Agilent Technologies 54845-68803 User manual

54845-68803
ATX Service Kit
User Instructions
Description
The 54845-68803 ATX Service Kit contains a fan safety shield for
covering the exposed fan s during servicing with the sleeves removed.
A service disk is also included and provides software for accessing the
oscilloscope operating system or resetting the attenuator contact
counter.
The 54845-68803 ATX Service Kit contains the following items:
Fan Safety Shiel Instructions
Follow these instructions to install and use the Fan Safety Shield.
WARNING Risk of Injury. Use caution when working aroun the Infiniium cooling fan/
s with the instrument sleeves remove . The cooling fan/s, expose on one si e,
can be hazar ous. When the cabinet sleeves are remove , install the
Fan Safety Shiel supplie with this kit to protect your fingers from the
fan bla es.
Agilent Part Number Description Quantity
54810-00601 Fan Safety Shield 1
54810-68760 Infiniium Service Disk Pouch 1
5061-7354 Fan Bracket Tool 1
54845-92001 These User Instructions 1
s1

2
Fan Safety Shield Instructions
Installing The Fan Safety Shield
1Turn off the power.
2Disconnect the instrument power cor an any network or printer
cables.
3Remove the instrument sleeve an bottom cover. If necessary, refer to
the “Replacing Assemblies” proce ures in the Infiniium
54845B/46B Oscilloscope Service Manual.
4Clip the fan shiel over the outsi e of the chassis as shown in the picture
below.
You may now service the ATX Oscilloscope with power applie .
6You must remove safety shiel before re-installing sleeve an bottom
cover. The safety shiel contains a raise ri ge to prevent against this.

3
Fan Bracket Assistance Tool
Fan Bracket Assistance Tool
The fan bracket assistance tool aids the removal and installation of the ATX
frame fan brackets.
Removing Fan Bracket
1Insert the assistance tool as shown in the picture below.
2With tool in place pry upwar s to remove the bracket.
Installing Fan Bracket
1Using thumb push bracket up against chassis.
2Insert assistance tool as shown below.

4
Fan Bracket Assistance Tool
3While prying own, use thumb to push bracket into position.

5
Service Disk Instructions
Service Disk Instructions
The service disk enables the user to access the Windows® operating
system for running system functions such as scandisk. The service disk
is also needed to reset the attenuator contact counter after servicing the
oscilloscope’s acquisition section.
To Run ScanDisk
1Turn off the Infiniium oscilloscope
2Connect a mouse an a keyboar to the oscilloscope
3Insert the service isk in the floppy rive an turn on the oscilloscope.
4The oscilloscope will boot into the Win ows® operating system.
Press Control-Esc on the keyboar to access the Win ows® Start menu.
6Highlight Programs, select Accessories an then select System Tools.
Click the Scan Disk icon.
7In the ScanDisk application: select Drive C: for the ScanDisk operation.
Select “Thorough”, an click “Automatically fix errors”.
8Click OK to start the ScanDisk operation.

6
Service Disk Instructions
To Start the Oscilloscope Application
1Turn off the Infiniium oscilloscope
2Connect a mouse an a keyboar to the oscilloscope
3Insert the service isk in the floppy rive an turn on the oscilloscope.
4The oscilloscope will boot into the Win ows® operating system.
Press Control-Esc on the keyboar to access the Win ows® Start menu.
6Highlight Programs an click the Infiniium Scope icon.

7
Service Disk Instructions
To reset the attenuator contact counter for the 484 B/46B
1Turn off the Infiniium oscilloscope
2Connect a mouse an a keyboar to the oscilloscope
3Insert the service isk in the floppy rive an turn on the oscilloscope.
4The oscilloscope will boot into the Win ows® operating system.
Press Control-Esc on the keyboar to access the Win ows® Start menu.
6Open the Programs group an click on the Infiniium Scope icon.
7When the oscilloscope application comes up, click on the mouse icon
in the upper right corner of the screen.
8Click on the Utility pull own menu, click on Selftest. In the Selftest
screen click on Select Service Extensions.
9Click on the Selftest pull own menu, scroll own an select Atten Set.
Then select the Start Test button.

8
Service Disk Instructions
1A screen like the following will be isplaye .
2In the Attenuator Channel box, select the channel you are changing.
3Un er Set Value, enter the correcte attenuator value using the
keyboar or the rop own keypa , then press the button labele Apply
to ‘Set Value’ to Actuation Count.
4Repeat for each channel you nee to change.
Agilent Technologies
Printed in Malaysia

Agilent Part Number 54845-92001
Printed January 2002