Extron electronic 42 HVA manual Reference Information, cont’d, Replacing the AC fuse

Page 44

Reference Information, cont’d

8.	Ensure that the switcher is working properly.

9.If the switcher was removed from a rack, remove its power cord, reattach the switcher to the rack, and reconnect the power cord.

10. Reconnect the input and output cables.

Replacing the AC fuse

The AC fuse on the power supply board is a user-replaceable component of the CrossPoint 42. To replace the AC fuse, do the following:

Fuse

1.5A

MAX

	1
100-
240V	2
50-	2
60Hz

R

G

B

H

3

V

R 4

INPUTS

G

B

H

V

	1
HV 2		3	1
ON	HV	3
		HV 4
		HV
			R
			2
			G
			B
			OUTPUTS

H V

1

L

R

2 3 4

AUDIO

INPUTS

	1
L	2
R	L

AUDIO	R
OUTPUTS

RS232

Figure B-5 — Replacing the AC Fuse

1.Follow the instructions in Opening the switcher on page B-2 to remove the top cover.

2.Locate the fuse on the power supply board (see figure B-5), and remove it from its retaining clips.

3.If test equipment is available, you can check the fuse.

4.Place a new 2A/250V fast-blow fuse in the retaining clips.

5.Reinstall the switcher’s cover. See Closing the switcher on page B-2.

If you choose to check the switcher for proper operation before putting the cover back on, ensure that tools and hands are outside the switcher, then connect the power cord to the unit and to an AC source. The switcher should power up normally. Unplug the AC power cord and reinstall the cover.

6.Attach the power cord to the switcher and to the AC power source. Make sure the switcher is working properly.

7.If the switcher was removed from a rack, remove its power cord, reattach the switcher to the rack, and reconnect the power cord.

8.	Reconnect the input and output cables.

B-4 CrossPoint 42 HVA Matrix Switcher • Reference Information

Image 44

Contents

CrossPoint Matrix Switcher CrossPoint 42 HVASafety Instructions English Consignes de Sécurité FrançaisSicherheitsanleitungen Deutsch Instrucciones de seguridad EspañolQuick Start CrossPoint 42 HVA View and adjust audio level Quick Start CrossPoint 42 HVA, cont’dView ties Front Panel ControlsTable of Contents Table of Contents, cont’d One IntroductionCrossPoint 42 HVA Matrix Switcher Introduction About the CrossPoint 42 Matrix SwitcherFeatures VCRIntroduction, cont’d Any input to any outputInstallation TwoInstallationstallation, cont’d Mounting the SwitcherCrossPoint 42 HVA Matrix Switcher Installation Table or wall mountingPower connection Cabling and Rear Panel ViewsRack mounting Video input and output connectionsInstallation, cont’d Audio input and output connectionsRS-232 connection MKP 1000 User’s Manual for detailsInstallation, cont’d Three OperationFront Panel Controls and Indicators Operationeration, cont’dDefinitions Input buttons, output buttons, and LEDsFront Panel Operations PowerCreating a configuration Operation, cont’d Example 2 Changing the audio input to an existing tieExample 3 Viewing and adjusting an audio level Viewing the current configurationViewing and adjusting the audio level System reset to factory defaults Executive mode front panel security lockoutSync termination switches Rear Panel ControlsOperation, cont’d Four Programmer’s GuideHost-to-Switcher Instructions Switcher-Initiated MessagesCrossPoint 42 HVA Matrix Switcher Programmer’s Guide Programmer’ser’sGuide,Guidecont’dUsing the Command/Response Table Switcher Error ResponsesCommand/Response Table Symbol DefinitionsCommand Ascii Command Response Additional description Programmer’s Guide, cont’dCommand Response Additional descriptionProgrammer’s Guide, cont’d Switcher Software FiveInstalling the software Using the softwareUsing the help system MatrixSoftware,cont’dUniversal Switcher Control Program Main Menu window Matrix Software, cont’d Specifications and Part Numbers AAppendix aSpecificationsandandPartPartNumbes,Numberscont’d VideoAudio input Specifications and Part Numbes, cont’d Optional accessoriesPart Numbers CrossPoint part numbersExtron Part BNC-4 Mini HR Cable Assorted connectors BNC connectorsPre-cut cables Specifications and Part Numbes, cont’d AppendixBB Reference InformationHardware Upgrade and Maintenance Opening the switcherClosing the switcher Installing a firmware updateFigure B-3 Front panel board Ensure that the switcher is working properly Reference Information, cont’dReplacing the AC fuse Reconnect the input and output cablesFCC Class a Notice Extron’s Warranty Asia JapanExtron Electronics, USA