.1 A jack on bottom edge of the KSU is the output 
for the optional external paging equipment. For more (6) Insert the RCA-type phono plug into the jack 
labeled EXT PAGE on the bottom of the 
information, see SPECIFICATIONS, page 2-7. 
KSU. 
11.2 
lows: 
(1) 
(2) 
(3) 
(4) Install the...

INTER-TEL PRACTICES 
GMX-48 INSTALLATION & MAINTENANCE INSTALLATION 
Issue 2, May 1990 
12. POST-INSTALLATION CHECKLIST 
12.1 To ensure that the system has been installed 
properly, review the installation outline on page 3-3. 
Then, review the items on the following list as a final 
check. 
- 
- 
- KSU, MDF, and station locations and cable runs 
meet environmental requirements, and cable 
lengths are within loop limits. 
Bridging clips are installed where required on all 
MDF blocks. 
Gas discharge...