- HP All-in-One Printer Manual

288 Troubleshooting Q2431-90912
58.X
PRINTER ERROR
For help press
alternates with
58.X
PRINTER ERROR
To continue turn off then on
A memory error has been
detected.
X Description
2 air-temperature sensor
3 DC controller
4power supply
1. Turn the printer off and then
on.
58.2 Air temperature sensor
1. Turn the printer off and then
on.
2. Reconnect the connector
between the air temperature
sensor (the bar mounted
across the main cooling fan
on the left side of the printer)
and the power supply
(location J63).
3. Replace the air-temperature
sensor. See “Main cooling
fan (left side)” on page 168.
4. Replace the power supply.
See “Power supply” on
page 188.
58.3 DC controller
1. Replace the
DC controller PCA. See
“DC controller PCA” on
page 181.
58.4 Power supply
1. Replace the power supply.
See“Power supply” on
page 188.
Table 42. Numerical printer messages (continued)
Message Description Action