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Very good service Within one day i received a pdf of the users manual and electric circuits so I was able to measure the different voltages in the printed circuit and find out the fault Payment was also reliable and easy.Without the manual i could not have repaired.So thanks to "Search for a manual"
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you are doing great job guys.....my father ask me to find out the schematics of Sony KV25R1D to sort out the problem ..(he was electrical technician, and excperianced with TV and simillar stuff). finally he found the cause and change all necessary parts....now he has got working old dog..and is very happy!!... thank you all.. NB..he also saved the repair cost.
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Perfect. Received my manual within 24 hours. Clear scan of the manual I needed. No problem.
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Item as described, very well detailed manual with complete schematics. I've received the download information shortly after payment, very good support.
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Really good and well scanned. File is complete the full service manual for 5$
Gain Control Power Indicator
Adjusting gain controls A and B will The power indicator lights when the help match output of the car stereo to power is switched on. Pioneer amplifier. Normally, set the gain controls to the �NORMAL� position. If the output is low, even when volume of the car stereo is turned up, turn these controls clockwise. If there is distortion when volume of the car stereo is turned up, turn these controls counter-clockwise.
� If you only use one input plug, set the gain
controls for speaker outputs A and B to the same position.
� When using with an RCA equipped car
stereo (standard output of 500 mV), set to the NORMAL position. When using with an RCA equipped Pioneer car stereo with max. output of 4 V or more, adjust level to match the car stereo output level.
� If you hear too much noise when using the
speaker input terminals, turn the gain control counter-clockwise.
LPF (Low-Pass Filter)/HPF (High-Pass Filter) Select Switch
Set LPF/HPF select switch as follows according to the type of that is connected to speaker output connector and the car stereo system: Input Select Switch
For two-channel input, slide this switch LPF/HPF Select Audio frequency range Speaker Remarks to the left. For four-channel input, slide
Switch to be output Type this switch to the right.
LPF (left) � 40 to 120 Hz Subwoofer Connect a subwoofer. OFF (center) Full range HPF (right) 40 120 Hz � Full range Use if you want to cut the very low frequency range because it is not necessary Cut Off Frequency Control for the speakers you are using. If the LPF/HPF select switch is set to
LPF or HPF, you can select a cut off frequency from 40 to 120 Hz.
GM-X644,X544
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