HP C7769B Service Manual - Page 24
Using the Formatter/Accessory Card LEDs to, Troubleshoot, LED's on the HP-GL/2, LED's on the Formatter
View all HP C7769B manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 24 highlights
Troubleshooting Using the Formatter/Accessory Card LEDs to Troubleshoot In certain circumstances the LEDs located in the Formatter or HPGL/2 Accessory Card can help to highlight certain failures. There are 3 LEDs, Red, Yellow and Green and using different combinations can indicate different problems. LED's on the HP-GL/2 Accessory Card The LED's on the Formatter can be seen without having to remove the Left Hand Cover. LED's on the Formatter n The yellow LED (normally flashing) indicates that the Formatter/ Accessory Card is alive. If it stops flashing, it means that the Formatter/Accessory Card has failed and should be replaced. n The green LED indicates that there is power being supplied to the 1-14 HP DesignJets 500 and 800 Series Printers Service Manual