Motorola ASTRO SPECTRA Service Manual page 8

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6.3.8 Transmitter Test Pattern ................................................................................................. 6-23
Chapter 7 Encryption ........................................................................... 7-1
7.1 Universal Crypto Module Kits......................................................................................................... 7-1
7.1.1 ASTRO Digital Spectra ..................................................................................................... 7-1
7.1.2 ASTRO Digital Spectra Plus ............................................................................................. 7-1
7.1.3 Secure Dispatch Operation............................................................................................... 7-1
7.1.4 Secure Emergency Operation........................................................................................... 7-2
7.2 Load an Encryption Key................................................................................................................. 7-2
7.2.1 Model W3.......................................................................................................................... 7-2
7.2.2 Models W4, W5, W7, and W9........................................................................................... 7-3
7.3 Erase a Key ................................................................................................................................... 7-3
7.3.1 Model W3.......................................................................................................................... 7-3
7.3.2 Models W4, W5, W7, and W9........................................................................................... 7-4
7.4 Erase a Single Key (Model W3)..................................................................................................... 7-5
7.5 Erase All Keys................................................................................................................................ 7-5
7.5.1 Model W3.......................................................................................................................... 7-5
7.5.2 Models W4, W5, W7, and W9........................................................................................... 7-6
7.6 Over-the-Air Rekeying ................................................................................................................... 7-6
7.6.1 ASTRO Digital Spectra Model W3 .................................................................................... 7-7
7.6.2 ASTRO Digital Spectra Models W4, W5, W7, and W9 ..................................................... 7-9
7.7 Advanced Secure Operation........................................................................................................ 7-10
7.7.1 Multikey Operation .......................................................................................................... 7-10
Chapter 8 Disassembly/Reassembly Procedures ............................. 8-1
8.1 Introduction .................................................................................................................................... 8-1
8.2 Replacement Procedures .............................................................................................................. 8-1
8.2.1 Required Tools and Supplies............................................................................................ 8-2
8.2.2 Control Head Boards ........................................................................................................ 8-2
8.2.2.1 Model W3................................................................................................................. 8-2
8.2.2.2 Models W4, W5, and W7 ......................................................................................... 8-3
8.2.2.3 Model W9................................................................................................................. 8-4
8.2.3 Remote Back Housing Interface Board............................................................................. 8-5
8.2.3.1 Models W4, W5, and W7 ......................................................................................... 8-5
8.2.4 Remote Interconnect Board .............................................................................................. 8-6
8.2.4.1 Low-/Mid-Power Radios........................................................................................... 8-6
8.2.4.2 High-Power Radios .................................................................................................. 8-6
8.2.5 Power Amplifier Board ...................................................................................................... 8-7
8.2.5.1 Low-/Mid-Power Radios........................................................................................... 8-7
8.2.5.2 High-Power Radios .................................................................................................. 8-7
8.2.5.3 800 MHz Radios ...................................................................................................... 8-8
8.2.5.3.1 Back-End Removal ........................................................................................... 8-8
8.2.5.3.2 PC Board Removal ........................................................................................... 8-8
8.2.5.3.3 PC Board Installation ........................................................................................ 8-9
8.2.5.3.4 Back-End Installation ...................................................................................... 8-10
8.2.6 VOCON (Vocoder/Controller) Board............................................................................... 8-11
8.2.7 Command Board............................................................................................................. 8-11
8.2.7.1 Low-/Mid-Power Radios......................................................................................... 8-11
8.2.7.2 High-Power Radios ................................................................................................ 8-12
8.2.8 Receiver Front-End Board .............................................................................................. 8-13
February 3, 2003
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6881076C20-E