Power board 
The power board part number is 5E.5S502.00* 
Before removing the power board, follow these steps: 
▲  Prepare the monitor for disassembly. See Preparation for disassembly on page 12. 
Remove the power board:  
Locate the part number location on the board. 
 
IMPORTANT: 
•  Repairing must operate by professional repairers in HP repair center, not 
applicable for end user 
•  The primary side is the high voltage area, please take care when repair (Front and 
Back view) 
   
After repaired, must check PSU function is ordinary 
   
Primary Side 
Primary Side