Lexmark X734de Service Manual page 418

7526
1.
Remove the HVPS. See
2.
For the upper two sensors: These sensors are more difficult to reach because the toner is difficult to
reach:
It is difficult to press both locking tabs at the same time. Using a spring hook, press the locking tab (A), and
disengage the sensor on that side. Press the other locking tab (B), and remove the sensor.
Note: Use a slight pressure on the cable to keep the first locking tab from relatching, while you disconnect
the second locking tab.
For the lower two sensors:
Using a spring hook, press the locking tab (C), and disengage the sensor on that side. Press the other
locking tab (D), and remove the sensor.
4-158
Service Manual
"High-voltage power supply (HVPS) cable removal" on page 4-102.