Diagnostic information 2-43
4500–E220/E321/E323
Service error secondary light patterns
Quickly press and release Continue twice to obtain the secondary
light pattern.
Note: There are many tertiary codes following these secondary
codes. The following pages show these codes.
Ready/Data
Toner Low
Load/Remove Paper
Paper Jam
Error
Press Continue
Service Condition
✳ ❍❍❍❍❍Software error (90x)
✳ ❍❍❍❍✳Transfer roll error (91x)
✳ ❍❍❍✳ ❍Fuser / toner sensor error (92x)
✳ ❍❍❍✳ ✳Printhead / transport motor /
RIP to engine error (93x)
✳❍❍✳❍❍RIP to engine / engine
communication error (94x)
✳ ❍❍✳ ❍✳NVRAM / ROM / not AND
(NAND) error (95x)
✳❍❍✳✳❍RAM memory error (96x)
✳❍❍✳✳✳Network error (97x)
✳❍✳❍❍❍Paper port communication
error (98x)