
BSI(Service Note)                                        TOSHIBA
TOSHIBA TEC CORPORATION
2-4-1, Shibakoen, Minato-ku, TOKYO, 105-8524 JAPAN
BSI No
 F99K838
SUBJECT
  Change of ROM (SYS: Ver.0141 -> 0152)
MODEL
CATEGORY
 Other countermeasures
 From Nov. 1999 at the factory
CONTENT
The system ROM versions have been improved as follows.
[Changed/Added Part No.]
MODEL P-I Before Change After Change Note P I R FAA
DP4580 
DP5570 
DP6570 
  DP4580, DP5570, DP6570
FACTORY APPLICATION
37-29
4406385850 
PMA-T300SU0141 
4406385870 
PMA-T300SX0141 
4406385860 
PMA-T300SE0141
FIELD APPLICATION
 To be applied when necessary 
4406385920 
PMA-T300SU0152 
4406385940 
PMA-T300SX0152 
4406385930 
PMA-T300SE0152
NAD,TWD, 
SAD 
ASD,AUD C D B Y
MJD C D B Y
Date
UNIT
 Software
 99/11/10
DTM-F99X12
C D B Y
[Contents of Change]
Correction of errors when using LAN printer: When the file exceeds 480 pages of print 1. 
out, a jam occurs at page 481. 
Countermeasure to SDV board breakage (C27,C28): Addition of resetting the correct 2. 
value of the scanner current at power ON.
Countermeasure to SDV board breakage 
Factory Application Measures 
Situation 
        To June Non-applicable 
From Aug. to Oct. Temporary 
countermeasure 
After Nov. Permanent 
countermeasure 
The SDV board may break due to heavy use. It is 
recommended to improve the SYS-ROM version. 
Unnecessary
Unnecessary
Countermeasure Method
Temporary countermeasure: Application of silicon grease to SDV board 
Permanent countermeasure: SYS-ROM version improvement
[ Combinations of ROM Versions ] 
They should never be operated except in the following combinations. 
As only the following combinations can have their operation checked, errors could 

well occur with other combinations. 
System ROM PMA-T300S*zzzz 0152
Printer ROM PRA-300M-zz
PRA-302M-zz
Laser ROM PRA-300L-zz 08
Scanner ROM PRA-300S-zz 07
PFC PRA-300F-zz 06
Finisher ROM
PRA-502FIN-zz 04
(for saddle)
Finisher ROM
PRA-793FIN-zz 05
(for stacker)
RADF ROM PRA-794DF-zz 04
Combination of ROM Version
BSI No. F99K838   Page 2
08 
02
Factory Application
System 
ROM
Printer 
ROM
Laser 
ROM
Scanner 
ROM
PFC
BSI No
1st lot 0075 05 06 06 05 -
1999/5 0086 06 07 06 06 F99E643
F99E644
Factory 
Application
1999/6 (0097)
0108
System 
ROM
Printer ROM Laser 
PRA-302M PRA-300M Saddle Stacker
07 08 06 06 F99F680
F99F684
ROM
Scanner 
ROMPFC
Finisher ROM RADF
BSI No
ROM
1999/7 0129 -- 07 08 06 06 04 05 03 F99G727 
1999/9 0130 02 08 08 07 06 04 05 03,04 F99H748
F99J825 
1999/10 0141 02 08 08 07 06 04 05 04 F99J795 
1999/11
0152
02 08 08 07 06 04 05 04 F99K838