HP LaserJet 4000 Series - Engine Controller Board

Reference Diagrams 7-93
Engine Controller Board
Figure 7-20 Engine Controller Board Layout
Table 7-37. Engine Controller Board Layout
SW1 Power switch
SW501 Test print switch
VR201 Adjusted at factory
VR501 Top of page adjustment
VR601 Adjusted at factory
For more information on the LaserJet 4000 / 4050 Visit www.PrinterSupplies.com 800-551-1943