F/W Version Number; Maintenance Board Indication Stamp - Oki B721 Maintenance Manual

Oki Data CONFIDENTIAL

7.3 F/W version number

7.3.1 Maintenance board indication stamp

In accordance with the following list, a specified part number is stamped on the maintenance
board indication field on PU/CU board.
Board-99M
451020
BF7
42 39
38
1
17
22
21
45487001TH Rev.1
Specified stamping location
Stamp No.
Board 99M(YU)
Series No. (Maintenance Board
Series No.)
1 451020 [01] 99M-1 (45075601)
2 451020 [02] 99M-1 (45075601)
3 451020 [03] 99M-1 (45075601)
4 451020 [04] 99M-1 (45075601)
5 451020 [05] 99M-1 (45075601)
6 451020 [06] 99M-1 (45075601)
7. Connection diagrams
Use for
Series No.
B721 ODA
B721 OEL/AOS
B731 ODA
B731 OEL/AOS
ES7131 OEL/AOS
MPS 5501b ODA/ODB
7-13 /