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Model
LC-46DH66 (serv.man4)
Pages
16
Size
644.2 KB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD / Adjustment Procedure
File
lc-46dh66-sm4.pdf
Date

Sharp LC-46DH66 (serv.man4) Service Manual ▷ View online

LC-46DH65E/S, LC-46DH66E
3 – 10
10)OSD display [ON SCREEN DISPLAY]
11)Start mode [INPUT MODE START]
Example of option: “NORMAL”
“TVD(002TV)”, “INPUT1”, “INPUT2”, “INPUT3”, “PC”, “HDMI1”, “HDMI2”, “HDMI3”, “INPUT8”
12)Input fixed [INPUT MODE FIXED]
13)Speaker ON/OFF selection [LOUD SPEAKER]
14)Remote control path through [RC PATH THROUGH]
Option
“YES”, “NO” or “LIMITED” (loop enabled)
“LIMITED” is looped only in case of need (destination).
Default
YES
Function
• When set to “NO”, the following OSD is not displayed.
Registration, setting, adjustment menu, channel call, volume bar, and input select
• When set to “LIMITED”, only a part of OSD is not displayed.
Key which may be 
enabled (Example of the 
confusing key)
* OK if simple input select occurs or the original state returns soon if left.
Key disabled when set 
other than default 
(example)
* The keys by which visibility of the screen or sound is changed cannot be used.
STILL IMAGE, SCREEN DISPLAY, OFF TIMER, AV POSITION, BRIGHTNESS SENSOR, SCREEN SIZE 
SELECT, AUTO PRESET, MANUAL MEMORY, IMAGE SELECT, SOUND SELECT, LANGUAGE
Remarks
• When set to “NO”,
The set time of OFF TIMER “SLEEP” is cleared.
When the card function is set to “NO”, all the functions including input select and direct keys are invalid.
Option
“NORMAL” or “Input source 1 (input selection or channel)” 
• • • (loop enabled)
Default
NORMAL
Function
The input source or channel to start when turning on the power is set.
If “NORMAL”, the content of the last memory is followed.
Remarks
• When set other than “NORMAL”,
Display of the channel setting menu and channel setting operation are prohibited.
• When set to “NORMAL”, “START MODE FIXED” is set to “VARIABLE” and selection is prohibited.
Option
“VARIABLE” “FIXED”, “AC CTRL” or “AC/RC CTRL” (loop enabled)
Default
VARIABLE
Function
When set to “FIXED”, switching to another channel or input is impossible after start-up in the set value of “INPUT 
MODE START”.
When set to “AC CTRL”, the unit starts in the set value of “INPUT MODE START” in the case of the ACON only.
When set to “AC/RC CTRL”, the unit starts in the set value of “INPUT MODE START”.
Key disabled when set 
To “FIXED” (example)
CHANNEL 
 
