Promax GV-698, Instruction Manual

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- IL. OFF [19] (Interlace): press this button to suppress the interlace and
enable an easier check to be made of the vertical integration system of the
synchronisms separator. In convergence adjustments a non-interlaced signal
seems more suitable in order to avoid flicker.
NOTE: When the SECAM system is selected, pressing this button permits
the inclusion of the picture identification signal.
4.4 Function buttons which modify the sound modulation
The selection of the sound source is carried out by means of the SOUND
switch [41].
The internal modulating signal is 1 kHz (L channel) and 3 kHz (R channel); if
the input of an external sound signal is desired, use the LF MODULATION [40]
input on the rear panel.
- OFF [18]: press this button to suppress the sound carrier on the RF
output.
- DUAL [17]: press this button to select the dual mode. If the button is not
pressed, stereo mode is selected (in PAL ZWEITON and NICAM).
- L OFF [16]: press this button to suppress the signal which modulates the
main carrier (in all systems) or the selection of the digital information
corresponding to the L channel (in NICAM).
- R OFF [15]: press this button to suppress the signal which modulates the
second carrier (in PAL ZWEITON) or the selection of the digital information
corresponding to the R channel (in NICAM).
4.5 Function buttons which operate on the Teletext and VPS signals
Only for equipment with teletext signal decoders, levels 1 and 1.5.
- TXT/VPS OFF [14]: press the button to cancel the teletext and VPS
information in the composite video signal.
Only for equipment with VPS signal treatment. The information transmitted by
this signal during recording corresponds to the day, month, hour and minute when the
recording of the desired broadcast is to start. It also transmits the information on the
country and broadcaster of the program. The minute of the starting time of recording
may be modified by changing the chart selection.
- TXT/VPS PRG. [13]: when this button is pressed, the information to be
transmitted through the VPS signal sets the video to pause.
- TXT/VPS START [12]: when this button is pressed, the information to be
transmitted through the VPS signal sets the video to stop recording.
NOTE: when both buttons are pressed, a code of state is transmitted.
05/96 GV-698