AIWA - TV SX2950 SERVICE MODE
TO ENTER SERVICE MODE
To enter service mode, a modification should be done with its remote control [RC-6VT06]
This is the remote control:
STARTING THE SERVICE MODE
- Press the "Test"(Hidden) key once to enter to the Aging Mode.
AGING MODE WINDOW
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AGING
AFT ****
HEX ****
DOWN **
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- Press the "Channel" key on the remote control to enter into the adjustment mode.
Hidden Key / "Finish"
- The accumulated hours in the 'Aging Mode' will be reset by presetting the "Finish" key.
- Avoid pressing this key during general repairs.
- Enter to Aging Mode by pressing the "Test" key on the remote control.
- Press the "System' key and confirm the condition of the distinction switch.
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1 KE1 5 SH1
2 KE2 6 SH2
3 INDO1 7 SH3
4 IND 02 8 SH4
0123456789ABCDEF
0101100011110111
1111111111111111
0123456789ABCDEF
1011001010111100
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- In case the data is different, use "Channel" key to scroll through (0 to 1F), and set to the correct data value of "0" or "1" by the Volume key.
- All the settings are stored when the "Test" key is pressed to complete the correction. There will not be a problem even though these changes are done after completing all adjustments.
CONTENTS OF AGING MODE
- Release "auto power off" function: Release auto power off function, when no input is supplied. Use this mode for warming up, during CRT adjustment.
- AFT S-Curve status indication: The condition of AFT S-curve are indicated by "IN" for suitable tuning, "High" for too high or "Low" for too low. "Out" is indicated when no signal is applied.
- Display of 'CRT ON' accumulated hours: The CRT used time is accumulated on an hourly basis is displayed in hexadecimal figures. [1*16*16*16 - 4th digit] [ 2*16*16 - 3rd digit] [ 3*16 - 2nd digit] [4*16 - first digit].
- The display will be reset to '0000H' when the accumulated hours exceed '7FFFH'(32768) hours.
ADJUSTMENT MODE OPERATION
- Return to the aging display by pressing the "Test" key and press "Channel" key to display the adjustment menu screen
- In case, the contents are different, press '4' key and select [INDO2] for destination. See the display.