Symbol SAC-TC7X-4BTYC1
Symbol 4-Slot Battery Charger User Manual
Model: SAC-TC7X-4BTYC1
Introduction
This user manual provides essential information for the safe and efficient operation of your Symbol 4-Slot Battery Charger. This charger is designed to charge up to four batteries simultaneously for Symbol TC70, TC75, and TC77 series mobile computers. Please read this manual thoroughly before use and retain it for future reference.
Package Contents
Verify that all items listed below are present in your package:
- Symbol 4-Slot Battery Charger (Cradle Dock)
- AC Power Adapter
- AC Power Cord

Image: The complete package contents including the 4-slot battery charger, its power adapter, and the power cord.
Setup
- Unpack Components: Carefully remove the charger, AC power adapter, and AC power cord from their packaging.
- Connect Power Adapter: Insert the DC output plug of the AC power adapter into the power input port located on the back of the 4-slot battery charger.
- Connect Power Cord: Connect the AC power cord to the AC power adapter.
- Plug into Outlet: Plug the other end of the AC power cord into a standard electrical wall outlet. Ensure the outlet provides the correct input voltage (240 Volts AC).
- Power Indicator: Once connected to power, the charger's indicator lights may briefly illuminate, indicating it is ready for use.

Image: An angled view of the Symbol 4-slot battery charger, highlighting the individual battery slots and the brand marking.
Operating Instructions
Charging Batteries
- Ensure the charger is properly connected to a power source.
- Insert a compatible battery (for TC70, TC75, or TC77 devices) into an available slot on the charger. Ensure the battery is inserted correctly, aligning with the contacts.
- The charging indicator light for that slot will illuminate to show the charging status.
- When the battery is fully charged, the indicator light will change color or turn off, depending on the specific battery and charger model's signaling. Refer to your device's battery manual for specific light indications.
- You can charge up to four batteries simultaneously.
- To remove a battery, simply pull it gently upwards from the slot.

Image: A top-down view of the Symbol 4-slot battery charger, clearly showing the four distinct charging bays.
Maintenance
- Cleaning: Disconnect the charger from the power source before cleaning. Use a soft, dry, lint-free cloth to wipe the exterior of the charger. Do not use abrasive cleaners, solvents, or harsh chemicals.
- Storage: When not in use for extended periods, store the charger in a cool, dry place away from direct sunlight and extreme temperatures.
- Handling: Avoid dropping the charger or subjecting it to strong impacts, as this can damage internal components.
- Ventilation: Ensure the charger is placed in a well-ventilated area during operation to prevent overheating. Do not block ventilation openings.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Charger not powering on / No indicator lights |
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|
| Battery not charging / Indicator light flashing yellow |
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| Slow charging |
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|
Specifications
| Feature | Detail |
|---|---|
| Model Number | SAC-TC7X-4BTYC1 |
| Brand | Symbol |
| Compatible Devices | Symbol TC70, TC75, TC77 Series Mobile Computers |
| Number of Slots | 4 |
| Input Voltage | 240 Volts AC |
| Output Voltage | 3.7 Volts DC |
| Item Weight | 2 pounds (approx. 0.91 kg) |
| Package Dimensions | 8 x 7 x 3 inches (approx. 20.3 x 17.8 x 7.6 cm) |
| Date First Available | January 10, 2018 |
Warranty and Support
For warranty information and technical support, please refer to the official Symbol website or contact your authorized Symbol reseller. Keep your purchase receipt as proof of purchase for warranty claims.
Manufacturer: Symbol