Service Mode Adjustment - Daewoo DTQ-20U4SC Service Manual

ALIGNMENT INSTRUCTION
1. SERVICE MODE ADJUSTMENTS
Follow the steps below whenever service adjustment is required. See Table- A and Table- B to determine if
service adjustments are required.
1) How to enter the service mode using the user remote control.
• Turn the set on.
• Direct the remote control to the reception window of TV.
• Push buttons of remote control in sequence as follows.
1 MUTE
• Then, the screen will appear as follows.
S2 SCRN
S5 SND
S6 GEO
S7 VDP
S8 W/B
S9 DP
S12 FACT
• Using the channel up or channel down button, select the item you wish to adjust.
(The color of selected item turns into the red.)
• Press the volume up or down button to enter in the service mode you wish to adjust.
2) How to memorize the adjusted values in the service mode.
• Must press DISPLAY button the state which the screen is displaying each of service menus
after all adjustments are completed each of all service menu.
Table-A : Adjust the values of service mode when a part is replaced.
PART
REPLACED
NECESSARY
I701
(U-COM)
I101
(MAIN)
I703
(EEPROM)
CRT
DISPLAY MUTE
ADJUSTMENT
UNNECESSARY
O
O
O
O
Data is stored in I703.
Initial setting values are written from I701.
ADJUSTING ITEMS
S5 : SOUND CONTROL
S6 : H.PHASE/H.SIZE/V.POSI/V.SIZE
S8 : RD/GD/BD/RB/GB/BB
S9 Subbrightness
Adjust items related to picture tube only.(White Balance adjustment)
-8-
NOTES