Tuesday, July 03, 2012

HAIER RGBTV - 25F99 SERVICE MODE AND ADJUSTMENTS



SERVICE MODE, ADJUSTMENT ITEMS & DATA VALUES

To enter service mode, switch ON the set, and press [P.STD => S.STD => CALL => POWER] keys on the remote control in sequence.  Never allow time out of 5 seconds between each presses. 
  • Press 'Menu" button for selection.
  • Press P+ or CH+ buttons to adjust the item to adjust.
  • Press Vol + / - button to adjust the data value to selected item.
  • Press 1 to 6 buttons for quick selection of Menus 1 to 6.
  • Press button [9] to select OSD sync: signal cathode.
  • Press AV/TV to switch from AV to TV.
  • Press 'Mute' button to select or deselect Mute.
  • Press power button to switch OFF the device.
  • Press other buttons to deactivate the service menu.
If [2] (Geometry) is selected, a half image or full image can be displayed in rotation if button [8] is pressed. 
If [3] (Picture) is selected, a horizontal line can be displayed or removed if [0] button is pressed.
Service menu-1 |  ITEM, SPECIFICATION, RANGE & DEFAULT VALUES.
  1. AGC => RF AGC DELAY => 0 TO 3FH => 14
  2. VCO => INTERMEDIATE FREQUENCY CORRECTION => 0 TO 5 => 02(Not adjustable)
  3. YDL => Y DELAY COMPENSATION TV => 0 TO 8 => 04 (Not adjustable).
VCO [03] corresponds to IF 38.0MHz.
Service menu -2 | ITEM, SPECIFICATIONS, RANGE & DEFAULT VALUE
  1. PSL/NSL => FIELD PITCH CORRECTION => 0 TO 3FH.
  2. PVS/NVS => FIELD CENTER CORRECTION => 0 TO 3FH.
  3. PVA/NVA => FIELD RANGE CORRECTION => 0 TO 3FH.
  4. PHS/NHS => LINE CENTER CORRECTION => 0 TO 3FH.
  5. PEW/NEW => LINE WIDTH CORRECTION => 0 TO 3FH.
  6. PEP/NEP => PINCUSHION CORRECTION => 0 TO 3FH.
  7. PEC/NEC => 4-CORNER DISTORTION CORRECTION => 0 TO 3FH.
  8. PET/NET => TRAPEZIUM CORRECTION => 0 TO 3FH.
  9. PSC/NSC => FIELD S-CORRECTION => 0 TO 3FH.
S-Correction is adjusted according to the curvature of the kinescope, and kinescopes of the same model will have same S-Correction data value.
Geometry correction will be automatically classified according to the 50|60 systems currently recognized.  
  • RG => R-PUMPING => 0 TO 3FH.
  • GG => G-PUMPING => 0 TO 3FH.
  • BG => B-PUMPING => 0 TO 3 FH.
  • SBT => SECONDARY BRIGHTNESS => 0 TO 3 FH => 3A.
  • SCT => SECONDARY CONTRAST => 0 TO 3FH => 3A.
  • SCR => SECONDARY CHROMA => 0 TO 3FH => 3A.
  • STT => N-SECONDARY TONALITY => 0 TO 3FH => 3A.
  • CDL => CATHODE DRIVE LEVEL => 0 TO 7FH => 85.