Yamaha DRX-2 Service Manual page 71

Nucleus Name DS_SYS_VideoLoopThroughStop
Nucleus Number 1214
Description Stop routing the video input to all the outputs.
Technical - Stop the DENC and the Video Front End
Execution Time Less than 1 second.
User Input -
Error Number
121400
121401
Example DS:> 1214
121400:
Test OK @
Nucleus Name DS_SYS_VideoLoop
Nucleus Number 1215
Description Note: Before executing this nucleus the user must route the video signal on the analog board
with nucleus DS_ANAB_VideoRouting(1112 ).
Technical - Evaluate user input.
- Reset the global variables, video memory.
- Fill the video memory with a vertical colourbar.
- Initialize the Chrysalis SYNC-module.
- Initialize the Chrysalis MIXER-module.
- Initialize the Chrysalis VPP-module.
- Initialize the Chrysalis DENC-module.
- Display the original image.
- Initialize the VIP.
- Initialize the Chrysalis VFE-module.
- Try to detect a sync in the VIP input.
- Catch the received image in memory.
- Display the received image.
- Compare the received image with original image.
- Create a conclusion.
Execution Time 3 seconds.
User Input Video input of the digital board:
- CVBS
- YC
- YUV
- RGB
- TEST (The video output will be routed to the video input on the digital board.)
Video standard:
- PAL
- NTSC
When no input is given, the nucleus will take TEST for video input and PAL for video standard.
Description
VideoLoopthroughStop succeeded
DENC module on Chrysalis failed.
DRX-2
71