HP Designjet T1100 - Page 71

HP Designjet T Series — Service Manual 2-11
System Error Codes - Full Descriptions
The following image shows the Formatter LEDs, which should be marked 1,
2, and 3.
1
23
Use the following table to interpret the LEDs and find the source of the
problem. Remember that you should read these LEDs when you push the
Power button.
Some combinations may require the replacement of two or more
components. In this
case, always replace one component at a time. Test the
printer to see if the problem has disappeared (check the LEDs again). If the
same LED sequence continues, replace the next component indicated in the
table.
Power
supply LED
Formatter
1 LED
Formatter
2 LED
Formatter
3 LED
Front panel
status
Part to change
1
Off
Off Off Off Off
Power supply
Page
6-205
2
On
Off Off Off Off
Main PCA
Page
6-205
3
On
On Off Off
X
Formatter
Page
6-200
4
On
*Flashing*
Off Off
X
Hard Disc Drive
Page
6-200
5
On
On
*Flashing*
Off
X
Hard Disc Drive
Page
6-200
6
On
On On Off
X
1. Formatter
Page 6-200
2. Main PCA
Page 6-205
7
On
On On
*Flashing*
X
Main PCA.
Page
6-205