#69852 - 10/22/09 12:36 AM
Issue with DVI->HDMI no picture
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Gunslinger
Registered: 07/25/03
Posts: 137
Loc: Lake Hopatcong, NJ 07849
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Greetings, Outlaws. I recently diverted all of my video through my 990 and am having an issue with my PC's video display. I'm not 100% sure it's the 990's fault, but the problem wasn't there before so it does point in that direction.
The PC is DVI out. I previously had it connected to the TV via a DVI to HDMI cable.
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#69853 - 10/22/09 12:42 AM
Re: Issue with DVI->HDMI no picture
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Gunslinger
Registered: 07/25/03
Posts: 137
Loc: Lake Hopatcong, NJ 07849
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Uh...that was weird. I guess I hit a button. Anyway...
The PC is now connected to the 990 via DVI<->DVI cable. The 990 is connected to the TV via the DVI<->HDMI cable.
The PC is on all the time, but the TV and 990 of course are switched off between uses.
The problem: occasionally when I turn on the TV and the 990, setting the TV to the HDMI input and the 990 to the proper input, I get no video. There is audio, and I know the PC is still working because I can use the keyboard to reboot.
Any troubleshooting questions and suggestions are welcome. I had a similar issue with my Xbox a while back and I ended up having it repaired under warranty and the problem went away.
-Joe
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#69854 - 10/22/09 03:10 PM
Re: Issue with DVI->HDMI no picture
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Desperado
Registered: 01/01/03
Posts: 506
Loc: Torrance, CA USA
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Your probably have already checked this, but do you have any kind of power manager/screen saver setting on the PC that stops the video feed?
_________________________
Living Room 24x18 open 1/2 flight up to a raised dining room/hall 24x12 Outlaw 976 pre-pro running 5.1 system Outlaw 750 for Artison Masterpiece LCR and 2 NHT SuperZeros rears Velodyne Servo FX-1200 LG OLED65C8PUA via HDMI2 to/from 976 HDMI ARC Roku Ultra Samsung BD-D5500 BluRay Amazon FireStick 4K to 976 Aux HDMI input for Amazon Music Ultra
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#69855 - 10/22/09 08:43 PM
Re: Issue with DVI->HDMI no picture
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Desperado
Registered: 04/19/05
Posts: 361
Loc: Plano, TX
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I have a similar problem, and power cycling my TV works every time.
_________________________
--Greg
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#69856 - 10/23/09 03:31 PM
Re: Issue with DVI->HDMI no picture
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Gunslinger
Registered: 07/25/03
Posts: 137
Loc: Lake Hopatcong, NJ 07849
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73Bruin: I have a screensaver, but it doesn't turn the monitor off. Either way, I'd hope it would come back when I start moving the mouse/pressing keys.
sluggo: that's a good idea, I'll give it a go next time. That can't be good for the lamp, though :p
At least it doesn't happen that frequently. I am really curious to find the root of the problem though.
-Joe
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#69857 - 10/23/09 08:20 PM
Re: Issue with DVI->HDMI no picture
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Desperado
Registered: 04/19/05
Posts: 361
Loc: Plano, TX
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More than likely, the root of the problem is HDMI. HDMI as a standard has plenty of handshaking issues, especially when you're talking about converting to/from other standards like DVI or displayport.
_________________________
--Greg
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#69858 - 10/23/09 08:24 PM
Re: Issue with DVI->HDMI no picture
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Gunslinger
Registered: 07/25/03
Posts: 137
Loc: Lake Hopatcong, NJ 07849
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That was my assumption too. It was just curious that it started happening right after I installed the 990 - I've had the PC attached to the TV with the same DVI<->HDMI cable for several years prior without any issues. So I was hoping someone else had seen and fixed the same issue.
-Joe
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#69859 - 10/23/09 09:12 PM
Re: Issue with DVI->HDMI no picture
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Desperado
Registered: 04/19/05
Posts: 361
Loc: Plano, TX
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The more you add to the HDMI chain, the more issues you're likely to have. For instance, my mac (DVI>HDMI) goes right to my tv perfectly, I don't have to adjust at all. However, when I add the pre/pro to the mix, the picture becomes blurry, and the picture is smaller than the screen. I've tried a bunch of solutions, to no avail.
It's a shame, because HDMI is pretty ubiquitous considering it's time in the market, and yet it just seems incomplete as a standard.
_________________________
--Greg
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#69860 - 10/23/09 10:36 PM
Re: Issue with DVI->HDMI no picture
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Gunslinger
Registered: 07/25/03
Posts: 137
Loc: Lake Hopatcong, NJ 07849
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Well, it just did it again and a power cycle of the TV did not help. I had to reboot the PC. I really don't want to tear apart the back of my system again -Joe
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#69861 - 10/30/09 03:48 PM
Re: Issue with DVI->HDMI no picture
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Gunslinger
Registered: 07/25/03
Posts: 137
Loc: Lake Hopatcong, NJ 07849
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Power cycling the 990 does fix the issue. Maybe it's the order in which things are turned on. I'll have to play with the remote settings and see.
-Joe
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