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Trimble 4000 GPS Receiver Resources

• Trimble 4000 Secrets
• Trimble 4000 Option Codes Explained
• Trimble 4000 Option Code Generator
• Firmware Images including 7.32 with WRNO fix for dates after April 2019.
• See the manuals section for manuals.
• Data Transfer/Conversion Workflow

Receiver Generations

There were three notable generations of the Trimble 4000 series receivers.

1984: First Generation: Rack Mount

Models: 4000A (1984), 4000AX, 4000S, 4000SX, 4000SXD, 4000SL, 4000SLD (1988)

The first generation was represented by the 4000A. Contained in a 19" rackmount enclosure, they were not exceedingly portable. Trimble stuffed them in plastic carrying cases and called them "portable"

19xx: Second Generation: Yellow Metal Box

Models: 4000ST, 4000SST, 4000STD, 4000RL, 4000DL

Architecture: Motorola MC68HC000 CPU

1994: Third Generation: Plastic Box

Models: 4000SE, 4000SSE (1994), 4000Si, 4000SSi, 4000RS, 4000DS, 4000RL2, 4000DL2

Architecture: Motorola MC68332 SoC, Texas Instruments TMS320C25 DSP, S87C552 (Display/keypad controller?)