View Full Version : Projector PRE PLAN
aquafire 09-23-07, 10:41 PM Hey Everyone,
Finishing up the drywall on my theater. Initially i'm going to run my 58" Panny...
But I want to PRE-WIRE for a projector and Screen which I will likely install early next year. I have a few questions:
1) What wires need to be run from Receiver to Projector?
2) What wires need to go from Projector to Screen?
3) Will 2" conduit be sufficient for Projector to receiver?
4) Do I NEED to run seperate circuits for the screen and projector?
5) Based upon MFG specs how do you pre-determine projector to screen distance?
I have an ELITE 94 Receiver, PS3, HD Cable Box.
Many thanks!
aquafire 09-24-07, 08:22 PM Any help?
:)
chinadog 09-24-07, 08:52 PM 1) HDMI, Component, Cat5E, IR extention (another cat5e or a 50 ft cable from Smarthome for 9.00). Just do the conduit thing and your covered. Oh and an outlet would help. Make sure you plan ahead with some projector throws in mind or you're end up limiting yourself to certain throws.
2) None. All cabling goes from the projector to receiver (or source)
3) Go as big as it'll fit. 2" is a little small once you stuff cables in there.
4) Wait, are you doing an electric screen? Equipment power separately would be smart. You can tie into that for projector (or not). I didn't actually do a separate circuit OR connect to the rack. I tied it into the string of outlets for the room, but none get used.
5) You can review projectorcentral.com calculators for throw lengths (distances)/screen size capabilities. It'll give you a range for throw based on the gain.
I typed this quick, so others correct me if I overlooked anything (I'm sure someone will)
Bud
GreySkies 09-24-07, 09:02 PM For #1, run five coax cables for component- that way, you have the flexibility of running vga (or rgbhv).
Don't put your pre-wire inside the conduit; run a string inside the conduit to pull wire if you need it in the future.
aquafire 09-24-07, 09:20 PM Thanks guys!
So if I run for 2 throw distances do I need to run 2 seperate conduit runs?
Will 2 x 2" Conduit be enough?
Is Cat5E an internet cable?
Whats this for? IR extention (another cat5e or a 50 ft cable from Smarthome for 9.00
Yes I'm doing an electric screen...
thanks!
GreySkies 09-24-07, 09:34 PM Cat5 is primarily used for ethernet, but can also be used for IR or video via baluns.
aaron_hinni 09-24-07, 09:54 PM So if I run for 2 throw distances do I need to run 2 seperate conduit runs?
Will 2 x 2" Conduit be enough?
Do two runs. You won't be able to fit a whole bunch in a 2" pipe, but you can make it work. I'd do (and did) 2 runs of 3". My 2nd run wasn't two far from the rack, so it wasn't a big deal, and I just left it up inside the ceiling.
Then again, I ran two 3" runs of conduit, and currently am just using a single HDMI cable from the closet to my projector. (so 2" would have been plenty). If you are using your 94 as your AVR, you'll really only need HDMI out of it to your PJ.
aquafire 09-25-07, 09:33 PM So what wire do I need to run from the projector so the screen will react and come down when the projector is turned on ? Brand? Model?
Where do I run this wire too?
thank you.
For #1, run five coax cables for component- that way, you have the flexibility of running vga (or rgbhv).
Don't put your pre-wire inside the conduit; run a string inside the conduit to pull wire if you need it in the future.
what should the prewire from the projector to the receiver be put in? thanks. later.
GreySkies 11-06-07, 04:41 PM what should the prewire from the projector to the receiver be put in? thanks. later.
The wall. ;) Seriously-- that way, you're not taking up space in the plastic conduit for pulling new cable if it's ever needed.
chinadog 11-06-07, 09:15 PM Whats this for? IR extention (another cat5e or a 50 ft cable from Smarthome for 9.00
It allows you to put an IR emitter on your projector for remote control so you don't have to point your remote at the projector. This assumes you're planning on using IR expansion to control your equipment. (You can use Cat5 to do this to, you have to splice the emitter wire).
http://www.smarthome.com/8186.html
Bud
The wall. ;) Seriously-- that way, you're not taking up space in the plastic conduit for pulling new cable if it's ever needed.
so HDMI, RG6, Component, and so on that I know I will be needing do not need to be ran in conduit of any type? I understand the future proofing by running empty conduit. thanks.
GreySkies 11-07-07, 11:00 AM so HDMI, RG6, Component, and so on that I know I will be needing do not need to be ran in conduit of any type? I understand the future proofing by running empty conduit. thanks.
Correct. Low-voltage stuff here in the Chicago area doesn't need to be in conduit, unlike ac.
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