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!

©2010, 2011, 2012, 2013, 2014 Frank Sharp - You do not have permission to copy photos and words from this blog, and any content may be never used it for auctions or commercial purposes, however feel free to post anything you see here with a courtesy link back, btw a link to the original post here , is mandatory.
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Saturday 23 February 2019

AKIRA - 14THS3 CE UOC-OM8370 SERVICE MODE

AKIRA - 14THS3 CE UOC-OM8370 SERVICE MODE


TO ENTER SERVICE MODE

Main Power +B setting.

Receive a standard color pattern RF signal.  Set picture to "standard mode".   Adjust VR501, to get +B (VD542-_ voltage=110V

I2C bus control adjustment.

  1. Press "Menu" key --> display picture menu.
  2. Press digit keys [6=>4=>8=>3] --> display "M"
  3. Press 'Standby Key', once to 'Exit' from service mode.
  4. In Service Mode, {"M" Mode} there are '10' menus totally.  Menu-1 to Menu-4 can be selected directly, but Menu-5 to Menu-0 must be selected  by the following steps.
  5. Press "Call" key to call "M".
  6. Press "Lock" key, then press any one numeric key from 5 to 0. { for example: to select Menu-7, press 'Call' key and 'Lock' in turns, them press numeric key-7.}
MENU -1
  • V-SLOPE => 32
  • V-SHIFT => 32
  • V-SIZE => 32
  • V-SC => 32
  • H-SHIFT => 32
MENU-2
  • RF-AGC => 20
MENU-3
  • BT => 75
  • CT => 75
  • SC => Screen mode. {Press Vol +/- or CH +/- key to enter or exit.  Adjust screen knob on FBT to adjust the bright of the line}
  • RB => 32
  • GB => 32
  • RD => 32
  • GD => 32
  • BD => 32
  • SB => 40
BT/CT cannot be remembered.  RB | GB | RD | GD | BD | SB can be remembered.

MENU-4
  • OSD-V => 32
  • OSD-H => 32
MENU-5
  • BRIGHT => 75
  • CONTRAST => 75
  • COLOR => 50
  • SHARP => 50
  • SC BRIGHT => 20
  • COOL => 10
  • WARM => 10
  • Y DELAY PAL => 8
  • Y-DELAY NTSC => 8
  • Y DELAY AV => 8
MENU-6
OSO => 1
AGC SPEED => 1
FFI => 0
FSL => 0
FMWS = 0
RP => 1
NTSC MATRIX => 0
IFS REDUCE = 0
VOL PIN => 0
SOFT CLIP => 0
PEAK WHITE => 0
CORING => 0

MENU-7
  • IFFS => 38.9MHz
  • DK => OFF
  • I => OFF
  • BG => ON
  • M => OFF
  • SIF PRI => ON
  • AV2 => ON
  • S-VIDEO => ON
  • YUV => ON
  • VOL ADJ POINT => 1
  • VOL ADJ VALUE => 10
MENU-8
  • CATHODE =>4
  • UOC VOL = 0
  • FM ATT => 45
    • CHINESE => 1 (Chinese OSD selection)
MENU-9
  • BAND => 2
  • START ON => 0
  • LOGO => OFF
  • ON DELAY => 10
  • ON DELAY M => 5
  • CURTAIN => OFF
  • OSD FORM => 0
  • AV MEM => ON
  • BLUE SCREEN => ON
  • S_VHS W => 1/0
  • OFF-SET => 32
MENU-10
  • SUB CON => 63
  • SUB COLOR => 63
  • SUB SHARP => 63
  • SUB TINT => 63
  • FS MODE => 0
  • FS-VL-H => 0
  • FS-VL-L => 0
  • FS-VH-H => 0
  • FS-VH-L => 0