Diagnostic Information; Start; Por (Power On Reset) Sequence - Toshiba e-STUDIO 20CP Service Manual

2. Diagnostic Information

Start

CAUTION: Remove the power cord from the printer or electrical outlet before you
connect or disconnect any cable or electronic board or assembly for personal safety and
to prevent damage to the printer. Disconnect any connections between the printer and
PCs/peripherals. The printer weighs 47.7 kg (105 lb) and requires at least two people to
lift it safely. Make sure your fingers are not under the printer when you lift or set the printer
down.
Use the POR sequence, symptom tables, error code table, sub error code table, system
board LED error code table, 2xx paper jam message table, user attendance message
table, and service checks to determine the corrective action necessary to repair a
malfunctioning printer.
Note: There may be printer error messages that are not contained in this service
manual. Call your next level support for assistance.
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POR (Power On Reset) Sequence

The following is an example of the events that occur during the POR sequence for the
base machine with no paper handling options installed.
1.
2.
3.
4.
5.
6.
7.
5060-XXX
"POR (Power On Reset) Sequence" on page 2-1
"Symptom Table - Base Printer" on page 2-2
"Symptom Table - 500 Sheet Drawer Option" on page 2-4
"Symptom Table - HCIT 2000 Sheet Option" on page 2-4
"Symptom Table - Output Expander Option" on page 2-5
"Symptom Table - 5-Bin Mailbox Option" on page 2-5
"Error Code Table" on page 2-6
"Sub Error Code Table" on page 2-18
"HCIT System Board LED Error Code Table" on page 2-21
"2XX Paper Jam Message Table" on page 2-22
"User Attendance Message Table" on page 2-26
"Service Checks" on page 2-46
Power the machine On.
+5V LED (Power ON) on the engine board comes on.
Front Panel LED comes On solid.
All diamonds appear on the display.
While code is being loaded into DRAM, dots scroll across the display.
The following is an example of the screen that displays after the code is loaded.
96MB
96MB = Amount of Memory
Performing Self Test is displayed.
350MHZ
350Mhz = Processor Speed
Diagnostic Information
2-1