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3. Press the channel up button and ALTER NVM VAL appears, use the volume up/down buttons to change this data (data
is shown in hexadecimal format).
4. Once this data has been set, press the stand-by button to store.
5. If another NVM value has to be changed, use the channel down button to select the page or position and repeat as
necessary.
Note:
DO NOT change any NVM data, unless you have been advised to do so by a Sharp representative. If data is incorrectly
changed, serious damage may occur to the receiver.
Contrast Adjustments
Three types of contrast levels can be varied as listed below:
• TELETEXT MIX MODE CONTRAST
• TELETEXT CONTRAST
• OSD CONTRAST
Use the volume up/down buttons to adjust to a suitable level, then press the stand-by button to store.
DVCO Adjustment (PAL)
Carry out the DVCO Adjustment (PAL) as shown below:
1. Receive a Phillips pattern signal.
2. While in the DVCO ADJUSTMENT (PAL) menu, press the stand-by button.
3. The adjustment will be carried out automatically and stored.
DVCO Adjustment (NTSC)
No adjustment required.
Auto Installation On/Off
To return the receiver to the original Auto Installation mode, using the volume up or down button, set the Auto Installation
On/Off to On. This setting is automatically stored and when the receiver is turned on the next time it will start up in Auto
Installation mode.
AGC Adjustment
To correctly align the Automatic Gain Control, follow the procedure outlined below:
1. Tune the set into a pattern generator on CH10.
2. Adjust the signal strength of the pattern generator to 57dB/µV
3. Enter the Service Mode.
4. Enter the AGC Adjustment menu.
5. Press the stand-by button on the remote control.
6. The adjustment will be carried out and stored automatically.
AFT Adjustment for PAL BG, SECAM L
To correctly align the Automatic Fine Tune, follow the procedure outlined below:
1. Tune the set into a pattern generator on CH69.
2. Enter the Service Mode.
3. Enter the AFT Adjustment menu.
4. Press the stand-by button on the remote control.
5. The adjustment will be carried out and stored automatically.
AFT Adjustment for SECAM L'
To correctly align the Automatic Fine Tune, follow the procedure outlined below:
1. Tune the set into a pattern generator on F04.
2. Enter the Service Mode.
3. Enter the AFT Adjustment menu.
4. Press the stand-by button on the remote control.
5. The adjustment will be carried out and stored automatically.
All manuals and user guides at all-guides.com
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70FW-53E
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