Fresenius Medical Care 2008K2 Troubleshooting Manual page 604

e) Per the Figure right AND Table 16 below,
measurements at the TEST Connector's +5V AND +12V
pins. TWO (2) possible scenarios:
1) IF (and ONLY if)
RECORD the +12V measurement then see procedure
number P- F.0.0
2) ANY BAD measurement: See
respond accordingly.
Table 15 – Measurement Locations / Expected Good
Measurement Pin # and location
+5V 2 (second pin from right)
+12V 5 (five pins from right)
Table 16 – Any BAD Measurement(s)
Measured +5
Volts (V )
DC
4.8 – 5.2
(i.e. good)
0 – 4.7
(i.e. low)
5.3 or more
(i.e. high)
4.8 – 5.2
(i.e. good)
5.3 or more
(i.e. high)
0 – 4.7
(i.e. low)
TWO
BOTH IN RANGE
are
(page 601).
Table 17 below and
(GOOD) range
4.8 – 5.2 V
11.7 – 12.3 V
Measured +12
Volts (V )
DC
0 – 11.6
+5 volts GOOD; +12 volts LOW. Proceed to
(i.e. low)
609
11.7 – 12.3
+5 volts LOW; +12 volts GOOD. Proceed to
(i.e. good)
609
11.7 – 12.3
+5 volts HIGH; +12 volts GOOD. Proceed to
(i.e. good)
procedure number P- G.0.0
12.4 or more
+5 volts GOOD; +12 volts HIGH. Proceed to
(i.e. high)
procedure number P- G.0.0.
12.4 or more
BOTH +5 AND +12 volts HIGH! Proceed to
(i.e. high)
procedure number P- G.0.0.
0 – 11.6
BOTH +5 AND +12 volts LOW. Proceed to
(i.e. low)
604
2008K/K2 Troubleshooting Guide
P/N 507298 Rev. H
(2)
:
Expected
DC
DC
Response based on BOTH measurements
, procedure number P- G.0.0
, procedure number P- G.0.0
, procedure number P- F.4.0
page
page
page 609
,
page 609
,
page 609
,
page
Page 600