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I am a vintage hifi collector. No way to fix that device without the appropriate service manual...thanks to your site I got it and every thing is easier now. I got the manual right after ordering: fast cheap accurate ... thank you
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Wonderful job clear. Qick fantastic. These people are really good. If even a problem arise they are wonderful assisting you. These scheme is so net despite this is a very old TV. Thank you for everything!!!!!!!!
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Detailed schematic diagram, manual for professionals
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Good service manual,exploded view,adjusment and test point locations,head alignment,mechanical checks and adjusments,all perfect.
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Block diagram,play rec block diagram,adjusments, it's a very good well done repair manual.
ADJUSTMENTS
4-5. CDP MODE TEST & ADJUSTMENT METHOD
Definition of Mechanical Mode
No
1
MODE
STOP MODE
DEFINITION & STATUS
- Disc haven�t been inserted or disc have been ejected. When disc shall be transported into the unit Mechanism shall be fixed at this mode. - Loading device can insert disc thru the slot. - Floating device being locked. - Disc have been inserted thru the slot in front of unit. It is transient state between STOP mode and PLAY mode. - If disc should be inserted at the state of POWER ON, disc shall be loaded by a series of operation of specified device. - Disc shall be played. - Floating device being unlocked.
2
LOADING MODE
3
PLAY MODE - After disc have being clamped on the turn-table, disc shall be rotated.
4
EJECT MODE
- Disc is to be ejected at this mode. It is transient state between PLAY mode and STOP mode. - If disc should be mounted at the state of POWER ON and commanded by EJECT key, disc shall be ejected thru the slot by a series of operation of specified device.
Standard values / Play-ability test
No ITEMS SPECIFIED VALUES, CONDITIONS STANDARD VALUES RELIABILITY LIMITS
1 2 Loading Time Ejecting Time 7sec + 3sec < 5 sec < 17 sec < 15 sec From insertion up to make sound. (TCD-784) From track No.1 Between the EJECT command and the disc eject completion. (TCD-784) From out-most Track, Between the PLAY command of in-most Track and marking sound. Shall be measure when the center of Disc is correspond with the center of Roller. Shall be measure when the center of Disc is correspond with the center of Roller.
TEST CONDITIONS, REFERENCES
CONNEC TION Fig.6 Fig.6
3
Access Time
6sec + 3sec
< 15 sec
Fig.6
4
Disc Take-up Force
> 120g > 120g
> 90g During play in low temp. > 70g During play in low temp. > 130g
Fig.6
5
Disc
> 80g
Fig.6
6 7
Clamping Force Mechanical Noise
> 130g Loading
Fig.6 Fig.6
Eject -Test should be performed in no reverberation If anything is not < 75dB(A) error, shall not room at the noise level of less than 20dB(A). Play < 40dB(A) -Test should be performed at the 50cm in front defined. Access < 70dB(A) of the unit. -IHF-A MODE (RMS-FAST)(TCD-792D) 12
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