Hitachi IJ RX2 Service Manual page 63

(2) Input lot number
Lot number (example: G01D-1) is indicated on the label of ink or makeup.
By inputting this lot number on Unit information screen, year and month of manufacture of
Ink or makeup is calculated within IJP, and makes it possible to manage the expiration
date. Input the lot number without hyphen. At input of lot number, fault is output under
conditions as below. (Refer to (4) Fault in terms of contents)
No.
1 Lot number is different
Year and month of manufacture of ink or makeup is future
2
date
The expiration date has already passed at the time of lot
3
number input
(3) Fault output starting date (Refer to (4) Fault in terms of contents)
(a) When lot number was input in user maintenance mode
->Output fault by using recommended expiration date
（Ex.）JP-K69 ; Year and month of manufacture : 2014/07
Expiration date of JP-K69 ：24 months
Estimated replacement time after opening ：6 months
Therefore, fault output starting date is
30 months from 2014/07 The last day of 2017/01 [2017/02/01]
Year and month
of manufacture of
Ink
Fault is NOT output
2014/07
for 30 months＋α
(b) When lot number was input in service personnel maintenance mode
->Input date of lot number + Estimated time to replace is set as fault output starting
date. Expiration year and date of ink and makeup is ignored.
（Ex.）JP-K69 ; Year and month of manufacture : 2014/11
Lot number input date: 2014 /12/15
・Expiration date of JP-K69：24months
・Year and month of manufacture：2014/11
・Estimated replacement time after opening：6months
Therefore, fault output starting date is
6 months from 2014/12/15 is 2015/06/15→[2015/06/16]
Lot number
input date
2014/12
Fault is NOT output
for 6 months
Fault output condition at lot number input
Start fault output
2017/02/01
Start fault output
2015/06/16
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Fault continues to output until lot
number of new inkbottle is input
入力されるまで警報が出続ける
These will be ignored
Fault continues to output until lot
number of new inkbottle is input