Introduction; General Maintenance; Battery Replacement - Agilent Technologies U1251B User's And Service Manual

5 Maintenance

Introduction

C A U T I O N

General maintenance

WA R N I N G

Battery replacement

102
Any repair or service which is not covered in this manual should only
be performed by qualified personnel.
Ensure that the terminal connections are correct for that particular
measurement before proceeding. To avoid damaging the device, do not
exceed the input limit.
Besides the above hazard, dirt, or moisture in the terminals
can distort readings. The steps for cleaning are as follows:
1 Turn the meter off and remove the test leads.
2 Turn the meter over and shake out any dirt that may
have accumulated in the terminals.
3 Wipe the case with a damp cloth and a mild detergent —
do not use abrasives or solvents. Wipe the contacts in
each terminal with a clean swab dipped in alcohol.
The meter is powered by a 9 V Ni- MH rechargeable battery,
8.4 V nominal voltage. Use only the specified type (refer to
Figure 5- 1). To ensure that the correct battery type is used,
replace the battery immediately when the low battery sign
flashes. If your meter has the rechargeable battery type,
refer to the section
The steps for battery replacement are the next page:
Agilent U1251B/U1252B User's and Service Guide
"Charging the battery" on page 105.