OKI B431 All About this machine Error Code: All codes 001 002 003 004 005 006 007 020 023 024 030 031 034 040 041 042 043 049 063 070 072 073 074 075 081 0xF0C 0xF0D 0xFFF 104 106 112 120 121 122 123 124 126 127 128 134 153 163 170 171 172 173 182 190 203 204 207 208 209 213 230 231 923 928 982 Code: 923 Description: Black Image Drum Lock Error Remedy: Error Code Service Mode, Troubleshooting Parts Catalog Compatibility Downloads Files Home Email: Password: Sign In New Register Forgot Password? Send message to us