Service Manual Calibration 49
8. Disconnect the DMM leads.
Table 12. Main power supply voltage checks
Supply voltages Ref. lead Pos. lead Voltage limits (V)
Non-isolated
+15 TP39 TP3 +14.7 to +15.3
–15 TP39 TP11 –14.8 to -15.5
Isolated
+VR TP43 or TP1 TP9 +4.91 to +5.09
+VS TP43 or TP1 TP5 +6.58 to +7.15
–VS TP43 or TP1 TP21 -6.65 to -7.15
+VB TP43 or TP1 TP13 +5.40 to +6.10
+5.6 TP43 or TP1 TP33 +5.55 to +5.70
IBP shield TP43 or TP1 P6, Pin 10 +2.47 to +2.53
C.L.P. detector
a
a. Make sure the ECG input connector (P5) is disconnected from the Analog Board for this measurement.
Reconnect when done.
TP43 or TP1 U5, Pin 1 0.00 to +0.25
NIBP Pressure Offset TP43 or TP1 TP31 +2.40 to +2.60
OSC baseline TP43 or TP1 TP47 -0.95 to -1.25
+VA TP43 or TP1 TP7 (+VR + 0.1 V) to
(+VR + 0.2 V)
-VA TP43 or TP1 TP15 (+VR + 0.2 V) to
-(VR + 0.35 V)
+2.5 TP43 or TP1 TP17 +2.48 to +2.52