Friday, 11 September 2020

Samsung MINI-Compact System MX F830B, Model Code MX-F830B ZA Firmware update, connector voltages, Region code setting, wiring diagram and more

 

MICOM, MPEG Initialization & Update procedure

MICOM Update (Only for Flash MICOM)

• Method 1) MAIN PCB UTCN1 for update JIG. To update MICOM, it need Computer, Rom Writer, USB Cables.

• Method 2) Insert USB Memory, and play. “Update” will be displayed. Set will be power off when finish.

MICOM and MPEG Version Check

1) Power On.

2) CD open status.

3) Push the number NEXT for 5 seconds, check the MICOM version.

4) Push the number PREVIOUS for 5 seconds, check the MPEG version.

MPEG Update

1) Prepare Rom file at USB Memory.

2) Insert USB Memory, and play. ‘Update’ will be displayed. Set will be power off → on.

3) The Deck is automatically open.

MPEG/MAIN Reset

During “No Disc” displayed, push the stop Button 5 seconds. After displayed ‘INITIALIZE’ set will power off automatically.

Buyer-Region Code Setting Method

When replacing the Main PBA and System Micom should be inserted the region code.

• The set is not working properly if you don't insert the region code.

• The region code is inserted by the remote control.

During “AUX” status. [MX-F870/850/830/830B : Push the ‘ENTER’ button 5 seconds]

When displayed ‘TEST”, import 46 to set the buyer.

When displayed ‘– – –’, import the buyer code.

The buyer setting code can find in the table named “MX-F6**_Option_Table”

Will show the buyer that you set up. Then the buyer setting is succeeded.


Operation of Power Block Protection Circuit.

Cases of the SMPS Protection.

1) If there is over current at the AMP IC. (Speaker Wire Short)

2) If temperature of the AMP IC is over 150 .

3) There is no power supply for amp.

 Protection Circuit operates when power problem occurs in the SMPS

AMP in Power Protection

If you think, there are problems at the AMP Part, you can check the PCB without disassembling the set.  [Do not connect the power cord during the test]

Wiring diagram and connectors details

Pin connections




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