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Excellent service manual includes everything is need to repair this radio-caseete, how to disassemble, wiring diagram, all , waiting time until the download was only a few hours. I'm going to buy service manuals from here, are cheap and very good.Thank you.
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Good service manual,i saved from scrapping this deck,is now fully functional.Thanks.
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Found this to be the manual included with the original packinging, was helpfull but did not give any detailed repair instructions.
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Complete service manual, was very helpful in repairing this tapedeck.Thanks.
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The service manual was a copy of the original from Wirlpool. The quality was good, all neccecary information was available including the service-codenumbers, so I could order the right part to be replaced for repair.
Downloding was no probem after the payment.
Thanks for the service!
TX-SR505/505E OPERATION CHECK-2
SPEAKER PROTECT-2 (CURRENT DETECTION)
[When] 1. Exchange power transistors (Q6050 - Q6056, Q6060 - Q6066). 2. Exchange amplifier PC board ass'y (NAAF-8779). <Note> 1. No input. 2. Do not check two or more channels at the same time. 3. Do not connect a dummy load to speaker terminal longer than 2 seconds. [Procedure] 1. Press and hold down CD button, then press STANDBY/ON button while the unit is powered on. " Test - _ " is displayed only for 5 seconds.
T e st - _
Blinks
2. Press AUX button, while " Test - _ " is displayed. The unit will be in the state of " Test-4-00 ".
T e st - 4- 00
3. Repeatedly press + (TONE) button until " Test-4-35 " is displayed.
T e st - 4- 35
4. Connect the dummy load of 3 ohms to the Front L ch speaker terminals. At this time, confirm that the speaker relay is not turned off.
T e st - 4- 35
5. Connect the dummy load of 1 ohm to the Front L ch speaker terminals. At this time, confirm that the speaker relay is turned off and " Protect " is displayed.
P rotect
Disconnect the dummy load immediately after checking the display of " Protect ".
T e st - 4- 35
6. Check other channels according to the same procedure as 4 and 5. 7. Press the STANDBY/ON button. Turn off
C lear
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