HP 83206A User Manual page 261

Problems Specific to Using a PCS Interface
This section deals with problems specific to using a PCS Interface.
Mobile will not
camp on a Control
Channel.
Message "Selection
This message is displayed when trying to select a
not supported in
Control screen that is not supported when using the PCS Interface, such as TACS
PCS mode" occurs.
or J-TACS.
The PCS Interface
The PCS Interface must be connected properly to the Test Set, and be turned on
is on but the PCS
before the Test Set, for the Test Set to control it.
Mode field does not
1. Verify that the serial cable is connected between Test Set's Serial Port and the PCS
appear on the
CONFIGURE
2. Verify that the HP-IB/SER switch on the PCS Interface is set to the SER position.
screen.
3. Turn the Test Set and the PCS Interface off.
4. Turn the PCS Interface on and wait until it beeps twice. The two beeps indicate that the
5. Turn the Test Set on.
6. Press SHIFT, DUPLEX(CONFIG) to access the CONFIGURATION screen.
7. Select the PCS Mode field. The field will remain highlighted for several seconds as the
Verify that you have correctly connected the PCS interface to the Test Set. See
Interface Connections" on page 288
Verify that you have correctly connected the mobile to the Test System. See
"Connecting a Mobile" on page 38
Verify that the PCS Interface is turned on (the POWER LED is on).
Verify that you have set the PCS Mode field (on the CONFIGURE screen) to On
Verify that you have set the MS Capab field (on the DCCH CALL CONFIGURE II
screen) to match the type of mobile you are using.
• If the mobile is capable of operating in the US PCS band, set this field to
US PCS (even if you are testing it at Cellular band frequencies).
• If the mobile is not PCS-capable, set this field to Cellular.
Press the DUPLEX key to access the DUPLEX TEST screen. Verify that the
Input Port field is set to Ant, and that the Output Port field is set to Dupl.
These settings are needed to correctly work with the PCS Interface.
Interface's Serial Port.
PCS Interface is set to serial control.
PCS Interface is switched into the RF path of the Test System. When the field is no
longer highlighted, it will indicate that the PCS Mode is On.
Chapter 9, Troubleshooting
Problems Specific to Using a PCS Interface
.
.
System Type
"PCS
on the Call
261