Hitachi 902 Service Manual page 18

(cont'd)
Alarm
Alarm Category
Control
No.
101 to SAMPLE
106 DISK
107 SAMPLE
DISK
251 to SAMPLE
310 SHORT
551 to SAMPLE
552 SYRINGE
561 to REAGENT
568 PROBE
Sub-
Level
code
8 5 STOP
8 6 STOP
8 7 STOP
11 1 to 60 WARNING In sipping from the sample
15 1 S.STOP/
STOP
15 2 S.STOP/
STOP
16 1 STOP
16 2 STOP
16 3 STOP
16 4 WARNING Detection of abnormal
2 - 6
Description
At resetting, the sample disk
cannot detect the home
position.
At resetting, the sample disk
does not stop at the specified
point of home position.
At resetting, the sample disk
does not leave the home
position.
cup, sample on the sample
disk is inadequate.
Sub-code groups
Routine/
stat samples : 1 to 35
Control STD : 36 to 57
W1 to W3 : 58 to 60
The serum syringe does not
reach the upper dead point.
The serum syringe does not
go down from the upper dead
point.
The reagent probe does not
reach the upper dead point in
ascending motion.
The reagent probe moves
down abnormally in
descending motion.
The reagent probe does not
go down from the upper dead
point in descending motion.
descending motion of the
reagent probe remains on.
Remedy
Check the home
detector.
Same as above
Check the home
detector.
Add sample.
Check the upper
dead point detector.
Same as above
Check the upper
dead point detector.
Check liquid level
detection.
Check the upper
dead point detector.
Check the
descending error
detector.