Problem with 2501 memory upgrade

in CCNA & CCENT
Hey guys,
I ordered some memory for my 2501 so I could max it out at 16/16. I ordered it off eBay and it what was advertised as memory that would be compatible with older Boot ROM chips. I didn't want to have to replace the Boot ROM chips also. They're Intel chips and when I put them in and started a session this is what I got:
ERR: Invalid chip id 0x9155 (reversed = 0x89AA) detected in System flashcisco 2500 (68030) processor (revision D) with 16380K/2048K bytes of memory.
Processor board serial number 01787797
X.25 software, Version 2.0, NET2, BFE and GOSIP compliant.
Authorized for Enterprise software set. (0x0)
1 Ethernet/IEEE 802.3 interface.
2 Serial network interfaces.
32K bytes of non-volatile configuration memory.
16384K bytes of processor board System flash (Read/Write)
Did I get scammed with bogus memory that actually does require a Boot ROM upgrade?
I'm not happy at the moment
I ordered some memory for my 2501 so I could max it out at 16/16. I ordered it off eBay and it what was advertised as memory that would be compatible with older Boot ROM chips. I didn't want to have to replace the Boot ROM chips also. They're Intel chips and when I put them in and started a session this is what I got:
ERR: Invalid chip id 0x9155 (reversed = 0x89AA) detected in System flashcisco 2500 (68030) processor (revision D) with 16380K/2048K bytes of memory.
Processor board serial number 01787797
X.25 software, Version 2.0, NET2, BFE and GOSIP compliant.
Authorized for Enterprise software set. (0x0)
1 Ethernet/IEEE 802.3 interface.
2 Serial network interfaces.
32K bytes of non-volatile configuration memory.
16384K bytes of processor board System flash (Read/Write)
Did I get scammed with bogus memory that actually does require a Boot ROM upgrade?
I'm not happy at the moment

Comments
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tiersten Member Posts: 4,505
Check the manufacturer of the flash chips. The older boot ROM only liked Intel ones.
My 2511 has the newer boot ROM and AMD chips on the flash card.
Router#show flash chips
16384K bytes of processor board System flash (Read ONLY)
Chip Bank Code Size Name
1 1 01AD 2048KB AMD 29F016
2 1 01AD 2048KB AMD 29F016
3 1 01AD 2048KB AMD 29F016
4 1 01AD 2048KB AMD 29F016
1 2 01AD 2048KB AMD 29F016
2 2 01AD 2048KB AMD 29F016
3 2 01AD 2048KB AMD 29F016
4 2 01AD 2048KB AMD 29F016
Executing current image from System flash -
tiersten Member Posts: 4,505
Oops. Didn't notice that bit.
Odd. It may still need a boot ROM upgrade then. 89AA = Intel 28F016SC. I guess the vendor just looked and saw it was Intel. That specific model isn't in the allowed list of the 2500 boot ROM.