Introduction
This manual provides essential information for the safe and effective use of your Galaxy Bang AC Adapter Charger. Please read these instructions carefully before using the product and retain them for future reference.
This AC adapter is designed as a compatible replacement power supply for various Sony VAIO laptop models, including PCG-393L, PCG-394L, PCG-3A1L, PCG-3A2L, PCG-3A3L, PCG-3A4L, PCG-3B2L, PCG-3D1M, and PCG-3F1M.
Safety Information
- Ensure the adapter's voltage and current specifications match your laptop's requirements.
- Do not expose the adapter to water, moisture, or extreme temperatures.
- Avoid dropping or subjecting the adapter to strong impacts.
- Do not attempt to disassemble or repair the adapter yourself. Refer to qualified service personnel.
- Keep the adapter away from children.
- Unplug the adapter from the power outlet when not in use for extended periods.
- Ensure proper ventilation around the adapter during operation to prevent overheating.
Package Contents
Verify that your package contains the following items:
- 1 x Galaxy Bang AC Adapter Charger
- 1 x Power Cord (AC Input Cable)

Image: The Galaxy Bang AC Adapter Charger shown with its detachable power cord.
Product Overview
The Galaxy Bang AC Adapter Charger is designed to provide reliable power to your compatible Sony VAIO laptop. It features multiple safety protections and a durable construction.
Key Features:
- Output: 19V DC, 4.7A, 91W
- Connector Type: Blue Round Tip (4.5mm Outer Diameter, 3.0mm Inner Diameter)
- Safety Protections: Short Circuit, Over Current, Over Voltage, Over-Temperature
- Certifications: CE, FCC, RoHS
- Internal Design: Tinned Copper Core Wire with multiple shielding, smart chip for temperature and current control.
Connector Tip Verification:
Before connecting, verify that the adapter's connector tip matches your laptop's power input port. This adapter features a blue round tip with specific dimensions.

Image: Diagram illustrating the "Blue Round Tip" connector with 3.0mm inner diameter and 4.5mm outer diameter.
Internal Construction:
The adapter is constructed with high-quality components for efficient and safe power delivery.

Image: Cross-section diagram of the power cable showing tinned copper core wire, ground wire, wire insulation, aluminum foil shielding, and PVC cable jacket.

Image: Exploded view of the adapter showing internal components such as ABS+PC casing, aluminum sheet, copper sheet, transformer, main capacitance, excellent capacitance, and EMI filter circuit.
Safety and Performance:
Integrated smart chips and multi-safe protection features ensure stable and secure charging.

Image: Icons representing Short Circuit Protection, Over Current Protection, Over Voltage Protection, Over-Temp Protection, Fast Charging, and CE, FCC, RoHS certifications.

Image: Diagram of a smart chip on a circuit board, indicating its role in temperature control, heat dissipation, low energy loss, and current control.
Setup Instructions
- Verify Compatibility: Confirm that your Sony VAIO laptop model is listed as compatible with this adapter. Check the voltage and current requirements of your laptop against the adapter's specifications (19V, 4.7A, 91W).
- Inspect the Adapter: Before first use, visually inspect the AC adapter and power cord for any signs of damage. Do not use if damaged.
- Connect the Power Cord: Plug the AC input power cord firmly into the adapter's AC inlet.
- Connect to Laptop: Insert the DC output connector tip into your laptop's power input port. Ensure a snug fit.
- Connect to Power Outlet: Plug the other end of the AC input power cord into a standard wall power outlet.
- Power On: Your laptop should now begin charging or receive power.
Operating Instructions
- Always connect the adapter to the laptop first, then to the wall outlet. When disconnecting, unplug from the wall outlet first, then from the laptop.
- Do not pull the cable to disconnect; always grasp the plug itself.
- Avoid bending or crimping the cables excessively, as this can damage the internal wires.
- If the adapter feels excessively hot, disconnect it immediately and allow it to cool. Ensure it is in a well-ventilated area.
Maintenance
- Cleaning: Disconnect the adapter from both the power outlet and the laptop before cleaning. Use a soft, dry cloth to wipe the surface. Do not use liquid cleaners or solvents.
- Storage: When not in use, store the adapter in a cool, dry place. Avoid tightly winding the cables to prevent damage.
- Inspection: Periodically inspect the adapter and cables for any signs of wear, cuts, or fraying. Replace if damage is observed.
Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Laptop not charging. |
|
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| Adapter is hot during use. |
|
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| Sparking when plugging into outlet. |
|
|
Specifications
| Brand | Galaxy Bang |
| Model Number | SK90195333 |
| Input Voltage | AC 100-240V (Standard worldwide) |
| Output Voltage | DC 19V |
| Output Current | 4.7A |
| Power (Wattage) | 91W |
| Connector Type | Proprietary Blue Round Tip (4.5mm OD, 3.0mm ID) |
| Cable Length (AC Input) | Approx. 59 inches (1.5m) |
| Cable Length (DC Output) | Approx. 47 inches (1.2m) |
| Product Dimensions (Adapter Body) | Approx. 5 x 3 x 2 inches (12.7 x 7.6 x 5.1 cm) |
| Item Weight | Approx. 8 ounces (227 grams) |
| Compatible Devices | Sony VAIO Laptops (PCG-393L, PCG-394L, PCG-3A1L, PCG-3A2L, PCG-3A3L, PCG-3A4L, PCG-3B2L, PCG-3D1M, PCG-3F1M) |

Image: Diagram showing the dimensions of the charger body (4.13in x 1.77in x 1.18in) and the approximate full length of the cable assembly (10.18ft).

Image: Diagram showing the AC input cable length (59 inches) and DC output cable length (47 inches).
Warranty and Support
This product comes with a 365-day warranty from the date of purchase. Additionally, a 30-day money-back guarantee is offered for any reason.
For technical support or warranty claims, please contact the seller through the platform where the purchase was made. 24x7 service is available.