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A site where discontinualed schematic diagrams and back dated information can be found on discontinued radios tv's and any electronic equipment can be found. Newer manuals either Service and operating manuals. Radio amateurs should find this site a great source for ham radio equipment manuals. I will return to this site should I need information on any electrical equipment. priced easy to download in a PDF format and print pages need to undertake the repair.
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Quality scan of the original. All the detail necessary to troubleshoot, repair and adjust the unit. I'm sure I will be downloading more manuals in the future as the need arises.
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Exactly as described, a Service Manual complete with the schematics and PCB layout delivered in a timely manner. Many thanks for the great service.
 ;
some of the writing is a bit blur but the part in the schmatic was great and i have fixed the machine thanks
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Well.. I'd searched for this manual and although I found many copies online I was pleased to find your website with a well balanced pricing system and easy to search and follow links. That together with the very quick response time was just what I was looking for.. being a very impatient tech.. ;-) I had the service manual in front of me within a short time.
Bookmarked.. and you can bet I will always come here first for my service & user manuals..
best regards
Ed(Tony) Foley
G7WHK
S-W80S
7. GENERAL INFORMATION
7.1 DISASSEMBLY
Removing the Amplifier Assy
1 ) The Amplifier Assy is attached to the cabinet by 4 external screw 1. To detach it, pull down the subwoofer toward the left side. Then unfasten those screws 1 (� 4) 3 ) The SW. Assy and LED ASSY is attached to the front panel by each 2 screws. To detach them, remove the Amplifier Assy first. Then unfasten each screws from the cabinet back side.
Be sure to bind the POWER SW lead and LED lead by the cable holder(twist-lock).
LED ASSY SW. ASSY
Screw1
2 ) Stand up the speaker again. After unfastening the rear panel screw 2 (� 8), pull straight the Amplifier Assy toward back about 13cm. Then remove the connecting cord of SW. Assy and LED Assy. Next, pull out the Amplifier Assy and remove the speaker cords.
2 2 2 2
Bind the SP lead by the binder.
Removing the Subwoofer
1 ) The speaker element is attached to the back board by 4 external screws 3 and washers. To detach it, unfasten those screws and washers. 2 ) When attaching the speaker, face its terminal downward. (Screws must be used with washers.)
LINE LEVEL
INPUT OUTPUT
SPEAKER LEVEL
R
L
OUTPUT
2
INPUT
2
+ -+
3
3
2
2
Rear Panel
3
Bind the Power SW lead Amplifier Assy and LED lead by the binder.
3
Be sure to fix the lead between CNTL-ASSY and POWER ASSY to the chassis by the binder.
50
Hz
200
LINE LEVEL
INPUT OUTPUT
SPEAKER LEVEL
R
L
OUTPUT
INPUT
+
-
-+
Removing the Front Panel
The front panel is attached to the baffle by press-fitting. To detach it, pry it open by inserting a flat blade screwdriver into lower side.
Be sure to bind the secondary side lead of the transformer by the binder.
17
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