Step 2. Is The Base Radio Connected To The Gps Receiver - ashtech Z-Xtreme System Manual

RS232 port you were previously connected to. Avoid this port until you
can arrange to have it fixed.
Go to g) if the problem is not yet resolved.
g. You may have a malfunctioning radio or radio power cable.
(i). If using Pacific Crest UHF/VHF radios, it is not possible to further
isolate the problem. Contact your local dealer or Ashtech customer
support for assistance.
(ii). If using the external Ashtech SSRadio, follow these steps to isolate
the problem component:
Replace the radio cable with the one from the rover system. If
the radio powers up, there is a problem with the base radio
cable. Contact your local dealer or Ashtech customer support
for assistance.
If the cable swap fails to identify the problem, replace the radio
with the one in the rover system. If the radio powers up, there is
a problem with the base radio. Call your local dealer or Ashtech
customer support for assistance.
Base radio powered up
Go to step 2 below.

Step 2. Is the Base Radio Connected to the GPS Receiver?

In order for the base radio to transmit data, it must receive the data from the base
receiver. To determine if the radio is connected to the receiver, look for a cable con-
necting the two components.
Radio not connected to receiver
1. Connect the base radio to the GPS receiver
2. On the back panel of the Z-Xtreme, connect the radio cable to RS232 port B.
3. If using the Pacific Crest UHF/VHF or Ashtech SSRadio, connect the radio
cable to the connector labeled DATA/PWR or SERIAL.
Radio connected to receiver
1. Ensure proper connection
2. Ensure that the radio cable is connected to RS232 port B on the back panel of
the receiver.
3. Ensure the connection at the receiver and the radio is seated all the way in.
Go to step 3 if the problem is not yet resolved.
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