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It's a grate service manuals.Have many details and the writing it's so clear.You have all you want in manual,nothing missing,belive me.I'm verry satisfied of this manual.
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Great scanned service manual
Usefull informations.
I will buy again!
Best Regards
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The manual describes this product very good. It has the basic things to know and also a more detailed look. Very well made!
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An excellent document to assist in the repair of my old personal tape player. It includes full circuit diagrams and physical layout drawings and full instructions on disassembly and fault finding.
Well worth the meagre price.
;
Very good conversation, Pretty fast Service, wood do it again,
Have paid by Paypal, so i got the Service Manual online after 15 Min.
Very helpfully.
Greeting from Germany,
Hans
E-F Balance (1 Track Jump) Check
oscilloscope (DC range) BD board
RF PLL Free-run Frequency Check Procedure : 1. Connect frequency counter to test point (PLCK) with lead wire.
frequency counter BD board
TP (TE) TP (VC)
+ �
TP (PLCK)
+ �
Procedure : 1. Connect oscilloscope to test point TP(TE) on BD board. 2. Turned Power switch on. 3. Put disc (YEDS-18) in to play the number five track. 4. Press the �P (Pause)� button. (Becomes the 1 track jump mode) 5. Check the level B of the oscilloscope�s waveform and the A (DC voltage) of the center of the Traverse waveform. Confirm the following : A/B x 100 = less than ±22%
1 track jump waveform Center of the waveform
2. Turned Power switch on. 3. Put disc (YEDS-18) in to play the number five track. Confirm that reading on frequency counter is 4.3218MHz. Adjustment Location :
[BD BOARD] (Side B)
10
5
1
B A (DC voltage) 0V
11 15 20
TE VC
level : 1.3 ±0.6 Vp-p symmetry
FE RF TEI
PLCK
14 10
5
1
15
20
25 28
� 10 �
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