Environmental conditions
Observe the following environmental conditions to ensure the copy
quality and machine performance.
1
Standard condition
20
∼
25 ˚C, 65
±
5% RH
2
Operational condition
3
Shipping condition of copier (within 2 weeks)
4
Supply storing condition
5
Identification of production number
A. OPC drum
The lot no. is of 10 digits. Each digit indicates as follows. This number
is printed on the F side flange.
1
Numeral
Indicates the OPC drum sensitivity.
2
Alphabet
Indicates the model code. "M" is the code for this model.
3
Numeral
The end digit of the year of coating.
4
Numeral or X, Y, Z
Indicates the month of coating.
X means October, Y November, and Z December.
5 6
Numeral
Indicates the day of coating.
7
Numeral or X, Y, Z
Indicates the month of packing.
X means October, Y November, and Z December.
8 9
Numeral
Indicates the day of packing.
F
Alphabet
Indicates the factory of production. "A" is the code for Nara plant.
B. Developer and toner
The lot number of toner is put on the individual cartridge package and
on the group package, and that of toner is put on the bag and the
group package.
The lot number is of 7 digits, each digit indicating as follows:
1
Alphabet
Indicates the factory of production.
2
Numeral
Indicates the end digit of the year of production.
3 4
Numeral
Indicates the month of production.
5 6
Numeral
Indicates the day of production.
7
Numeral
Indicates the sub lot number.
Normal
C
A
B
1
2
3
4
When a change is made on the product in the same operation sys-
tem:
Normal
C
A
B
1
5
2
6
3
7
4
8
A,B,C: Operation system
85
60
20
(%)RH
10
30 35
(˚C)
90
60
20
(%)RH
-20
30 45
(˚C)
90
10
(%)RH
-5
(˚C)
40
Storage period:
OPC drum Max. 30 months from production
Developer/Toner Max. 24 months from production
1
2
3
4
5
6
7
8
9
10
1
2
3
4
5
6
7
2 – 4