Black Box 5000 manual CEM, VOICE/FAX CARD, or CSU/DSU Module

Multiserver 5000

5.5.4REMOVE SPACERS

Inside the front of the Multiserver unit, there are six spacers for positioning the modules (see Figure 5-9). To remove a spacer, simply slide the spacer up and out of the unit. Set the spacers aside for reassembly. The bottom-most spacer (the number 1 spacer in Figure 5-9) should remain in the unit.

5.5.5DISASSEMBLY CONSIDERATIONS

Adding a CSU/DSU Module. The disassembly procedures end here. Refer to MS1 56K CSU/DSU Module User’s Manual for installation guidelines.

Adding an RLB (Remote LAN Bridge) Module. Remove the CSU/DSU module (if appropriate). Refer to MS RLB Module User’s Manual for installation guidelines.

Adding a Voice/Fax Module. Remove the CSU/DSU module and/or the RLB Module (if appropriate). Refer to MS1 Voice/Fax Card User’s Manual for installation guidelines.

Adding a Channel Expansion Module (CEM). Remove Voice/Fax card(s), RLB Module, and/or CSU/DSU module (if appropriate). See Section 5.7.1 for installation guidelines.

Adding an NMS Module. The addition of the NMS module will require the removal of all the modules,

including the CCM. Follow the CCM Removal instructions (Section 5.5.7). Refer to the MS1 NMS Module User’s Manual for installation guidelines.

5.5.6REMOVING A CHANNEL EXPANSION MODULE

(CEM), VOICE/FAX CARD, OR CSU/DSU MODULE

1.Disconnect any external cables connected to the module.

2.Unscrew the two screws in the back panel.

3.Gently remove the board by lifting it up and making sure that the stacking connectors disengage.

4.Remove the spacer associated with the module if you need to remove the next module.

5.5.7REMOVING THE CCM

1.Before removing the CCM, remove the CommPak cartridge and place it in an antistatic bag. (See Section 4.2, CommPak Cartridge Installation and Removal.)

2.Disconnect all external cables \connected to the CCM. Remove any converters, if installed.

3.Disconnect the 12-pin power supply harness from the CCM (see Figure 5-10).

4.Disconnect the 26-pin LCD ribbon cable from the CCM.

12-PIN POWER

CONNECTOR

26-PIN RIBBON

CONNECTOR FROM LCD

FAN CONNECTOR

34-PIN RIBBON CONNECTOR

FROM NMS MODULE

Figure 5-10. Disassembling the CCM.

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