Fault Phenomenon: Sinoboom GTJZ12 scissor lift aerial work platform display shows garbled or distorted image.

Troubleshooting Process:
– Checked wiring: wiring loose.
– Checked screen: screen damaged.
– Checked interference: interference.
– Checked voltage: unstable voltage.

Root Cause: Poor contact in the display wiring or the screen is damaged.

Required Parts: Display assembly.