Service manual

9 TESTING
GSM Verification
Introduction
To test the phone for functional verification,the following equipment is
required.
• GSM compatible communications analyzer.
• Antenna test adaptor (Part Number SKN4870A) and an appropriate
cable/connectors.
• Test SIM card (Part Number8102430Z01).
• Charged battery pack.
Equipment Configuration
Initially insert the test SIM card into the slot at the rear of the personal cellular
telephone. If required, further information on SIM card insertion is available on
page 18. Slide a charged battery on to the back of the phone, so that the
telephone can be powered up. Finally, connect a cable from the accessory
connector to the RF in/out port of the communication analyzer, and power
both the analyzer and personal telephone on. The equipment set up shown in
figure .. “GSM/DCS testing configuration should now be in place.
GSM/DCS Manual Test Mode.
Introduction
Telephones are equipped with a Manual Test Mode capability. This capability
allows service personnel to take control of the tele-phone. and by entering
certain keypad sequences, make the telephone perform desired functions. to
enter the Manual Test Mode, a test SIM card (Part number 8102430Z01) is
required.
DCS Testing Procedure
All information required to perform the desired tests and measurements,
should be obtained from the communication analyzer’s manual. Ensure that
the unit being tested is capable of both initiating a call to the analyzer, and
recieving a call from the analyzer. Confirm thet the displayed Temprary Mobile
Subscriber Identify (TMSI), International Mobile Equipment Identify (IMEA),
and dialled number are correct. When a call is in progress the following tests
should be carried out on channels 512, 700, and 885. The recorded results
must be within the acceptable stated limits, if the unit being tested passes all
the tests it should be taken as functioning correctly. If the unit being tested
fails to confirm with any of the expected measurements, it should be taken as