Retry Code Table - Hitachi 902 Service Manual

2.5

Retry Code Table

Code Description
1 Alarm fuse blown
2 12 V for lamp
3 15 V for CPU rack
4 -15 V for CPU rack
14 Liquid in vacuum tank
15 Vacuum pressure abnormal
16 Waste solution tank
17 Incubation bath water inadequate
18 Distilled water short
19 Distilled water sensor abnormal
31 GPCNT1
32 GPCNT2
33 GPCNT3
34 GPCNT4
35 GPCNT5
36 GPCNT6
37 GPCNT7
38 GPCNT8
46 GMCNT1
47 GMCNT2
48 GMCNT3
49
50 ADC controller
71 Checksum error detected in operation
unit
72 Checksum error detected in analyzing
unit
102
103
104
105
106
107
Allowable
Retry Count
1/50 ms
1/4.5 sec Check is not made when lamp is turned
off (during initialization, water exchange
or sleep).
1/50 ms
1/50 ms
1/4.5 sec
1/4.5 sec Check is not made within 10 sec after
vacuum pump turns on.
1/4.5 sec
100/4.5 sec Checked in the following statuses;
standby, operation, sampling stop.
1) 10/6 sec Water supply
2) 50/6 sec Warning
3) 150/6 sec STOP
1/6 sec Check is not made during initialization,
water exchange or wake-up.
10 Only at power-on
10 Only at power-on
10 Only at power-on
10 Only at power-on
10 Only at power-on
10 Only at power-on
10 Only at power-on
10 Only at power-on
10 Only at power-on
10 Only at power-on
10 Only at power-on
1 Only at power-on
1
1
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Remarks