Installation And Maintenance Requirements; Installation - Mitel SX-5 Manual

SECTION MITL9103-098-100-NA
Central Proccessing Unit (CPU)
Terminal Strip
Reset Button
System Switches
Status LED
Six Extension LED's
DTMF Receivers
Paging Ciruitry
Music on Hold Circuitry
Call Progress Tone Generators.
Ringing Generator Circuitry
POWER SUPPLY CARD: contains all the
circuitry necessary to conven commercial
AC power to voltages necessary in the
operation o f the system Satisfactory
operation o f the system's voltage sources
are indicated by four illuminated LED's on
the Power Supply Card These LED's are
visible when the access door is opened
Refer to Figure 7-1, SX-5 Equipment
Layout
TRUNK MODULE: plugs into the Main Card
and provides access t o two CO trunks.
This module can be set for ground or loop
start operation There are two types of
Trunk Modules available. One type has a
nominal impedance o f 900 ohms and the
other 600 ohms nominal impedance.
(dl MEMORY MODULE: plugs into the Main
Card This module includes:
Read Only Memory (PROMIROM) holding
the system operating instructions
Non-Volatile Random Access Memory (NV
RAM) containing the customer data base
Customer Data backup batteries protecting
the NV RAM against commercial power
failure and loss o f customer data
Random Access Memory (RAM) containing
temporary data
8.
INSTALLATION AND MAINTENANCE
REQUIREMENTS
Note: Caution i s necessary during installa-'
tion and maintenance o f any elec-
tronic equipment. such as the SX-5, t o
avoid possible damage t o the system
electronics b y static discharge.
A
simple means o f avoiding the pos-
sibility o f such damage, i s the use o f
the "Static Protection Wrist Strap" at-
tached t o one cabinet hinge. M l T U
strongly advises the use o f this w r i s t
strap; failure t o do s o can lead to i m -
proper system operation and decreas-
ed system life.
lnstallation
8.01
The following requirements must be met
when selecting a location for the SX-5
equipment cabinet
The location MUST
BE
Dry and clean
Well ventilated
Well lit
Easily accessible.
The location MUST NOT BE
Near a sprinkler system, sweating pipes,
steam pipes, or steam vents
In areas where corrosive fumes or exhaust
from machinery is present
Next t o a reproducing o r copying machine.
A minimum clearance o f 10 feet (3 m)
must be provided and the room should be
ventilated by an exhaust fan if the re-
producing machine is not equipped with a
filtering system.
8.02 lnstallation o f the SX-5 consists of 5
steps:
1. Mount the SX-5 vertically in the desired
location
2. Set the system switch 1 (SW 1) t o
Direct Trunk. Select (OPEN) o r Trunk
Group Operation (CLOSED).
3.
Connect the Trunk, Extension, Paging,
and Music on Hold pairs t o the terminal
strip connector.
4. Apply power t o the system
5. Program ?he system, if necessary.
Refer t o Section MITL9 1 03-098-200-
NA. Shipping, Receiving and Installation
Procedures
Page 10