HP Designjet 4500 - Page 525

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Removal and Installation
HP Designjet 4500 Printer Series Service Manual
7. Disconnect two cables from the BT Arm
Encoder Disc PCA.
8. Remove two T-8 screws (Type L) that
secure the BT Arm Encoder Disc PCA.
9. Remove the BT Arm Encoder Disc PCA.