Adjustment Precautions - Sharp SX76NF200 Service Manual

Chassis no. ge-3a
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ADJUSTMENT PRECAUTIONS

Entering service mode
(Method 1)
1. Send the service R/C code to enter the service mode.
2. Send it again to exit the service mode.
(Method 2)
1. Short the jumper to enter the service mode.
Connect "J 311" with "J 403".
2. Stop shorting the jumper to exit the service mode.
Service mode menu
1. Select item by ch up/down ,push vol up/down.
2. When you adjust geometry, please set Full mode by "Wide mode key".
3. About geometry adjustment, it is necessary to adjust 2 pattern.
» 50hz interlace signal
» 60hz interlace signal
About "Reset TV-set"
1. When replacing the flash ROM or EEPROM, the TV may need to be reset.
2. Unless necessary, do not reset the TV because the adjustment data will be
initialized.
3. To reset the TV, enter the "Reset TV-set" menu and press the SURROUND key.
After about 30 seconds, the NVM data will be initialized.
Changing the NVM data
1. Enter the "NVM Edit" menu.
2. Input the addr. and data in hex with the number keys or vol up/down key.
» NVM-edit addr. (hex) ----
» NVM-edit data (hex)
--
3-1
MAIN (Wiring side)
Fig.1
3-2

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