🛰️ Garmin iQue USB Cable
 
(USB Type‑A Male ↔ Garmin 4‑Pin Proprietary Plug • Sync + Charge Cable for Garmin iQue Series)

This cable was the standard interface for Garmin’s early PDA‑style GPS devices, allowing users to connect to a computer for map updates, data sync, and charging.
 
🔧 Cable Form
USB Type‑A male (host side)
Garmin proprietary wide plug (device side)
Cable length: 6ft
Rugged molded strain relief
Garmin part numbers: 010‑10409‑00, sometimes cross‑listed as 010‑10567‑02
 
🖥️ Compatible Devices
Garmin iQue 3600 (Palm OS PDA with GPS)
Garmin iQue 3200
Garmin iQue M5 (Windows Mobile PDA)
Other early Garmin PDA‑style devices with the 4‑pin USB sync port
 
✅ Common Uses
🔄 Data sync between Garmin iQue PDA and PC (contacts, calendar, waypoints, routes)
🔋 Charging the device via USB power
🧩 Map updates and firmware upgrades through Garmin software
🧪 Developer testing for legacy Palm OS/Windows Mobile Garmin apps
🧵 Preserving vintage GPS/PDA setups for collectors and retro computing enthusiasts
 
🧠 Signal Format
⚡ USB 1.1/2.0 host side
🔌 Garmin wide plug carries USB D+/D‑ and 5V charging power
🔁 Supports simultaneous charging and data transfer
 
⚠️ Things to Watch Out For
📉 Not compatible with modern Garmin devices (which use mini‑USB, micro‑USB, or USB‑C)
🔌 Proprietary connector — only works with iQue and select PDA‑era Garmin devices
 
🛠️ Quick Tips for Beginners
🧭 Confirm your device is an iQue PDA before sourcing this cable
🔌 Install Garmin software (MapSource, Palm Desktop, or ActiveSync for M5) for sync
🧪 Use USB wall adapter for charging if PC is unavailable