Philips 13PT30L1 Service Manual page 36

Service Default Mode (SDM)
1. The Service Default Mode (SDM), set the option codes and bytes of the set, and display the error codes
(the Power LED begins blinking procedure for error code display, if errors are detected). SDM also overrides
software protections.
The Service Default Mode (SDM) must be used when taking voltages and waveforms.
2. To enter the Service Default Mode, press the following key sequence on the remote control transmitter:
0-6-2-5-9-6-Menu
Do not allow the display to time out between entries while keying the sequence.
SDM can also be entered by pressing the Channel Down and Volume Down keys on the local keyboard
simultaneously while in SAM mode.
When Service Default Mode is entered, the text "SDM" will be displayed in the upper right corner of the
screen.
3. When Service Default Mode is entered, the Power LED will begin blinking to display any detected error
codes, the set automatically tunes to Channel 3 (61.25 MHz), and service unfriendly modes are disabled. All
customer controls are set to predetermined values.
4. When the unit is operating in Service Default Mode, all normal on-screen displays are suppressed and
replaced by a special service display. A sample SDM display is shown below.
5. To select an option code or option byte in SDM, use the Menu Up or Menu Down keys on the remote
control.
6. To change the value of an option code, use the Menu Left or Menu Right keys.
7. To change the value of an option byte, use the Menu Left or Menu Right keys, or enter the new value using
the numeric keys on the remote control.
8. Press the Status button on the remote control to toggle the OSD (except "SDM") ON and OFF to prevent the
OSD from interfering with measurements and oscilloscope waveforms.
9. Press the Menu button on the remote control while in SDM to switch the software to a Virtual Customer
Mode; the text "SDM" will still be displayed in the upper right corner of the screen. In this mode, all customer
menu adjustments to the set can be made. From the Virtual Customer Mode, press the Menu button to
return to the SDM display.