Pelco 9770 HOW to Turn OFF the Audible Power Supply Alarm, Power Supply Alarm Speaker Switch

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HOW TO TURN OFF THE AUDIBLE POWER SUPPLY ALARM

The power supply module contains an audible alarm, which operates in conjunction with the fault LEDs located on the power supply front panel. To turn off this alarm, complete the following steps:

1.Turn off the matrix bay power.

2.Remove the power supply module from the matrix bay frame.

3.Move the speaker switch to the OFF position (refer to Figure 19).

4.Insert the power supply module back into the matrix bay frame.

5.Turn on the power.

SPKR ON/OFF

Figure 19. Power Supply Alarm Speaker Switch

28	C1555M-G (12/07)

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Contents System C1555M-G 12/07 Contents List of Illustrations List of Tables Description Models Controller and CPU ComponentsMatrix Bay Network Interface UnitOptional Components KeyboardsCompatible Receivers Installation UnpackingCM9700-CC1 CM9770-MXBMounting CM9770-MXB Mounting BaffleMounting the CM9770-MXB on Top of the Mounting Baffle Mounting the CM9700-CC1 Video INPUT/OUTPUT Connections Opening the CM9770-MXB Front CoverInstalling Video Input Cards CM9770-VCC How to Turn On the Pelco V-Sync SignalInsert or Replace a Video Card Remove a Video CardInsert or Replace a Monitor Card Installing Monitor Output Cards CM9770-VMCRemove a Monitor Card Performing a Basic LED Check Color Diagnostic CheckTable A. LEDs Illuminated During a Basic Check Insert or Replace a Rear Panel Video BNC Card CM9770-RPC Installing Rear Panel BNC CardsRemove a Rear Panel Video BNC Card CM9770-RPC CM9770-RPC Termination Jumpers-Right Card Looping Video Looping Video Out from the CM9770-MXBInsert or Replace a Rear Panel Monitor BNC Card CM9770-RPM Video INPUT/OUTPUT Capacity Single BayMultiple Bays, Single Node Sample Sideframing System Using an Output Bay Sample Single-Node System with Downframing Networked System Sample Networked SystemInstall a Backup Power Supply Power Supply Module CM9700-MPSRemove a Backup Power Supply HOW to Replace the Fuse in a Power Supply Module How to Replace a Power Supply FuseHOW to Turn OFF the Audible Power Supply Alarm Power Supply Alarm Speaker SwitchSystem Device Connections CM9700-CC1 Device ConnectionsCM9700-MGR PC Pin-Out Detail As necessary NIU connection RS-422 COM Port Sercom ConnectionsNot have to be in sequential ports Table D. Data Connections-Single Node, Hot-Switched System SwitchSwitch NIU connection MXB connectionsSample CM9770-MXB to CM9700-CC1 Connection System Start-Up Initialize the CC1Verify System Operation Initialize KeyboardsDisplay the CM9770-MXB Software Version Level Monitor Color AdjustmentDisplay a Blue Raster Screen Programming Your System Getting Help Using CM9700-MGR Sample WizardOperation Operating Your SystemAppendix HOW to Expand Your SystemSystem Architecture Sideframing Downframing Downframing with DFC Cards Downframe Cards DFC Card HOW to Install or Replace a CM9700-SER Card in the CC1 ISA Slot Number W1 IRQ SettingHow to Install a CM9700-SER Card When LED Is On Video Input Card CM9770-VCC DetailColor When LED is on or blinking Monitor Output Card CM9770-VMC DetailTest Mode Color SystemPort 1 RS-422 Baud Rate Data ProtectionNetworking Connecting Satellite Devices Programming Satellite DevicesHOW to Install Video Patch Panels CM9700-VPP CM9700-VPP Vertical MountMounting the CM9770-MXB in AN Open Rack Mounting the CM9770-MXB in an Open RackDOS Environment and Command Reference Boot ProcessAUTOEXEC.BAT and the Boot Process Invoking the CM9700 ExecutableDOS Commands File Names and DOSNavigating the DOS Directory Tree Example PATH=c\c\dosc\windowsUsing the Wild Card Character Manipulating Files in the DOS EnvironmentExample Change to the 9700 directoryDOS Reference \CDHelp command Floppy of a disk formatted using this switchBackslash \ symbol By default, DOS searchers just the current directoryTroubleshooting Problems with the CC1Symptom Possible Cause Corrective Action VCC Card CF LED Is Illuminated and the AUX LED Is BlinkingMonitor Display Problems LED Indicators on the Power Supply ModuleSwitch Front Panel Label ColorSpecifications Differential Gain 51% Differential Phase Degrees Signal to Noise Ratio 71dBrmsInput Voltage CommunicationRegulatory Notices CM9780-MXBProduct Warranty and Return Information ISO9001