Service manual

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KLV-26/32/40/46V300A
RM-GA008
i+
5
++++
–
(CH 5) (ON SCREEN
DISPLAY)
(STBY) (POWER)(VOLUME –)
SECTION 3 SERVICE ADJUSTMENTS
3-1. How to enter Service Mode
3-1-1. Service adjustments to this model can be
performed using the supplied Remote
Commander RM-GA008
1. Turn on the power to the TV set and enter into the stand-by mode.
2. Press the following sequence of buttons on the Remote
Commander.
3. The following menu will then appear on the screen.
4. Move to the relevant command using the up or down arrow buttons
on the remote commander.
5. Press the right arrow button to enter into the required menu item.
6. Press the ‘Menu’ button on the remote commander to quit the
service mode when all adjustments have been completed.
Note:
– After carrying out the service adjustments, to prevent the customer
accessing the ‘Service Menu’ switch the TV set OFF and then
ON.
3-1-2. Aging
1. Aging setting
i. Set no signal and monitor as aging mode.
2. Aging condition
i. Aging condition before white balance adjustment is as
follows;
Supply Voltage : Rating
Time : 20 minutes or over
(AGING_TIMER registor setting)
Ambient temp : 22 ~ 28°C
Brightness : Brightness is set by aging mode
Input : Set no signal except digital and analog RF
(video/component/PC)
DC_DET 0
DC_ALERT1 0
DC_ALERT2 0
DC_ALERT3 0
BACKLIGHT 0
TEMPERATURE 0
AUDIO 0
DFE 0
B-ENGINE 0
HFR 0
3. LED lighting pattern during aging
In case that AGING_TIMER > 0
Green (0.5s) ➔ off (0.5s) ➔ Green (0.5s) ➔ off (0.5s)
Notes: Green (Power LED is ON/OFF)
In case that AGING_TIMER = 0
Green (3.0s) ➔ off (3.0s) ➔ Green (3.0s) ➔ off (3.0s)
Notes: Green (Power LED is ON/OFF)
Note:
If set has been put on surface down, brightness surface irregularity is
caused by static electricity. If so be, turn set over or keep it upright
more than 30 seconds. As surface irregularity is vanished away, then
check the set.
3-2. Signal Level Adjustment
3-2-1. Set up of AD calibration 1 adjustment for
terrestrial analog
The following adjustments are done via ECS.
1. Send ECS_ADJUST_LEVEL_SETTING_INIT command
2. Ensure noise reduction NR=3 (high),
hreg_P4_cvd2_85 [2:0] = 0
ADJ_COLOR_PAL = 4 (for GA)
3. Set up correspond value to resistors below
Note for Input Signal [GA model] (PAL) included black and white,
75% Y and 75% C, without set up
Screen size D40" D46"D32"V46"V40"V32"V26"
TAGET_Y_RF 160 160160160160160160
TCD3_CONT_PAL_RF 128 128128128128128128
TCD3_SAT_PAL_RF 128 128128128128128128
TCD3_HUE_PAL_RF 128 128128128128128128
Adjustment for RF (GAmodel_Y75%,C75%_w/oSetup)
Screen size D40" D46"D32"V46"V40"V32"V26"
TAGET_Y_V 160 160160160160160160
TCD3_CONT_*_V 128 128128128128128128
TCD3_SAT_*_V 128 128128128128128128
TCD3_HUE_*_V 128 128128128128128128
Adjustment for Video (GAmodel_Y75%,C75%w/oSetup)