Introduction
This manual provides essential information for the proper setup, operation, and maintenance of your GPX Portable CD Player, model CDP1805. Please read this manual thoroughly before using the device to ensure optimal performance and longevity.
Product Overview

Image: The GPX Portable CD Player CDP1805, a silver-colored circular device, shown with its included black over-ear headphones. The player features a digital display and control buttons on its top surface.
The GPX CDP1805 is a compact and portable CD player designed for on-the-go audio playback. It supports standard CD and CD-R/RW discs and features an auto bass boost system for enhanced audio quality. The device operates on two AA batteries (not included) and includes a 6-digit LCD display for track information and battery status.
Key Features:
- CD, CD-R/RW playback with programmable tracks.
- Auto bass boost system for enhanced low-frequency audio.
- 6-digit LCD display for track number and status.
- Low battery indicator to alert users when power is low.
- Operates using 2 AA batteries (not included).
- Includes a pair of headphones for immediate use.
Package Contents
Ensure all items are present in the package:
- GPX Portable CD Player (CDP1805)
- Headphones
- User Manual (this document)
Setup
Battery Installation:
- Locate the battery compartment on the underside of the CD player.
- Slide the battery compartment cover open.
- Insert two (2) AA batteries (not included) into the compartment, ensuring correct polarity (+/-) as indicated inside the compartment.
- Close the battery compartment cover securely.
Note: Always use fresh batteries. Remove batteries if the unit will not be used for an extended period to prevent leakage.
Connecting Headphones:
Plug the 3.5mm stereo jack of the included headphones into the headphone output jack located on the side of the CD player. Ensure the plug is fully inserted.
Operating Instructions
Loading a CD:
- Gently press the OPEN button or slide the latch to open the CD compartment lid.
- Place a CD or CD-R/RW disc onto the center spindle with the label side facing up.
- Gently press the disc down until it clicks into place.
- Close the CD compartment lid firmly until it latches.
Basic Playback:
- Play/Pause: Press the PLAY/PAUSE button to start playback. Press again to pause, and press once more to resume.
- Stop: Press the STOP button to stop playback.
- Skip Track: Press the SKIP FORWARD button to go to the next track. Press the SKIP BACKWARD button to go to the beginning of the current track, or press twice to go to the previous track.
- Volume Control: Use the VOLUME dial or buttons (if present) on the side of the unit to adjust the listening volume.
- Auto Bass Boost System (ABBS): This feature is typically activated automatically or can be toggled with a dedicated button (refer to device markings). It enhances bass frequencies for a richer sound.
Programmable Tracks:
The CDP1805 allows you to program a sequence of tracks to play in a specific order.
- In STOP mode, press the PROGRAM button. The display will show "P01" and flash.
- Use the SKIP FORWARD or SKIP BACKWARD buttons to select the desired first track.
- Press PROGRAM again to confirm the track. The display will show "P02".
- Repeat steps 2 and 3 to add more tracks to your program.
- Once all desired tracks are programmed, press the PLAY button to start playback of the programmed sequence.
- To clear the program, open the CD compartment or press the STOP button twice.
Maintenance
Cleaning the Unit:
- Wipe the exterior of the unit with a soft, slightly damp cloth. Do not use abrasive cleaners or solvents.
- For the optical lens inside the CD compartment, use a specialized CD lens cleaner disc or a soft, lint-free cloth designed for optics. Avoid touching the lens directly.
Battery Care:
- Replace batteries when the low battery indicator appears on the LCD display.
- If the unit will not be used for an extended period, remove the batteries to prevent corrosion and damage.
- Dispose of used batteries responsibly according to local regulations.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Unit does not power on. | Batteries are dead or incorrectly inserted. | Replace with fresh AA batteries, ensuring correct polarity. |
| CD does not play or skips. | Disc is dirty, scratched, or inserted incorrectly. Unit is subject to excessive vibration. | Clean the disc with a soft cloth. Try a different disc. Ensure the disc is seated properly. Avoid strong vibrations during playback. |
| No sound from headphones. | Headphones not fully plugged in, or volume is too low. Headphones are faulty. | Ensure headphones are fully inserted. Increase volume. Test with another pair of headphones. |
| LCD display is dim or blank. | Low battery power. | Replace batteries. |
Specifications
| Feature | Detail |
|---|---|
| Model Number | CDP1805 |
| Disc Compatibility | CD, CD-R/RW |
| Power Source | 2 x AA Batteries (not included) |
| Display | 6-digit LCD |
| Audio Output | 3.5mm Headphone Jack |
| Special Features | Auto Bass Boost System (ABBS), Programmable Tracks, Low Battery Indicator |
| Dimensions (L x W x H) | 7.25 x 3 x 10 inches |
| Weight | 9.6 ounces |
| Color | Silver |
Warranty and Support
For warranty information and customer support, please refer to the warranty card included with your product or visit the official GPX website. Keep your purchase receipt as proof of purchase for warranty claims.
Manufacturer: GPX
Website: www.gpx.com (Note: This is a placeholder URL as no specific support URL was provided in the input.)





