Table Of Contents - Genius Wireless Mini Navigator Service Manual

Service Manual

Table of Contents

Chapter 1. INTRODUCTION...........................................................................................................2
a. Hardware ...............................................................................................................................2
b. Software ................................................................................................................................2
Chapter 2. Testing Procedures ..........................................................................................................3
a. Testing flow chart.....................................................................................................................3
b.Check U1pin13 Working Volts .................................................................................................5
c.Check U1 pin11 Working FREQ...............................................................................................6
d. Check U1 pin 1 SCLK Signal ..................................................................................................7
e.Check U1 pin 16 SDIO Signal ..................................................................................................8
F.Check U2 pin17 Working volts.................................................................................................9
g.Check U2 pin18 Working RFEQ. ...........................................................................................10
h.Check U2 pin 15 PW CND Signal.......................................................................................... 11
i.Check U2 pin 16 Data Signal...................................................................................................12
Chapter 3. Troubleshooting.............................................................................................................13
Chapter 4. Removal and Replacement............................................................................................14
Chapter 5. Parts list .........................................................................................................................15
Chapter 6. Tools ..............................................................................................................................15
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