1. Introduction
Thank you for purchasing the CASIO TQ-159 Analogue Alarm Clock. This manual provides detailed instructions to help you set up and operate your new clock effectively. Please read this manual thoroughly before use and retain it for future reference.

Image 1.1: Front view of the CASIO TQ-159 Analogue Alarm Clock. This image displays the clock's face with clear numerical markings, hour, minute, and second hands, and the Casio logo.
2. Safety Information
- Do not expose the clock to extreme temperatures, direct sunlight, or high humidity.
- Avoid strong impacts or dropping the clock.
- Keep batteries out of reach of children. If swallowed, seek medical attention immediately.
- Dispose of used batteries according to local regulations.
- Do not attempt to disassemble or repair the clock yourself. Contact qualified service personnel.
3. Package Contents
Verify that all items are present in the package:
- CASIO TQ-159 Analogue Alarm Clock
- AA Manganese Battery (x1)
- Instruction Manual
4. Parts Identification
Familiarize yourself with the various parts and controls of your alarm clock:

Image 4.1: Rear and side view of the alarm clock. This image highlights the battery compartment, time setting knob, alarm setting knob, alarm ON/OFF switch, and light/snooze button.
- Time Setting Knob: Located on the back, used to adjust the current time.
- Alarm Setting Knob: Located on the back, used to set the desired alarm time.
- Alarm ON/OFF Switch: Located on the back, slides to activate or deactivate the alarm.
- Light/Snooze Button: Located on the top, press for temporary illumination or to activate snooze when the alarm sounds.
- Battery Compartment: Located on the back, holds one AA battery.
5. Setup
5.1. Battery Installation
- Open the battery compartment cover located on the back of the clock.
- Insert one AA manganese battery, ensuring the positive (+) and negative (-) terminals align correctly with the indicators inside the compartment.
- Close the battery compartment cover securely.
5.2. Setting the Current Time
- Locate the Time Setting Knob on the back of the clock.
- Rotate the knob in either direction to move the hour and minute hands to the correct current time.
6. Operating Instructions

Image 6.1: Visual representation of the clock's key functions: Electronic Sound Alarm, Snooze, Step Second Hand, and Light.
6.1. Setting the Alarm
- Locate the Alarm Setting Knob on the back of the clock.
- Rotate this knob to move the small alarm hand to your desired alarm time.
- Slide the Alarm ON/OFF Switch to the 'ON' position to activate the alarm. The alarm will sound at the set time.
6.2. Snooze Function
When the alarm sounds, press the Light/Snooze Button on the top of the clock. The alarm will temporarily stop and sound again after approximately 5 minutes.
6.3. Light Function
Press and hold the Light/Snooze Button on the top of the clock for a few seconds to illuminate the clock face for easy viewing in low-light conditions. Release the button to turn off the light.
7. Maintenance
7.1. Cleaning
Wipe the clock with a soft, dry cloth. Do not use abrasive cleaners, solvents, or chemical sprays, as these may damage the clock's finish.
7.2. Battery Replacement
When the clock's display becomes dim or the alarm function weakens, it is time to replace the battery. Follow the battery installation steps in Section 5.1. Always use a fresh AA manganese battery.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Clock does not operate. | Battery is dead or incorrectly installed. | Check battery polarity or replace with a new AA battery. |
| Alarm does not sound. | Alarm switch is OFF or alarm time is not set. | Ensure the Alarm ON/OFF switch is in the 'ON' position and the alarm hand is set correctly. |
| Light function is dim or not working. | Low battery power. | Replace the AA battery. |
9. Specifications

Image 9.1: Dimensions of the CASIO TQ-159 Analogue Alarm Clock, showing height, width, and depth measurements.
| Feature | Detail |
|---|---|
| Model Number | TQ-159-5JF |
| Display Type | Analogue |
| Functions | Electronic Sound Alarm, Snooze, Light, Step Second Hand |
| Power Source | 1 x AA Manganese Dry Battery |
| Product Dimensions (H x W x D) | 9.1 cm x 10.9 cm x 6.2 cm |
| Item Weight | 160 Grams |
| Material | Resin |
| Color | Dark Brown (Braun) |
10. Warranty and Support
This product is covered by a standard manufacturer's warranty. For specific warranty terms and conditions, please refer to the warranty card included with your purchase or visit the official Casio website. For technical support or service inquiries, please contact Casio customer service in your region.





