Sanyo 1LG4B10Y1270A / Z8AL Main Board

Location: 2M4
Compatibility: Sanyo DP50E84

This replacement main board is designed for Sanyo TVs using model number DP50E84. It manages video processing, audio output, input switching, and overall system control. A failing main board often causes issues such as a dead screen, no signal response, distorted picture, or system malfunction.

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Part & Board Numbers

• Part Number: 1LG4B10Y1270A

• Board ID / Label: Z8AL

• Other Identifiers Found on Board:

  • 1LG4B10Y1270 (variant without final letter)

  • Z8AL series revision codes

  • Manufacturer silkscreen may include additional sub-IDs

Important: Always confirm the exact part number printed on your original board before ordering. Matching only by TV model can lead to incompatibility.

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Compatible TV Models

• Sanyo DP50E84

Other Sanyo or Magnavox sets using this board series may also be compatible, but the board number must match exactly to ensure proper function.

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Common Failure Symptoms a Defective Main Board May Cause

• TV powers on but no picture / black screen

• No input detection or “No Signal” even with known-good devices

• Distorted video, artifacts, or frozen picture

• No audio or intermittent/damaged sound output

• Menu not responding, sluggish performance, or rebooting loops

• HDMI or other ports failing to detect devices

Note: Similar symptoms can result from power supply or T-Con failures. Proper diagnosis is recommended.

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Installation & Handling Guidelines

• Unplug the TV and wait several minutes before beginning repair

• Use ESD-safe (anti-static) precautions when handling the board

• Confirm all connectors and ribbon cables are properly aligned and fully seated

• Avoid bending or flexing the board during installation

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Condition & Testing

• Fully tested and verified working

• Inspected, cleaned, and confirmed to function as intended

• Guaranteed to work when installed with matching board numbers

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Warranty & Return Terms

• 180-Day Warranty

• Returns accepted for boards that are unmodified, undamaged, and properly installed

• Keep your original board until TV functionality is confirmed

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Shipping Information

• Ships from Brighton, TN

• Secure, protective packaging

• Expedited shipping available at checkout

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If you need assistance confirming that 1LG4B10Y1270A / Z8AL is the correct match for your TV, we’re happy to help verify compatibility before ordering.