7.13 Retail I/O, TeamCOMBO and TeamUSB Board Replacement1. Remove the AC power.2. Remove the front cover (see section 5.1.1).3. Remove the top cover (see section 5.1.4).4. Remove the two Philips screws, and then lift Retail I/O, TeamCOMBO or TeamUSBboard to remove it from the connector on the riser card. Pull board up until connectoron riser is free. More upward pressure is required on the riser card side.5. To mount the Retail I/O, TeamCOMBO or TeamUSB board again, reverse theremoval procedure.6. When either the TeamCOMBO board or the TeamUSB board is installed, one of theUSB ports on the A motherboard becomes unavailable because it is used as a hub forthe new I-O board. Install a blanking label, provided with the Upgrade Kit over thetop USB port connector on the back of the motherboard.90000291 Rev 3.0 7-23TeamPoS 2000 MAINTENANCE MANUAL