Contacting KeysightTo obtain service, warranty or technical assistance, contact us at the fol-lowing phone numbers:• United States Call Center: 800-829-4444• Canada Call Center: 877-894-4414• China Call Center: 800-810-0189• Europe Call Center: 31-20-547-2111• Japan Call Center: (81) 426-56-7832For other countries, contact your country’s Keysight support organization.A list of contact information for other countries is available on the KeysightWeb site: www.keysight.com/find/assistSafety Notices Safety InformationThis meter is safety-certified in compliancewith the following safety and EMC require-ments:• IEC61010-1:2001/EN61010-1:2001(Second Edition)• IEC 61326-1:2005/ EN 61326-1:2006• Canada: ICES/NMB-001:Issue 4, June2006• Australia/New Zealand: AS/NZSCISPR11:2004Safety SymbolsCAU TI ONCAU TI ON A CAUTION notice denotesa hazard. It calls attentionto an operating procedure,practice, or the like that, ifnot correctly performed oradhered to, could result indamage to the product orloss of important data. Donot proceed beyond a CAU-TION notice until the indi-cated conditions are fullyunderstood and met.WA RN ING A WARNING noticedenotes a hazard. It callsattention to an operatingprocedure, practice, or thelike that, if not correctlyperformed or adhered to,could result in personalinjury or death. Do not pro-ceed beyond a WARNINGnotice until the indicatedconditions are fully under-stood and met.Earth (ground) terminalEquipment protectedthroughout by double insula-tion or reinforced insulationCaution, risk of electricshockCaution, risk of danger (referto the instrument manual forspecific Warning or Cautioninformation)For further safety information details, refer to theKeysight U1731C/U1732C/U1733C Handheld LCR Meter User’s Guide.