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THANK YOU FOR A GOOD TRANSACTION, NICE COPY, CLEAR
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Very Good! All the diagram are easy to read, and its complete.
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This was an excellent source of detailed assembly information on a device which is at least 12 years old. A very lucky find, coupled with great service.
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Excellent Service Manual and best price on the Internet. This Service Manual covers everything you could ever need including full circuit schematics, component layout diagrams, stripdown procedure and full parts list/breakdown. I needed this to carry out a modification to one of these headunits and this manual covered everything I needed. Fast delivery, processed within a few hours.
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Thought I would never find a copy of the Technics SX-EN2 Service Manual until I found Owner-Manuals.com. Price was very fair and I received the download promptly. While a photocopy, it is quite readable and includes all the pertinent information and diagrams. Thank you Owner-Manuals!
HT-R320 OPERATION CHECK-1
DC VOLTAGE DETECTION PROTECTORS
[NOTE1] Limit time to apply voltage is 0.5 to 1.0 seconds each channel. When protection operation does not occur at once, try several times. [NOTE2] Don't connect speakers or any load. Don't short speaker terminals. 1. Set the unit to test mode " Test-1-00 " . 1-1. Press and the hold down the CD button , then press the STANDBY/ON button when the unit is Power ON.
FL display
Test - _
1-2. Press the DVD button, while the " Test - _ " is shown. Unit will be in the state of " Test-1-00 ".
Test - 1- 00
2. Apply DC voltage (+1.5 to +3V) to MULTI CHANNEL (FL, FR, SL, SR, C) terminal, each channel. 3. Check that " Protect " is shown. 4. Apply DC voltage (-1.5 to -3V) to MULTI CHANNEL (FL, FR, SL, SR, C) terminal, each channel. 5. Check that " Protect " is shown. 6. Press the STANDBY/ON button. 0.5 sec.
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CURRENT DETECTION PROTECTORS
[NOTE] In the state of test mode" Test-4-29 ", the pulse waveform output for checking from speaker terminal automatically. Therefore, oscillator is unnecessary. 1. Set the unit to test mode " Test-4-29 " 1-1. Press and the hold down the CD button , then press the STANDBY/ON button when the unit is Power ON.
FL display
Test - _
1-2. Press the VIDEO 3 button, while the" Test - _ " is shown. Unit will be in the state of " Test-4-00 ".
Test - 4- 00
1-3. Repeat and press SPEAKERS B button to the " Test-4-29 " is shown.
Test - 4- 29
2. Connect the lord resister (3 ohms) to the speaker terminals. 3. Check that the" Protect " is not shown, and speaker relays not turn OFF. 4. Check the each speaker terminals. 5. Connect the lord resister (1.5 ohms) to the speaker terminals. 6. Check that the " Protect " is shown, and speaker relays turn OFF immediately. 7. Check the each speaker terminals. 8. Press the STANDBY/ON button.
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 $4.99 HTR320 ONKYO
Owner's Manual Complete owner's manual in digital format. The manual will be available for download as PDF file aft…
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