Installing The T2-2R With Duplexer And Triple Relay Option Kit; Replacing The Fan Assembly - Motorola ASTRO 25 GTR 8000 Manual

MN003286A01-E
Appendix A: Conventional GTR 8000 Base Radio Option Kits
A.3.3

Installing the T2-2R with Duplexer and Triple Relay Option Kit

Procedure:
1 Install the standalone GTR 8000 Base Radio or GPW 8000 Receiver according to the processes
and procedures provided in the Base Radio or Receiver Installation Chapter. Install a duplexer
according to the appropriate "Replacing a Duplexer" procedure.
WARNING: To guard against personal injury and/or damage to equipment, switch the
base radio to Service Mode when performing service. Transmit inhibiting the base radio
within the Station Status screen in the Configuration/Service Software (CSS) also
prevents the transmitter from keying. Remember to switch the base radio back to Normal
Mode when service is complete.
2 If the base radio and receiver are in Normal Mode, ensure that each device is placed to Service
Mode, as follows:
a Connect to the transceiver module Ethernet service port using CSS. See
Through an Ethernet Port Link on page
b From the menu, select File → Read Configuration From Device.
c From the menu, select Service → Test And Measurement Screen.
d Click Change to Service Mode.
e At the confirmation screen, click OK.
The device halts activity in the current mode and switches operation to the requested mode.
f Disconnect the Ethernet cable from the transceiver module Ethernet service port.
g Repeat for each device in the configuration.
3 If you choose to turn off the power, set the rocker switch on the front of the associated power
supply to the Off (O) position.
4 Remove the fan module to gain access to the Transceiver Option Card (TOC) on the transceiver
module. Replacing the Fan Assembly on page 237
5 Connect cables to each device according to
Option Kit Wiring Diagram on page
NOTICE: When the GTR 8000 Base Radio or GPW 8000 Receiver is ordered with the
preselector option, the type N to BNC adaptor (58009291001) must be used on the
receiver end of RF cables.
6 Replace the fan modules for the base radio and receivers.
7 If you chose to turn off the power, set the rocker switch on the front of the associated power
supply to the On (I) position.
8 Place the base radio and receivers to Normal Mode, as follows:
a Connect to the transceiver module Ethernet service port using CSS. See
Through an Ethernet Port Link on page
b From the menu, select File → Read Configuration From Device.
c From the menu, select Service → Test And Measurement Screen.
d Click Change to Normal Mode.
e At the confirmation screen, click OK.
The device halts activity in the current mode and switches operation to the requested mode.
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140.
for details.
Figure 130: T2-2R with Duplexer and Triple Relay
303.
140.
Connecting
Connecting