
4511-xxx
2-50
Service Manual
Diagnostics—E340 and E342n
2
Power–On Self Test (POST) sequence
The following is an example of the events that occur during the POR
sequence when the printer is turned on.
1. Diamonds are displayed on the operator panel.
2. While code is being loaded into DRAM, dots scroll across the operator
panel.
3. A screen is displayed with the memory and processor speed. A typical
example of this message is:
4.
Performing Self Test
is displayed.
5.
Busy
is displayed.
6.
Close Door
will be displayed if the cover is open.
7. Any cartridge errors, such as
Defective Cartridge
, are displayed.
8. Applicable maintenance messages are displayed.
9. Applicable toner low messages are displayed.
10. The printer displays
Ready
.
*
32 Mb
366 Mhz
Summary of Contents for E238
Page 14: ...4511 xxx xiii Service Manual Japanese Laser Notice Chinese Laser Notice ...
Page 15: ...4511 xxx Laser notices xiv Korean Laser Notice ...
Page 16: ...4511 xxx xv Service Manual ...
Page 21: ...Safety information xx 4511 xxx ...
Page 32: ...1 10 Service Manual 4511 xxx ...
Page 144: ...4511 xxx 2 112 Service Manual ...
Page 147: ...4511 xxx Diagnostic aids E238 E240 and E240n 3 3 Configuration Menu printout sample ...
Page 148: ...4511 xxx 3 4 Service Manual Diagnostics mode printout sample ...
Page 178: ...4511 xxx 3 34 Service Manual ...
Page 230: ...4511 xxx 4 52 Service Manual ...
Page 238: ...4511 xxx 6 2 Service Manual ...
Page 240: ...7 2 Service Manual 4511 xxx Assembly 1 Covers ...
Page 242: ...7 4 Service Manual 4511 xxx Assembly 2 Electronics ...
Page 244: ...7 6 Service Manual 4511 xxx Assembly 3 Frame ...
Page 248: ...7 10 Service Manual 4511 xxx ...
Page 258: ...4511 xxx I 10 Service Manual ...