Engine Control Board; Removing The Engine Control Board - Tektronix Z740/N - Phaser 740 Color Laser Printer Service Manual

Engine control board

Engine
control
board
bracket
Engine
control
board
IC 4

Removing the engine control board

Note
Swap NVRAM IC4. IC4 stores print engine parameters and all
consumable life counts and the engine print count. Connector CN28,
next to IC4 has no corresponding plug.
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Phaser 740 Color Printer
740-7-11