4-28 Service Tests
HP DesignJet 430, 450C and 455CA Printers
8 Configure the Printer 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 Printer is to be configured as a DesignJet 450C (Color) Printer, hold
the Media Source key down and press the two Color Configuration
(Print Quality + Media Type) keys at the same time.
If the Printer is to be configured as a DesignJet 430 (Monochrome)Printer,
hold the Media Source key down and press the two Mono
Configuration (Print Quality + Setup) keys at the same time.
If the Printer is to be configured as a DesignJet 455CA (LFP) Printer, hold
the Media Source key down and press the two LFP Configuration
(Print Quality + Reprint) keys at the same time.
9 Turn the Printer OFF.
10 Reconnect the media motor encoder cable to the main PCA (connector
ENC X).
11 Turn the Printer ON. After initializing, error code DLM" will appear
because the Accuracy Calibration must still be performed.
12 Press the Cancel key and print the Demo Plot to check if the Printer has
been correctly configured as a DesignJet 430, 450C or 455CA.
If the Printer is still incorrectly configured then Error Code EKL" will
be displayed on the front panel. Turn the Printer OFF and perform the
EEROM Model ID configuration procedure again from step 2.
13 Perform the accuracy calibration (refer to Chapter 5).