Installation manual

TECHNICAL TIP TT-20422
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Addendum
Replacement Parts: Please be aware that the part numbers for the EEPROMs are only provided in the PWB
Parts Guide.
For MX-M283/MX-M363/MX-M453/MX-M503:
PWB Parts Guide (EEPROMs):
MFP (ICU) EEPROM:
Section 2, Item 183 (IC 29)
Old Part Number: VHIAT24256P-1
New Part Number: VHIBR24256W-1
PCU EEPROM:
Section 7, Item 18 (IC 31)
Old Part Number:
VHIAT24C64P-1
New Part Number: VHIBR24T64W-1
For MX-M623/MX-M753:
PWB Parts Guide (EEPROMs):
MFP (ICU) EEPROM:
Section 3, Item 154 (IC 26)
Part Number: VHIAT24256P-1
PCU EEPROM:
Section 2, Item 16 (IC 47)
Part Number: VHIAT24C64P-1
Note: Part Numbers Subject to change (Always refer to Main Parts Guide and PWB Parts Guide posted on
IDNC for latest information).
As of March, 2012, Interchangeability for EEPROMs is rated as 1. If the new part number is not available,
use the old part number.