Toshiba g00b957 Service Note

BSINo. G00B957 Page 1

BSI No.: G00B957
Publish

2000/03/01
Date:
Subject: Change of Logic PC Board IC

Model: DP2460, DP2570

Category Field Application UNIT

To improve the reliability Others Electrical Circuit

FactoryApplication: From Mar. 1999

CONTENT

In order to lessen the electromagnetic wave noise caused from the logic circuit, the IC type has been
changed.

[Changed/Added Part No.]

MODEL P-I Before Change After Change Note P I R

DP2460
DP2570
DP2460
DP2570
DP2460
DP2570

P-I: Page-Item P: Contents of Change I: Interchangeability R: Reasons for Change

51-33

51-38

51-45
51-49

3040489061
IC-TC74AC04F(EL
3040488958
IC-TC74AC08F(EL
3040488967
IC-TC74AC74FTP2

3040489746
IC-TC74VHC04FT2
3040489719
IC-TC74VHC08FT2
3040489651
IC-TC74VHC74T2

IC23 C B D -

IC28 C B D -

IC35
IC39

C B D -

Attached File

Related Documents:

LinkTo: Link From:

FAA