HP 750 - Manual (Page 208)

10-10 C4705-90000 Product History and Service Notes
Problems with the Entry Platen
Date: 1 November 1995
Service Note: C3195AĆ01
C3196AĆ01
Supersedes: None
Products: HP DesignJet 750C (C3195A)
HP DesignJet 750C (C3196A)
Serial Numbers: C3195A ESA0000000/ESA5700335
C3196A ESA0000000/ESA5700644
To be performed by: HPĆQualified Personnel
Parts Required:
Part Number Description Qty
C3195Ć00002 Entry Platen Ć DĆsize 1
C3196Ć00002 Entry Platen Ć EĆsize 1
Situation
The entry platen, under certain circumstances (bent), can:
D Cause the media sensor not to detect the presence of media.
D Damage the media sensor.
If this happens, the media fails to load.
Solution
A new entryĆplaten has been introduced to avoid this problem.
Removing and Installing the New Entry Platen :
1 Remove the window ' page 6Ć13.
2 Remove the center cover ' page 6Ć14.
3 Remove the left and right endcovers ' pages 6Ć16 and 6Ć17.
4 Disengage the media sensor cable from the clamps and remove the media sensor from the
entry platen.
5 Lower the rollfeed cover to the open position.
6 Use a Torx TĆ15 screwdriver to loosen the wedge screws that attach the entry platen to
the left and right sideplates.