Memory Clear; Diagnostics And Service Soft Switch - Sharp UX-108 Service Manual

[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. FWR0 (FWS0 ) After 2 sec: DIAG MODE
FWR0 (UX-108U)
FWS0 (UX-178U/188U/FO-375U)
Then press the START key. Select the desired item with the
(Diag•specifications)
FUNC 9 8 7
If the diag mode cannot be set, repeat the diag mode operation, per-
forming the following operation.
After the power is turned on and "WAIT A MOMENT" is indicated, press
the STOP key.
2. Diagnostic items
ITEM DIRECT
Contents
No. key
1 1 SOFT SWITCH MODE
2 2 ROM & RAM CHECK
3 3 AGING MODE
4 4 PANEL KEY TEST
5 5 CHECK PATTERN MODE Check pattern is output.
6 6 SIGNAL SEND MODE
7 7 MEMORY CLEAR MODE Back-up memory is cleared, and is set at delivery.
8 8 SHADING MODE
9 9 ALL BLACK MODE
10 10 AUTO FEEDER MODE
−
11 ENTRY DATA SEND
−
12 ENTRY DATA RECEIVE Registered content is received, and its list is output.
−
13 CUTTER AGING
DIAG MODE
FWR0 ,FWS0
Soft switch mode START
ROM & RAM check START
Aging mode START
Panel key test START
Check pattern mode START
Signal send mode START
Memory clear mode START
STOP
KEY
+
"Power ON"

Memory clear

(Work + Backup)
Soft switches are displayed and changed. List can be output.
ROM is sum-checked, and RAM is matched. Result list is output.
10 sheets of check patterns are output every 5 minutes per sheet.
Panel keys are tested. Result list is output.
Various signals of FAX communication are output.
Shading compensation is performed in this mode.
To check the print head, whole dots are printed over the interval of 2 m.
Insertion and discharge of document are tested.
Registered content is sent.
Recording paper is successively cut. (Cutter model only)
key or the # key or select with the rapid key. Enter the mode with the START key.
START
1
2
3
4
5
6
7
START
In relation with the process response (request from Production
KEY
Engineering)
+
depending on STOP key timing. If the STOP key is held down,
MEMORY CLEAR?
"
Function
2 – 2
START
START
START
10 START
9 START
8 START
WAIT A MOMENT clock indication may appear
" "
appears.
"
UX-108U/178U/188U
FO-375U
Cutter aging
(Cutter model only)
Entry data receive
Entry data send
Auto feeder mode
All black mode
Shading mode