Mode Selection - Epson LQ 1050 - B/W Dot-matrix Printer Technical Manual

REV.-A
Next, press any key to display the manu screen.
DIAGNOSTICS PROGRAM FOR FX-850/1050
1. MANUAL MODE
2. AUTO FILE MODE
3. AUTO MODE WITH OSCILLOSCOPE
4. TEST PRINT MODE
5. RETURN TO SYSTEM (MS-DOS)
PLEASE SELECT MODE (1 TO 5)=?

5.2.5. Mode Selection

This system includes four different modes which the level of repair or the type of diagnostics to be
performed. After reading the descriptions, select the mode best suited to your needs.
Each mode is described below:
This mode is selected by choosing No. 1 on the menu screen. It should be selected if the symptom
or cause of the trouble is somewhat apparent, or if the cause of the trouble was determined using
an oscilloscope or other test equipment.
Figure 5-5 shows the menu screen for the Manual Mode.
POWER. HEX
01:
05: SW. HEX
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in Figure 5-5, the menu mode displays all test file names in the system, from which a
As shown
user can select the file to be executed.
If a file number is input, the description of the test file is displayed on the screen and executed.
The results indicating the suspected parts are displayed.
In addition, since this mode enables the user to input a signal from the control panel, an access
is provided that is not normally available. Refer to the display messages for information on the control
panel operation in the diagnostics mode.
To return the main menu, press the return key.
Figure 5-4. Menu Screen (Mode Screen)
02: TEMP. HEX
06: SWLED.HEX
PLEASE SELECT TEST FILE NUMBER=?
Figure 5-5. Manual Mode Menu Screen
5-4
03: COLUMN. HEX 04: CG.HEX
07: HOME. HEX 08: PE.HEX
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