Motorola ASTRO XTS 5000 Detailed Service Manual page 8

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5.3 Voltage Measurement and Signal Tracing..................................................................................... 5-2
5.4 Standard Bias Table ...................................................................................................................... 5-2
5.5 Power-Up Self-Check Errors.......................................................................................................... 5-3
5.6 Power-Up Self-Check Diagnostics and Repair (Not for Field Use)................................................ 5-4
Chapter 6 Troubleshooting Charts ..................................................... 6-1
6.1 Introduction .................................................................................................................................... 6-1
6.2 List of Troubleshooting Charts ....................................................................................................... 6-1
6.3 Main Troubleshooting Flowchart.................................................................................................... 6-2
6.4 Power-Up Failure-Page 1 ............................................................................................................ 6-3
6.5 Power-Up Failure-Page 2 ............................................................................................................ 6-4
6.6 DC Supply Failure-Page 1........................................................................................................... 6-5
6.7 DC Supply Failure-Page 2........................................................................................................... 6-6
6.8 DC Supply Failure-Page 3........................................................................................................... 6-7
6.9 Display Failure-Page 1 ................................................................................................................ 6-8
6.10 Display Failure-Page 2 ................................................................................................................ 6-9
6.11 Display Failure-Page 3 .............................................................................................................. 6-10
6.12 Volume Set Error ......................................................................................................................... 6-11
6.13 Channel/Zone Select Error .......................................................................................................... 6-12
6.14 Button Test................................................................................................................................... 6-13
6.15 Top/Side Button Test ................................................................................................................... 6-14
6.16 VCO TX/RX Unlock...................................................................................................................... 6-15
6.17 VOCON TX Audio-Page 1 ......................................................................................................... 6-16
6.18 VOCON TX Audio-Page 2 ......................................................................................................... 6-17
6.19 VOCON RX Audio-Page 1......................................................................................................... 6-18
6.20 VOCON RX Audio-Page 2......................................................................................................... 6-19
6.21 RX RF-Page 1 ........................................................................................................................... 6-20
6.22 RX RF-Page 2 ........................................................................................................................... 6-21
6.23 RX RF-Page 3 ........................................................................................................................... 6-22
6.24 RX RF-Page 4 ........................................................................................................................... 6-23
6.25 RX RF-Page 5 ........................................................................................................................... 6-24
6.26 TX RF-Page 1............................................................................................................................ 6-25
6.27 TX RF-Page 2............................................................................................................................ 6-26
6.28 TX RF-Page 3............................................................................................................................ 6-27
6.29 Keyload Failure ............................................................................................................................ 6-28
6.30 Secure Hardware Failure ............................................................................................................. 6-29
Chapter 7 Troubleshooting Waveforms ............................................. 7-1
7.1 Introduction .................................................................................................................................... 7-1
7.2 List of Waveforms .......................................................................................................................... 7-1
7.3 13 MHz Clock................................................................................................................................. 7-2
7.4 16.8 MHz Buffer Input and Output ................................................................................................. 7-3
7.5 32.768 kHz Clock Outputs ............................................................................................................. 7-4
7.6 SPI B Data ..................................................................................................................................... 7-5
7.7 RX Serial Audio Port (SAP) ........................................................................................................... 7-6
7.8 Receive Baseband Interface Port (RX BBP).................................................................................. 7-7
7.9 Transmit Baseband Interface Port (TX BBP) ................................................................................. 7-8
April 15, 2002
Table of Contents
68P81094C31-O