|
|
|
Categories
|
|
Information
|
|
Featured Product
|
|
|
 |
|
|
There are currently no product reviews.
 ;
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
;
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!!!!!!!!
;
Detailed schematic diagram, manual for professionals
;
Good service manual,exploded view,adjusment and test point locations,head alignment,mechanical checks and adjusments,all perfect.
;
Block diagram,play rec block diagram,adjusments, it's a very good well done repair manual.
TK-790/(B)/H(B)
DISASSEMBLY FOR REPAIR (TK-790H(B))
1. Removing the Case and Shield Cover
1. Remove the 12 screws ( 1 ), and remove the upper and lower halves of the case. (Remove the 6 screws holding the upper half and the 6 screws holding the lower half.) 2. Remove the 2 screws ( 2 ), and remove the shield cover.
3. Removing the Final Unit (X45-356)
1. Remove the 2 hexagonal bosses ( 5 ). 2. Remove the 3 screws ( 6 ) holding the power module and transistor to the frame. 3. Desolder the power module. 4. Remove the 1 screw ( 7 ) holding TH1. 5. Remove the 4 screws ( 7 ) holding the final transistor. 6. Remove the 2 screws ( 8 ) holding the lead terminal from DC connector (4P) on the rear. 7. Remove the 13 screws ( 9 ) holding the PC board. 8. Desolder W3 on the antenna connector.
2. Removing the TX-RX Unit (X57-561 A/3)
1. Remove the 7 screws ( 3 ), and remove the PLL shield case. 2. Remove the connector (CN201) and coaxial plugs (CN104, CN203) from the final unit, and remove the flat cable (CN202) upwards from the control unit (CN502). 3. Remove the 5 screws ( 4 ).
1 1 1 1
1
2
8 9 9 6 9 7 9 6 6 CN203 3 3 3 3 4 4 3 CN104 CN201 9 Final unit 9 5 9 9 9
8
3 3 4
44 TX-RX unit
Control unit
1 1 1 1
23
|
|
|
> |
|
