Ricoh J012 Service Manual page 191

979 A Ink Supply Timeout
This error code is issued if full auto
cleaning is done before the bubbles
inside the print head are consumed
(within 72 hours after power on).
984 A DRV Circuit Temperature Abnormal
The temperature of the DRV
board (driver board) is out of
range.
985 A Print head Temperature Sensor Abnormal
Print head temperature
sensor was detected as
abnormal when the printer
was turned on.
986 A Humidity Sensor Abnormal
The printer detected that the
humidity sensor was
abnormal.
987 A Protection During Transport
At power on the printer
detected that the ink in a
cartridge is non-standard
ink.
SM
CÓPIA NÃO CONTROLADA
The temperature of the DRV board
(driver board) circuit is not within the
specified range: -13°C to 55°C (11.2°F
to 131°F)
Print head temperature sensor was
detected as abnormal when the printer
was turned on without the product
number registered.
Sensor connector loose, damaged, or
defective.
Sensor defective
Use only ink cartridges that are
designed for use with this printer.
Never use re-filled ink cartridges.
4-25
CÓPIA NÃO CONTROLADA
SC Error Codes
Cycle the machine off/on
J012/J013/J014