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Safety Testing
Chapter 9 Preventive Maintenance, Care and Cleaning 103
Test and
Inspection
Matrix
Key to Table: P = Pass and F = Fail, X = test result value to be recorded.
Table 9-3 M1351A/ M1353A Fetal Monitor - Test and Inspection Matrix
Test Block
Name
Test or “Inspection” to Perform
Expected Test
Results
What to Record
on Service
Record (Philips
Personnel only)
Visual Inspect the unit, transducers and cables for any
damage.
Are they free of damage?
If Yes, Visual test is
passed.
V:P or V:F
P
ower On Power on the unit.
Does the self-test complete successfully?
If Yes, Power On test is
passed.
PO:P or PO:F
P
erformance Perform the quick test and parameter test!
Do these tests complete without errors?
If Yes, Performance
Test is passed.
P:P or P:F
S
afety(2) Protective Earth.
See -104 - Safety (2)
With mains cable:
Maximum impedance
= x (<= 200 mOhms)
S2:P/x or
S2:F/x
Safety(3) Enclosure Leakage Current - Normal Condition.
See -104 - Safety (4)
Maximum leakage cur-
rent = x1
(<= 100
µA)
S2:P/x4 or
S2:F/x4
Enclosure Leakage Current - S.F.C Open Supply.
See -104 - Safety (5)
Maximum leakage cur-
rent = x2
(<= 500
µA)
(Note: maximum leak-
age current in the US =
300
µA)
S2:P/x2 or
S2:F/x2
Enclosure Leakage Current - S.F.C Open Earth.
See -104 - Safety (6)
Maximum leakage cur-
rent = x3
(<= 500
µA)
(Note: maximum leak-
age current in the US =
300
µA)
S2:P/x3 or
S2:F/x3
S
afety S (3) M1353A only:
ONLY TOCO-input tested, Metron Testconn.
required. (Metron order # 19528 and Philips
Adapter M1940A)
Patient Leakage Current - S.F.C. Mains on
Applied Part.
See -104 - Safety (3)
Maximum Leakage
current = x
(<=50
µA @ 250V or
<= 20
µA @ 120V)
S3(S):P/x or
S3(S):F/x