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UX-258TH
FO-475TH
[2] Diagnostics and service soft switch
1. Operating procedure
(1) Entering the diagnostic mode
Press FUNC → 9 → → 8 → # → 7 , and the following display will appear.
ROM Ver. FKD0 After 2 sec: DIAG MODE
FKD0
Then press the START key. Select the desired item with the key or the # key or select with the rapid key. Enter the mode with the START key.
(Diag•specifications)
2. Diagnostic items
ITEM DIRECT
Contents Function
No. key
1 1 SOFT SWITCH MODE Soft switches are displayed and changed. List can be output.
2 2 ROM & RAM CHECK ROM is sum-checked, and RAM is matched. Result list is output.
3 3 AGING MODE 10 sheets of check patterns are output every 5 minutes per sheet.
4 4 PANEL KEY TEST Panel keys are tested. Result list is output.
55
CHECK PATTERN MODE
Check pattern is output.
6 6 SIGNAL SEND MODE Various signals of FAX communication are output.
77
MEMORY CLEAR MODE
Back-up memory is cleared, and is set at delivery.
8 8 SHADING MODE Shading compensation is performed in this mode.
9 9 ALL BLACK MODE To check the print head, whole dots are printed over the interval of 2 m.
10 10 AUTO FEEDER MODE Insertion and discharge of document are tested.
11 − ENTRY DATA SEND Registered content is sent.
12 − ENTRY DATA RECEIVE Registered content is received, and its list is output.
13 −
FLASH MEMORY CHECK
Flash memory is checked.
14 −
FLASH MEMORY CLEAR
Data of flash memory is cleared.
If the diag mode cannot be set, repeat the diag mode operation, per-
forming the following operation.
After the power is turned on and "ESPERE POR FAVOR" is indicated,
press the STOP key.
2 – 2
In relation with the process response (request from Production
Engineering) "ESPERE POR FAVOR" clock indication may
appear depending on STOP key timing. If the STOP key is
held down, "MEMORY CLEAR?" appears.
FUNC
DIAG MODE
9 8 7
START 1Soft switch mode
START
2ROM & RAM check
START
3Aging mode
START
4Panel key test
START
5Check pattern mode
START 6Signal send mode
START
7Memory clear mode
All black mode
START
Auto feeder mode
START
Entry data send
START
10
Entry data receive
START
START9
START
KEY
STOP
KEY
+
+
"Power ON"
Memory clear
(Work + Backup)
FKD0
START Flash memory check
START
Flash memory clear
Shading mode
START
8