HP 250C - Manual (Page 163)

8Ć29 Troubleshooting C4699Ć90000
9 Configure the plotter with the correct model ID as follows:
Only one opportunity is given to perform this procedure and there is no indication that
it was successful.
If the plotter is to be configured as a DesignJet 350C (Color)
plotter, hold the ALT key down and press the two
Color Configuration keys at the same time.
If the plotter is to be configured as a DesignJet 330 (Monochrome)
plotter, hold the SHIFT key down and press the two
Mono Configuration keys at the same time.
10 Turn the plotter OFF.
11 Reconnect the media motor encoder cable to the main PCA (connector ENC X).
12 Turn the plotter ON and print the Demo Plot to check if the plotter has been correctly
configured.
If the plotter is still incorrectly configured, repeat the model ID configuration
procedure from step 2.
13 Because all plotter calibrations are reset during the model ID configuration procedure,
the plotter must be recalibrated. To perform the accuracy calibration ' page 7Ć8.
Color
Configuration
ALT
Mono
Configuration
Shift