Test Mode - Sony DRN-XM01C Service Manual

DRN-XM01C/XM01R/XM01H/
XM01CK/XM01HK
Ver 1.1 2001.12

4-1. TEST MODE

4-1-1. SETTING THE TEST MODE
The following is the method of entering the test mode under the
condition of power-off.
Procedure:
1. Press the JOG roller and the preset button 2 simultaneously for
three seconds.
2. Press the preset button 1 .
3. Press the preset button 3 .
4. Press the preset button 5 .
5. The menu screen is displayed.
4-1-2. EXITING THE TEST MODE
Press the POWER button excluding LCD/KEY/BACKLIGHT Test
Mode.
4-1-3. TEST MODE MENU
Select the menu and press the JOG roller.
(MENU)
JOG roller
TEST MENU
LCD ADJUST
TEST MENU
LCD/KEY/BKLIGHT
TEST MENU
EEP INIT.
TEST MENU
SOFT VERSION
TEST MENU
SERIAL NO.
4-1-4. OPERATION OF THE TEST MODE
[LCD Adjustment Mode]
* This mode is used to adjust the contrast of LCD to the medium
value.
This adjustment is different from user's adjustment of the contrast
in 8 levels.
Procedure:
1. Select the MENU LCD ADJUST and press the JOG roller.
2. The following screen is displayed.
LCD ADJUST XX
L H
3. Adjust the LCD to the center contrast in 32 levels by rotating
the JOG roller up or down.
4. Press the JOG roller to set the value.
5. The display returns to the TEST MENU.
10
SECTION 4
TEST MODE
(MODE)
JOG PUSH
LCD
Adjustment Mode
DSPL/BACK
LCD/KEY/BACKLIGHT
Check Mode
EEPROM
Initialization Mode
SOFT VERSION
Display Mode
SERIAL NO.
Display Mode
XX : LCD Contrast Value (00 to 31)
4-1-5. OPERATION OF THE TEST MODE
[LCD/KEY/BACKLIGHT Check Mode]
* This mode is used to check the operation of LCD, Keys, the JOG
roller, the backlight and the power LED.
Procedure:
1. Select the MENU LCD/KEY/BKLIGHT and press the JOG roller.
The test is excuted by pressing buttons correctly in the following
order.
2. All segments of LCD and the power LED are turnd on and the
backlight is lit brightly.
3. Press the POWER button. segments of LCD changes to checkers
and the backlight keeps bright.
4. Press the preset 1 button. LCD displays reverse checkers and
the backlight is bright.
5. Press the preset 2 button. LCD displays lateral stripes and the
backlight is bright.
6. Press the preset 3 button. LCD displays vertical stripes and the
backlight is bright.
7. Press the preset 4 button. LCD displays chekers and the
backlight is dim.
8. Press the preset 5 button. LCD displays reverse chekers and
the backlight is dim.
9. Press the MEMO button. LCD displays lateral stripes and the
backlight is dim.
10. Press the DSPL/BACK button. LCD displays vertical stripes
and the backlight is dim.
11. Rotate the JOG roller down. The message "JOG TEST COUNT : :
00" is displayed. Rotate the JOG roller down to "COUNT : : 08".
12. Rotate the JOG roller up. The value "JOG TEST COUNT : : 08"
decreases to "COUNT : : 00".
13. Press the JOG roller. LCD, the backlight and the power LED
are turned out.
14. Press the DSPL/BACK button to return to the TEST MENU.
[EEPROM Initialization Mode]
* This mode is used to initialize the values of EEPROM without
LCD factory adjustment value and the serial number.
Note: When this mode is activated, all of the information that has
been preset by customer is cleared. Before activating this mode,
take a note of the information that has been preset by customer.
After Test mode is completed, set the saved information to
recover the original setup.
Procedure:
1. Select the MENU EEP INIT. and press the JOG roller. Then
initialization is executed.
2. The message "EEP INT. COMPLETE" is displayed.
3. Press the DSPL/BACK button to return to the TEST MENU.
[SOFT VERSION Display Mode]
Procedure:
1. Select the MENU SOFT VERSION and press the JOG roller.
2. The following message is displayed,
SOFT VERSION R : ROM
R : 01.00 F : 01.00 F : Flash
3. Press the DSPL/BACK button to return to the TEST MENU.
[SERIAL NO. Display Mode]
Procedure:
1. Select the MENU SERIAL NO. and press the JOG roller.
2. The following message is displayed.
SERIAL NO.
XXXXXX
3. Press the DSPL/BACK button to return to the TEST MENU.
XXXXXX : Serial No. (6 digits)