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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.
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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
October 9th, 1995
APPENDIX B. OPTICAL ADJUSTMENT (ELECTRICAL)
18. Move the 1st carriage to the white chart position. Then press the Enter key.
<<<< AGC=27 >>>> <<<< Absolute white level (W1) >>>> Ajust VR3 : <W0X> == 0 +/- 3 **** Image Data (#3684) **** [ Exit : �!� key ] 003,003, 085,085 (082,082 <+>000) [082] [X] Ave-(O:082,E:082 <+>000) [082]
19. Adjust VR3 on the SBU until the value of X is within the required range. (In the example screen above, the value on the bottom line below the X must be 0 +/- 3.) Then input !.
<<<<<< EXIT >>>>>> [ Finish white odd even ajustment!! ] [ Next : Hit Enter Key !! ]
20. Press the Enter key. This ends the White Level Difference Adjustment and starts the Absolute White Level Adjustment.
************************************** **** AJUST WHITE LEVEL (ABSOLUTE) **** ************************************** ---- Put the White Chart on the Lamp position !! ---- << Then , Hit Enter Key >>
21. Make sure that the 1st carriage is at the white chart position. Then press the Enter key.
<<<< AGC=27 >>>> <<<< Absolute white level (W1) >>>> Ajust VR4 : [X] == 220 +0 /-10 **** Image Data (#3584) **** [ Exit : �!� key ] 002,002, 219,217 (217,215 <+>002) [216] [X] Ave-(O:217,E:214 <+>002) [215]
22. Adjust VR4 on the SBU until the value of X is within the required range. (In the example screen above, the value on the bottom line below the X must be 220 +0 / - 10.) Then input !.
<<<<<< EXIT >>>>>> [ Finish white level (absolute) ajustment!! ] [ Next : Hit Enter Key !! ]
23. Press the Enter key. This ends the Absolute White Level Adjustment and starts the Relative White Level Adjustment.
************************************** **** AJUST WHITE LEVEL (RELATIVE) **** ************************************** ---- Put the White Chart on the Lamp position !! ---<< Then , Hit Enter Key >>
B-7
Appendix B
 $4.99 IS420 RICOH
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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