Nortel Networks BCM1000 manual Chapter Troubleshooting

6Contents

Music on hold specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 159 Connecting the external music source . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 160 External music source programming . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 160

Chapter 14

Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 161

Using the System Status Monitor to monitor LEDs . . . . . . . . . . . . . . . . . . . . . . . . . . 162 Emergency telephone does not function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 164 ATA 2 does not function . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 165 Checking the wiring . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 165 Checking for dial tone at the ATA 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 166 Checking for trunk line dial tone to the ATA 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . 166

Chapter 15

Preparing hardware for maintenance or upgrades . . . . . . . . . . . . . . . . . . 167

Special tools . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 167 Shutting down the system software . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 168 Shutting down the system hardware . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 169 Removing the top cover from the unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 169 Removing the front bezel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 170 Restarting the system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 170 Restoring the system to operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 170 Software restart . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 171

Chapter 16

Replacing the hard disk. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 173

Removing the hard disk	174
Installing a new hard disk	177
Initializing the hard disk (single-disk system, BCM 2.5/2.5.1)	179
Initializing the hard disk (single-disk system, BCM 3.0)	182
Initializing the hard disk (single-disk system BCM 3.0.1 and newer systems)	184
Installing the mirrored disk controller	189
Installing the RAID board	190
Connecting the RAID board	191
Connecting RAID board ribbon cables	192
Routing power for mirrored systems	193
Power routing for 2.5 hardware	193
Power routing for 2.0 hardware	194
RAID board LEDs	195
Controlling and monitoring mirroring operations	196

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