User Guide

Figure 21 GPS Quick Test window

4 Perform the test.

5 In Test Steps box all tests should show pass. If all tests pass, GPS is working properly. Otherwise proseed.

a If Oscillator test fails, repeat the test couple of times. If it fails again, check connections. If this doesn’t

help, swap engine module.

b If CW (Mode 3) test fails, try to adjust the signal level from generator. In Radioted mode, signal level

should be somewhere between -40 dBm to -60 dBm. If CW test fails, swap engine module.

WLAN Troubleshooting

WLAN functional description

The Size 4 WLAN module is designed for use with a single antenna shared between itself and a co-located

BT device. The WLAN SW is downloaded from the host engine when the WLAN is turned on over the dedicated

SPI interface. BT and WLAN clock is buffered from RF engine.

RM-412; RM-413

BB Troubleshooting

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