HP DesignJet Z2100

Designjet Z Series — Service Manual 3-13
Service Tests (Diagnostics)
 Clear GPIO psu_sleep.
 Clear GPIO psu_Carr.
 Clear GPIO psu_Fan.
 Checking Voltage.
 Set GPIO psu_sleep.
 Set GPIO psu_Carr.
 Checking Voltage.
8 The Front Panel prompts you to confirm that the carriage supply LED is
switched on
.
9 Open the Window and verify that the LED is on. The LED can be seen
through the slots in the carriage cover.
10 Press OK if the LED is on. If the LED is not on or use the Arrow keys to
select NO and press OK.
11 The printer then continues the Scan Axis test. As the test executes the Front
Panel displays the following messages:
 Booting Up Carriage.
 Starting SVS Motor.
 Getting Part Number.
 Getting Scan Axis Size
 Preparing SVS.
 Prog slow PWM scan.
 Moving Carriage middle.
12 The Front Panel prompts you to confirm that the Carriage has moved.
13 If the motor moved, press OK to accept the result. If the motor did not move,
use the Arrow keys to select NO and press OK.
14 Press OK to continue.