Key facts
- Brand
- Motorola
- Model
- GP338
- Category
- Communications equipment
- Documents
- 2
- Languages
- EN
- Last added
- 2012-04-10
Start here

Motorola GP338 Portable Radio User Guide
This guide introduces the GP338 portable radio, describing its main components such as the channel selector, volume knob, push‑to‑talk button, microphone, LED indicator, LCD screen and programmable buttons. It explains how to attach and remove accessories like the battery, antenna, and belt clip, and how to power the radio on or off and adjust volume and channel selection.
The manual details menu navigation, utility functions, and configuration options. Users can change squelch settings, power level (high, low, auto), clock format (12‑hour/24‑hour), alarms, and option‑board features. Step‑by‑step procedures are provided for making and receiving calls, using the phone mode, and customizing tone tagging and scan lists.
All Motorola GP338 documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
Questions answered in these manuals
How do you enter Menu Mode on the GP338?
Press the * key (labeled “1” in the guide) to enter Menu Mode.
How can the power level be changed?
Select the Power Level option in the Utilities menu and choose high, low, or auto.
What model is this manual for?
The manual is for the Motorola GP338 Plus.
Who holds the copyright for this manual?
Motorola holds the copyright.
