Document History
Document History
The following major changes have been implemented in this manual since the previous edition:
Edition
68012004061-A
68012004061-B
68012004061-C
68012004061-D
68012004061-E
68012004061-F
Description
Initial edition
Added information for APX 2000/ APX 4000 (VHF
and UHF2)
• Chapter 3: Theory of Operation
• Chapter 5: Troubleshooting Charts
• Chapter 7: Troubleshooting Tables
• Chapter 8: Schematics, Boards Overlays, and
Parts Lists
Updated UHF1 schematics, PCB and Parts List.
Added information for APX 2000/ APX 4000 (900
MHz), Model 1.5 and APX 4000Li
• Chapter 3: Theory of Operation
• Chapter 5: Troubleshooting Charts
• Chapter 7: Troubleshooting Tables
• Chapter 8: Schematics, Boards Overlays, and
Parts Lists
Updated APX 4000Li Model 2 information
• Chapter 3: Theory of Operation
Chged GPS Low Noise Amplifier ICs from Part no.
5187344N09 to 51016097001 due to EOL from
Infineon
1) Changed Mace IC from part no. 5185912Y03 to
5185912Y05 due to security software enhanced.
2) Added information for APX 1000
Added information for APX 1000 (VHF, UHF2),
APX 2000/ APX 4000 (Two Knobs)
Date
Nov. 2011
May 2012
Nov. 2012
June 2013
June 2014
Nov. 2014
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