Mindray DP-9900 - Page 107

Electrical Safety Inspection
A-10
ELECTRICAL SAFETY INSPECTION
6- Patient Leakage Current
5) ModifytheconfigurationofthefrontpaneloutletbypressingtheappropriateSOFTKEYon 
the601PRO.
6) Presstheprintdatakeyatanytimetogenerateaprintoutofthelatestmeasurement.
 Note
Ifthecurrentteststandardbeinguseddoesnotinclude PatientLeakageDCreadings,orthe
DCoptionisnotenabled,thenDCreadingswillnotbeavailablethroughtheAPPLIEDPARTSOFT
KEYselections.RefertoChapter8,StandardsandPrinciples.
 Failure
Check any broken of the AC/DC adapter and its cable. Replace a new one if any portion
defective.
Checkanybrokenoftheenclosure.Replaceanydefectivepart.
Inspectwiringforbadcrimps,poorconnections,ordamage.
Testthewalloutlet;verifyitisgroundedandisfreeofotherwiring
abnormalities.Notifythe
userorownertocorrectanydeviations.Asaworkaround,checktheotheroutletstoseeifthey
couldbeusedinstead.
Changeanotherprobetoconfirmifthefailiscausedbyconsole.
Inspectwiringforbadcrimps,poorconnections,ordamage.
If the leakage
current measurement tests fail on a new unit and if situation can not be
corrected, submit a Safety Failure Report to document the system problem. Remove unit  from
operation.
If all else fails, stop using and inform the Customer Service Engineer for analysis and
disposal.
LIMITS
USA:
For
ECG Input and ECG Input and transducer
10μA Normal Condition
50μA Single Fault Condition
OTHER COUNTRIES:
For
ECG Input(Defibrillator proof)
10μA Normal Condition
50μA Single Fault Condition
For ECG Input and transducer