Common symptoms of faulty panel PCB:
If your printer has:

Price:
Price 500.0 INR / Piece
Minimum Order Quantity : 2 Pieces
Pattern : Rectangular PCB with soldered ICs and ports
Storage Instructions : Store in dry, antistatic environment
For Use In : HP LaserJet 1020, 1018, 1022, M1005, 3050 Series Printers
Features : Highquality replacement ECU card; Plugandplay installation; Stable performance; Compatible with multiple HP models
Price 35.0 INR / Set
Minimum Order Quantity : 10 Sets
Pattern : Cylindrical
Storage Instructions : Store in a cool, dry place
For Use In : HP LaserJet 1020, 1018, 1022
Features : Durable, Precise Fitting, Smooth Functionality, Easy to Install
Price 90.0 INR / Piece
Minimum Order Quantity : 5 Pieces
Pattern : Plain
Storage Instructions : Store in a dry and dustfree environment
For Use In : Canon LBP2900, LBP2900B printers
Features : Easy to install, Durable construction, Precise paper alignment
Price 450.0 INR / Piece
Minimum Order Quantity : 2 Pieces
Pattern : Matte finish
Storage Instructions : Store in a cool, dry place
For Use In : HP LaserJet 1005
Features : Sturdy design, Exact fit for HP 1005, Easy replacement