HP 2500C Series - Manual (Page 189)

Removal and Replacement of Parts (without Calibration) 7-39
Replacement of Parts
Replacement of Encoder Strip
You will be removing the encoder strip from the printer and installing a new encoder strip.
Removing the Encoder Strip
Step 1. Remove the Paper Knob (refer to the
procedures in Removing the Paper Knob
from Replacement of Paper Knob).
Step 2. Unlatch the catch under the fan and remove
casing. Set the cover aside.
Step 3. Unlatch the encoder strip from both ends.
Step 4. Slide the encoder strip out through the
carriage.