Motorola GP340 ATEX Service Information - Page 3

Browse online or download pdf Service Information for Portable Radio Motorola GP340 ATEX. Motorola GP340 ATEX 30 pages. Professional radio, power distribution and controller
Also for Motorola GP340 ATEX: Specification Sheet (5 pages), User Manual (31 pages), Specification Sheet (2 pages), User Manual (30 pages), User Manual (30 pages), Basic User's Manual (10 pages), Service Information (32 pages), Service Information (30 pages), Service Information (26 pages), Service Information (24 pages), Service Information (31 pages), Service Information (43 pages)

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Motorola GP340 ATEX Service Information

Table of Contents

Chapter 1
THEORY OF OPERATION
1.0 Overview ..............................................................................................................1-1
2.0 Radio Power Distribution .....................................................................................1-1
3.0 Controller Circuits ................................................................................................1-2
3.1 Controller Architecture....................................................................................1-2
3.2 MCU Digital Architecture ................................................................................1-2
3.3 Real Time Clock .............................................................................................1-3
3.4 ModB/Vstby Supply ........................................................................................1-4
3.5 Audio/Signaling Architecture ..........................................................................1-4
Chapter 2
TROUBLESHOOTING CHARTS
1.0 UHF/ UHF2 Controller..........................................................................................2-1
1.1 All models except those with PCB 8486458Z03.............................................2-1
1.2 Models with PCB 8486458Z03 .......................................................................2-2
Chapter 3
CONTROLLER SCHEMATICS
1.0 Allocation of Schematics and Circuit Boards .......................................................3-1
2.0 Controller - Set 1 (PCB 8480450Z03, 8485641Z02, 8480587Z01,
3.0 Controller - Set 2 (PCB 8480450Z13/14, 8485641Z06).......................................3-9
4.0 Controller - Set 3 (PCB 8486458Z03, 8486686Z02)..........................................3-15
8485677Z01, 8480641Z03) ......................................................3-3
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