HP CC487-91209 Fax Manual page 19

3. Locate the thumb screws on the formatter board in the rear of the product.
4. Unscrew the thumb screws and pull the formatter from the product.
CAUTION:
electrostatic discharge (ESD). When handling the formatter board or the fax accessory card, use
static protection such as the following: 1) a grounding wrist strap that is connected to the metal
frame of the product. 2) Hold the metal frame of the formatter in your hand.
Avoid touching components on the formatter board or the fax accessory card.
ENWW
The formatter board and the fax accessory card contain parts that are sensitive to
Install the fax accessory in the HP Color LaserJet CM3530 MFP Series 7