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Electronics Repair (sci.electronics.repair) Discussion of repairing electronic equipment. Topics include requests for assistance, where to obtain servicing information and parts, techniques for diagnosis and repair, and annecdotes about success, failures and problems. |
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ITT televison with 6 pin DIN connector need pinout
This is an old set with a DIN 6 pin socket for the AV input position,
anybody know the pinout? I have checked the net and found various sets of pinouts for the likes of grundig,: http://freespace.virgin.net/matt.wai...e/av/din6a.htm but these don't work. neither do the DIN to 4 phono adaptors. any ideas? thanks Ben |
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Geo wrote in message . ..
On 2 Oct 2004 14:26:46 -0700, (b) wrote: This is an old set with a DIN 6 pin socket for the AV input position, anybody know the pinout? I have checked the net and found various sets of pinouts for the likes of grundig,: Model number? Our "old" ITT set has a 5 pin din (on the front) but it is only for headphones. Geo Thanks you all for the responses. Its is an ITT ideal Color 3725, chassis is compact 80 DST as far as I know, mid 1980s vintage. On the front it has a 1/4" jack socket for head phones and a 5 pin DIN for audio output. The aerial and AV are at rear. After various experiments inside the set, I have found that the AV socket here really does not seem like the Grundig /standard pinout I found earlier. Pins 2 and 6 are wired together on the pcb and shorting pins 1 and 5 did not bring about AV switching. ......No wonder everyone now uses SCART! Now...using a commercially-available adaptor 6 pin DIN plug to 4 phono sockets I discovered that the centre pin of the red phono socket, when shorted to centre pin of the white phono socket, passed the 12v and switched the set to AV. The other two phonos (yell.+ black) were audio in and video in. The set worked fine with this setup. So now all I'll have to do is trace the signals back from the phonos to the pcb in the set with a multimenter to determine the exact pinout. Since it is a nice big size (28") in good condition , I'd like to see it being put to use with a DVD instead of being dumped. Round here, people are leaving working sets out for the refuse collection if they have no AV inputs these days. regards, Ben |
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Kibo informs me that (b) stated that:
This is an old set with a DIN 6 pin socket for the AV input position, anybody know the pinout? I have checked the net and found various sets of pinouts for the likes of grundig,: http://freespace.virgin.net/matt.wai...e/av/din6a.htm but these don't work. neither do the DIN to 4 phono adaptors. any ideas? My usual method: Draw a diagram of the socket on a piece of paper to log your findings. Use your multimeter/continuity-beeper to determine the ground pins, use a scope to determine the composite-video/audio output pins, inject video or audio via a resistor (100 ohms or so) into the remaining pins to identify them. -- W . | ,. w , "Some people are alive only because \|/ \|/ it is illegal to kill them." Perna condita delenda est ---^----^--------------------------------------------------------------- |
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Lionel wrote in message . ..
Kibo informs me that (b) stated that: This is an old set with a DIN 6 pin socket for the AV input position, anybody know the pinout? I have checked the net and found various sets of pinouts for the likes of grundig,: http://freespace.virgin.net/matt.wai...e/av/din6a.htm but these don't work. neither do the DIN to 4 phono adaptors. any ideas? My usual method: Draw a diagram of the socket on a piece of paper to log your findings. Use your multimeter/continuity-beeper to determine the ground pins, use a scope to determine the composite-video/audio output pins, inject video or audio via a resistor (100 ohms or so) into the remaining pins to identify them. OK: when experienting initially i inserted a small switch between pins 1 and 5 to attempt to get the set to AV. After checking again, I found that the damn thing was actually FAULTY! hence no 12v switching goin' on........ Anyway that problem is solved. here is the pinout in case anyone else needs it. Using *just* the diagram from this link, *ignoring everything else on the page*: http://freespace.virgin.net/matt.wai...e/av/din6a.htm The pinout I have found is as follows. In brackets are the references to the commercially available 6pin DIN plug to 4 phono socket adaptor lead: 1 AV select (white phono socket centre pin) 2 Audio in (Yellow phono) 3 Gnd 4 video in (black phono) 5 12v switching (red phono centre pin) 6 as pin 2 regards, Ben |
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