Philips PR1906C121, Technical Service Data

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Figure 3 - OPT sub-menu
The OPT (Options) sub-menu is entered using the MENU LEFT/RIGHT command. This sub-menu
displays the option items available which can be selected by using the MENU UP/DOWN buttons on the
remote and the option item values can be changed using the MENU LEFT or RIGHT buttons on the
remote.
Smart Features (SF)
When the SF function is off the Smart Features are disabled.
When the SF function is on the Smart Features are enabled.
(Smart Features consists of : Smart Sound, Smart Picture, Surf and Clock) functions
External Audio Video (AV)
When the AV function is off the external Audio Video is disabled.
When the AV function is on the external Audio Video is enabled.
Stereo (ST) (only for Stereo sets)
When the ST function is off the stereo is disabled.
When the ST function is on the stereo is enabled.
Tuner Adjustment:
AGC Takeover Point (AGC):
1. Enter the Service Default Alignment Mode (SDAM) in either of the following two ways:
a. Press the following key sequence on the remote control transmitter while the set is in Standby
mode: 0-6-2-5-9-6-Status (Do not let the sequence time-out between entries)
b. Short service pin 0239 (on the CBA) to ground and switch power-on.
2. Use the Menu Down button to highlight the VCO menu.
3. Use the Menu Right button to enter the VCO sub menu.
4. In the VCO sub menu, use the Menu Up/Down buttons to highlight RF-AGC.
5. Record the RF-AGC value currently in the register. (Range 0-127)
6. Use the Menu Right button to raise the value of AGC until snow appears in the picture.
7. Then use the Menu Left/Right buttons to reduce the AGC value until the snow disappears.
Caution: Single digit AGC values may cause overload.
Upon completion of Tuner adjustment, press the Menu button to return to the SDAM menu.
Figure 4 - VCO Sub-Menu