Tektronix Z740/N - Phaser 740 Color Laser Printer Service Manual page 10

Figures
The Phaser 740 Color Printer 1
Print engine major components 6
Print engine components (continued) 7
Print engine sensor, switch and solenoid locations 8
Features of the image processor board 9
The front panel 11
The Phaser 740 rear panel 13
Tray switch sensors and actuators 15
Measuring the DC voltages (test points) 34
Door safety interlock switches 36
Manual color correction reference print 61
Removing cabinet covers 69
Removing cabinet covers 70
Removing the EMI shields 71
Removing the cartridge selector/eject unit 73
Removing the paper feeder 74
Removing the multi-purpose tray pick roller 75
Removing the cork separator pad 76
Removing the laser scanner and driver board 77
Removing the power supply 78
Removing the main motor, paper-feed motor, toner cartridge drive motor and cleaning
board 79
Removing the toner cartridge drive unit, home position sensor and the left door interlock
switch 80
Removing the temperature/humidity sensor board 81
Removing the pre-exposure lamp and pre-transfer lamp 81
Removing the gear train 82
Removing the tray guides 83
Removing the engine control board 84
Removing the high-voltage board 85
Removing the image processor board 86
Cabinet FRUs 88
Cabinet FRUs 89
Motor and fan FRUs 91
Sensor, switch and flag FRUs 93
Circuit board and electronic FRUs 95
Imaging and paper feed component FRUs 97
Wiring diagram 113
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Service Guide