, DIRECT CHANNEL buttons, FLASHBACK, INPUT SELECT, TV/VIDEO, AUTO PRESET, MAN-
UAL MEMORY, i.LINK, DIRECT INPUT SELECT, ATV, DTV, EPG, RADIO
Remarks
• If the “START MODE” setting is “NORMAL”, this item cannot be set.
Set to “VARIABLE”.
• When set to “FIXED”
The channel setting menu and input selection menu in the menu are not displayed.
Option
“ON” or “OFF” (loop enabled)
Default
ON
Function
The sound from the speakers is not output even if the headphones are not used.
Remarks
• When the VOLUME UP/ DOWN key is pressed, the mute icon is displayed for 4 seconds.
• For the MUTE key and sound-related keys, caution is displayed.
• For the headphones and monitor output sound, normal operation is possible.
Option
“OFF”, “ON:TV RCE” or “ON:TV RCD” (loop enabled)
Default
OFF
Function
The signal received by the remote control’s light-receiving section is output to the blank pin (9pin) of RS232C.
Exception
• Even in the case of “ON:TV RCD”, the PROCESS MODE, INSPECTION MODE and HOTEL MODE keys are 
enabled.
• Even in the case of “ON: TV RCD”, all the keys are enabled while entering the PROCESS MODE, INSPECTION 
MODE and hotel mode.
Remarks
• The model always outputting and that impossible to output exist due to the structure of the hardware.
LC-46DH65E/S, LC-46DH66E
3 – 11
15)232C power ON control [232C POWON]
16)Hotel mode setting [HOTELMODE]
Option
“ENABLE” or “DISABLE” (loop enabled)
Default
DISABLE
Function
Power ON by the 232C command is enabled/ disabled in the standby state.
The same function as 232C command “RSPW”.
“ENABLE”: POWR0001 is always enabled.
“DISABLE”: Start-up may be impossible at POWR0001.
(If the 232C command reception module is set to OFF, the command is invalid.)
Option
“OFF” or “ON” (loop enabled)
Default
OFF
Function
The items set in the hotel mode setting menu are enabled or disabled.
The same item as [HOTELMODE] in the adjustment process menu.
Remarks
• Each operation of the hotel mode is impossible unless this item is set to ON.
LC-46DH65E/S, LC-46DH66E
3 – 12
9. Video signal adjustment procedure
The adjustment process mode menu is listed in Section 5.
Signal generator level adjustment check (Adjustment to the specified level)
1. Entering the adjustment process mode
Enter the adjustment process mode according to Section 2.
2. PAL signal adjustment
CAUTION: When going on "PAL signal adjustment" of 2 item after all adjustment completion, please be sure to put "TUNER adjustment" of 3 item into
effect after it.
3. TUNER adjustment
4. SECAM adjustment
• Composite signal PAL
: 0.7Vp-p 
± 0.02Vp-p (Pedestal to white level)
• RGB signal
: 0.7Vp-p 
± 0.02Vp-p
• 15K component signal (50 Hz) : Y level
: 0.7Vp-p 
± 0.02Vp-p (Pedestal to white level)
: PB, PR level
: 0.7Vp-p 
± 0.02Vp-p
• 33K component signal
: Y level
: 0.7Vp-p 
± 0.02Vp-p (Pedestal to white level)
: PB, PR level
: 0.7Vp-p 
± 0.02Vp-p
Adjustment point
Adjustment Conditions
Adjustment procedure
1
Setting
[Signal]
PAL
Full Field Color Bar composite 
signal
[Terminal]
EXT1 SCART IN
• Feed the PAL full field colour bar signal (75% colour saturation) to EXT1
   SCART IN.
2
Auto adjustment 
performance
Page 4/16
Bring the cursor on [PAL ADJ] and press [OK] [PAL ADJ OK] appears when fin-
ished.
Adjustment point
Adjustment Conditions
Adjustment procedure
1
Setting
[Signal]
PAL
Split Field Colour Bar RF signal
U/V
[Terminal]
TUNER
• Feed the PAL Split Field colour bar signal (E-12ch) to TUNER.
• Make sure the PAL colour bar pattern has the sync level of 7:3 with the picture
   level.
Signal level: 55 dB 
µV ± 1dB (75Ω LOAD)
2
Auto adjustment 
performance
Page 3/16
Bring the cursor on [TUNER ADJ] and press [OK]
[TUNER ADJ OK] appears when finished.
Adjustment point
Adjustment Conditions
Adjustment procedure
1
Setting
[Signal]
SECAM
Full Field Colour Bar signal
[Terminal]
EXT1 SCART IN
• Feed the SECAM full field colour bar signal (75% colour saturation) to EXT1
   SCART IN.
2
Auto adjustment 
performance
Page 4/16
Bring the cursor on [SECAM ADJ] and press [OK] [SECAM ADJ OK] appears 
when finished.
100% white
[VIDEO in signal]
100% white
[E-12CH]
100% white
LC-46DH65E/S, LC-46DH66E
3 – 13
5. ADC adjustment (Component 15K)
6. ADC adjustment (Component 33K)
7. PC signal adjustment (ANALOG D-sub15PIN)
8. RGB signal adjustment (SCART)
Adjustment point
Adjustment Conditions
Adjustment procedure
1
Setting
[Signal]
COMP15K, 50Hz
100% Full Field Colour Bar sig-
nal
[Terminal]
EXT3 COMPONENT IN
•  Feed the COMPONENT 15K 100% full field colour bar signal (100% colour
    saturation) to EXT3 COMPONENT IN.
2
Auto adjustment 
performance
Page 6/16
Bring the cursor on [COMP15k ALL ADJ] and press [OK] [COMP15k ALL ADJ 
OK] appears when finished.
Adjustment point
Adjustment Conditions
Adjustment procedure
1
Setting
[Signal]
COMP33K, 50Hz
100% Full Field Colour Bar sig-
nal
[Terminal]
EXT3 COMPONENT IN
Feed the COMPONENT 33K 100% full field colour bar signal (100% colour sat-
uration) to EXT3 COMPONENT IN.
2
Auto adjustment 
performance
Page 7/16
Bring the cursor on [HDTV ADJ] and press [OK]
[HDTV ADJ OK] appears when finished.
Adjustment point
Adjustment Conditions
Adjustment procedure
1
Setting
[Signal]
XGA 60Hz
100% Full Field Colour Bar sig-
nal
[Terminal]
EXT4 PC IN
• Feed the XGA 60Hz 100% full field colour bar signal (100% colour saturation)
   to EXT4 PC IN.
2
Auto adjustment 
performance
Page 8/16
Bring the cursor on [ANALOG PC ADJ] and press [OK]
[ANALOG PC ADJ OK] appears when finished.
Adjustment point
Adjustment Conditions
Adjustment procedure
1
Setting
[Signal]
RGB15K, 50Hz
100% Full Field Colour Bar sig-
nal
[Terminal]
EXT1 SCART IN
• Feed the RGB 15k 50Hz 100% full field colour bar signal (100% colour 
   saturation) to EXT1 SCART IN.
2
Auto adjustment 
performance
Page 9/16
Bring the cursor on [SCART RGB ADJ] and press [OK]
[SCART RGB ADJ OK] appears when finished.
100% white
100% white
100% white
100% white
Page of 16
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