REPAIRING AND NOT THROWING AWAY

Richtige Fernseher haben Röhren!

Richtige Fernseher haben Röhren!

In Brief: On this site you will find pictures and technical information about Service Modes, Circuit Diagrams, Firmware Update procedure, Disassemble procedure, Universal remote control set-up codes, Troubleshooting and more....

If you go into the profession, you will obtain or have access to a variety of tech tips databases HERE IT IS Master Electronics Repair !.

These are an excellent investment where the saying: 'time-is-money' rules. However, to learn, you need to develop a general troubleshooting approach - a logical, methodical, method of narrowing down the problem. A tech tip database might suggest: 'Replace C536' for a particular symptom. This is good advice for a specific problem on one model. However, what you really want to understand is why C536 was the cause and how to pinpoint the culprit in general even if you don't have a service manual or schematic and your tech tip database doesn't have an entry for your sick TV or VCR.

While schematics are nice, you won't always have them or be able to justify the purchase for a one-of repair. Therefore, in many cases, some reverse engineering will be necessary. The time will be well spent since even if you don't see another instance of the same model in your entire lifetime, you will have learned something in the process that can be applied to other equipment problems.
As always, when you get stuck, checking out a tech-tips database may quickly identify your problem and solution.In that case, you can greatly simplify your troubleshooting or at least confirm a diagnosis before ordering parts.

Happy repairing!
Today, the West is headed for the abyss. For the ultimate fate of our disposable society is for that society itself to be disposed of. And this will happen sooner, rather than later.

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..............The bitterness of poor quality is remembered long after the sweetness of todays funny gadgets low price has faded from memory........ . . . . . .....
Don't forget the past, the end of the world is upon us! Pretty soon it will all turn to dust!

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All posts are presented here for informative, historical and educative purposes as applicable within fair use. NOTHING HERE IS FOR SALE !

Wednesday 13 February 2019

SONY HCD - EX6 _ EX6T_EX8_EX8T_EX9_EX9T_ CD MECHANISM DETAILS _SERVICE HELP

 SONY HCD - EX6 _ EX6T_EX8_EX8T_EX9_EX9T_ CD MECHANISM DETAILS _SERVICE HELP



   Two kinds of tape mechanism decks installed by this set exists.  Do the repair after confirming  which tape mechanism deck set of the repair according to how to distinguish.



Tape deck name
Tape deck part number
Belt part number

TCM-J1
A-1527-851-A
2-670-389-01 BELT-1
3-214-817-01 BELT-2
CS-21SC-901 TP
1-797-575-11
2-688-621-01 BELT (R/F)
2-688-622-01 BELT (MAIN)



     When installing a new OP unit, be sure to connect the flexible printed circuit board first of all before removing the static electricity prevention solder bridge by unsoldering.

     Remove the static electricity prevention solder bridge by unsoldering after the flexible printed circuit baord has already been connected. [Do not remove nor unsolder the solder bridge as long as the OP unit is kept stand alone].









CD Section
Model Name Using Similar Mechanism
New

Mechanism type
CDM88CL-D1BD74UR

Optical Pick-up Block Name
DA11MMVGP

Tape Deck Section
Model Name Using Similar Mechanism
HCD-EC69T | EC79T | EC99T
(HCD-EX6T | EX8T | EX9T)
Tape Transport Mechanism Type


TCM-J1 | VD-21SC-901TP