
The Non-Prebate cartridges can be recycled without changing the chip. The E321/323 cartridges look like an E320, except for the Gray end caps. The chip on these cartridges is also completely different from the E320. The replacement chips for these cartridges have proven difficult to make, but with recent advances we are betting that as you read this, they will be available. Lexmark currently has four cartridges available: 12A7300 STD (3K pages) Non-Prebate cartridge 12A7400 STD (3K Pages) Prebat