Monday, July 22, 2013

HOW TO ENTER SERVICE MODE - ADJUSTMENTS - MEMOREX MT2271SM (A-Series) - Universal Remote Control Set-up Codes



ON-SCREEN DISPLAY ADJUSTMENT
  • In the condition of NO indication on the screen.
  • Press the VOL. DOWN button on the set and the Channel button (9) on the remote control for more than 1 second to appear the adjustment mode on the screen.
  • Use the Channel UP/DOWN button or Channel button (0-9) on the remote control to select the options.
  • Press the MENU button on the remote control to end the adjustments.
FUNCTIONS
RF-AGC DELAY
  1. Receive an 60dB monoscope pattern.
  2. Connect the digital voltmeter to TP001 (R606).
  3. Activate the adjustment mode display and press the channel button (02) on the remote control to select "RF AGC DELAY".
  4. Press the VOL. UP/DOWN button on the remote control until the digital voltmeter is 2.65 ±0.05V.
CUT-OFF
Adjust the unit to the following settings.
  • R.DRIVE=73, B.DRIVE=61, R.BIAS=88, G.BIAS=74, B.BIAS=73, BRIGHTNESS=124, CONTRAST=100
  • Place the set with Aging Test for more than 15 minutes.
  • Activate the adjustment mode display and press the channel button (01) on the remote control to select "CUT OFF".
  • Adjust the Screen Volume until a dim raster is obtained.
WHITE BALANCE
NOTE: Adjust after performing CUT OFF adjustment.
  1. Place the set with Aging Test for more than 10 minutes.
  2. Receive the color bar pattern.
  3. Using the remote control set the brightness and contrast to normal position.
  4. Activate the adjustment mode display and press the channel button (10) on the remote control to select "R.BIAS".
  5. Using the VOL. UP/DOWN button on the remote control, adjust the R.BIAS.
  6. Press the CH. UP/DOWN button on the remote control to select the "R.DRIVE", "B.DRIVE", "G.BIAS" or "B.BIAS".
  7. Using the VOL. UP/DOWN button on the remote control, adjust the R.DRIVE, B.DRIVE, G.BIAS or B.BIAS.
  8. Perform the above adjustments 6 and 7 until the white color is looked like a white.
SUB TINT / SUB COLOR
  1. Receive the color bar pattern. (RF Input)
  2. Connect the oscilloscope toTP023.
  3. Activate the adjustment mode display and press the channel button (16) on the remote control to select "TINT".
  4. Press the VOL. UP/DOWN button on the remote control until the section "A" becomes as straight line.
  5. Connect the oscilloscope to TP- 022.
  6. Press the CH DOWN button once to set to "COLOR" mode.
  7. Press the VOL. UP/DOWN button on the remote control until the red color level is adjusted to 110% of the white level
  8. Receive the color bar pattern. (Audio Video Input)
  9. Press the TV/AV button on the remote control to set to the AV mode. Then perform the above adjustments.
Universal remote control set-up codes
With GE remote control: 1091 0004 0009 0049 0051 0135 0031 0000 0268 0310 0001 {000, 001, 004, 006, 009, 031, 046, 049, 051, 082, 083,
135, 162, 268, 310}
RCA RCR 311W: 1004, 1006, 1013, 1019, 1047, 1054, 1163, 1167, 1205, 1207, 1213, 1230
RCA RCR 312W: 10154, 10463, 10150, 10178, 10016
6-IN-1 Universal remote: 014,022,062,095,096