HP 2700n Service Manual - Page 166

DC controller PCA CAUTION PCAs are sensitive to electrostatic discharge (ESD). Look for the ESD reminder when removing PCAs. Always perform service work at an ESD-protected workstation or mat. If an ESD workstation or mat is not available, ground yourself by touching the sheet-metal chassis before touching an ESD-sensitive part. Protect the ESD-sensitive parts by placing them in ESD pouches when they are out of the printer. 1. Remove the following components: ● Formatter cage. See Formatter cage on page 112. ● Fuser. See Fuser on page 115. ● Upper cover. See Upper cover (fuser door) on page 100. ● Rear lower cover. See Rear lower cover on page 103. ● Left cover. See Left cover on page 104. ● Rear upper cover. See Rear upper cover on page 111. 2. Disconnect all of the wire-harness connectors and FFCs on the DC controller PCA (eight wireharness connectors and eight FFCs). CAUTION Do not bend or fold the FFCs during removal or installation. Figure 5-75 Remove the DC controller PCA (1 of 3) 148 Chapter 5 Removal and replacement ENWW