Hitachi 902 Service Manual page 19

Alarm
Alarm
Control
No.
561 to REAGENT
568 PROBE
581 to REAGENT
593 DISK
621 to REAGENT
622 SYRINGE
641 ISE
SIPPER
642 ISE
SIPPER
661 to ISE
662 SYRNG
671 ISE STOP
OK ?
NOTES: 3. S.STOP may be issued only during operation.
4. Though the photometry assay function works, the ISE function does not work.
Sub-
Category Level
code
16 5 STOP
16 6 STOP
16 7 STOP
16 8 STOP
18 1 STOP
18 2 STOP
18 3 STOP
22 1 STOP
22 2 STOP
24 1 STOP
24 2
WARNING/
STOP
(Note 4)
26 1
WARNING/
STOP
(Note 4)
26 2
WARNING/
STOP
(Note 4)
27 1
WARNING/
STOP
(Note 4)
Description
When the reagent probe
turns toward the cell, it
cannot detect the cell
position.
When the reagent probe
turns from the cell side to
other position, it does not
leave the cell position.
Before the probe goes down,
the liquid level detector is
already turned on.
In rotation of the reagent
probe, it is not set at the
upper dead point.
The stop position of reagent
disk cannot be detected.
The reagent disk does not
stop at the specified position.
The home position of reagent
disk cannot be detected.
The reagent syringe does not
reach the upper dead point.
The reagent syringe does not
move down from the upper
dead point.
The sipper nozzle does not
reach the upper dead point
(during resetting/
operation).
The sipper nozzle does not
leave the upper dead point.
The sipper syringe does not
reach the upper dead point.
The sipper syringe does not
leave the upper dead point.
The ISE function is stopped
due to alarm.
(This warning is indicated
when restart in the sampling
stop status was attempted.)
2 - 7
(cont'd)
Remedy
Check the home
detector.
Same as above
Check liquid level
detection.
Check the upper
dead point detector.
Check home
detection or count
detector.
Same as above
Check home
detection.
Check the upper
dead point detector.
Same as above
Check the upper
dead point detector of
ISE sipper.
Same as above
Check the upper
dead point detector of
ISE Syringe.
Check alarm log and
deal with the alarm.