Figure 6-164 8-bin Mailbox Controller PCA (2 of 2) 9 Disconnect the 8 cables from the Controller PCA (Figure 6-164, callout 5). To Reinstall: 1 Reconnect the 8 cables to the connectors on the 8-bin Mailbox Controller PCA (callout 5). 2 Be sure to reinstall the grounding cable beneath its corresponding screw. C4085-91087 8-bin Mailbox Removal and Replacement 347