Removal and Installation
Switch off the printer, the scanner, and the PC, and then disconnect them from
the power source prior to performing any maintenance.
HP Designjet T1100 MFP, 4500mfp, 4500 Scanner, 820 MFP Service Manual
1. Remove the Screen Bezel ⇒ Page 4-82.
2. Remove the LCD ⇒ Page 4-83.
3. Use a Phillips screwdriver to remove three
screws that are used to secure the inverter
PCA to the LCD.
4. Disconnect two cables from the inverter
5. Remove the inverter PCA.