Motorola i860, Field Service Manual, Page: 85 / 106

FIELD LEVEL TEST MODES AND PROCEDURES: TX Power Test
8-6
68P80400P73- A
8.6 TX Power Test
Use this test on a unit on a unit having bad transmission (TX) or intermittent service failures. (This
is a transmitter test only.)
Connect the regulated battery
eliminator to the unit to be tested.
Remove the antenna from the unit.
Set the power supply between 5.0
and 12.0 Vdc.
Notes:
1. Place the unit into Test Mode for this test.
2. Unit will transmit at greater than 24 dBm.
3. In the United States, the Main board can only be replaced and
programmed at the factory or i DEN Radio Support Center.
Power up unit. Enter test mode
(see Entering Test Mode ).
Pass
Fail
Press STOP .
Press Exit on the unit to exit this
mode, or press
Menu
,
Edit
, right
Scroll key to continue on to BER
test.
Continue with the
BER test.
Watch for a signal on the
R-2660. (Make sure the R-2660
is set for the proper frequency:
813.5125MHz.)
Set up the R-2660 for Spectrum
Analyzer display, and
connect the unit to the
RF IN/OUT connector.
Replace the
Main board, and
repeat the test.
Press Menu, Edit,
Ok .
Press Ok , Back , Menu ,
Start .
Press
TX ON
to start
transmitting.
Scroll down until 800 POW 2 is
highlighted.