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Model
LC-42XL2E
Pages
18
Size
932.15 KB
Type
PDF
Document
Service Manual
Brand
Device
TV / LCD / Adjustments Procedure
File
lc-42xl2e.pdf
Date

Sharp LC-42XL2E Service Manual ▷ View online

LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU
3 – 10
4. Basic operation in the Public Mode
5. Operation after “RESET”
Select “RESET” in the PUBLIC Mode, and it operates as follows when it is executed (refer to the basic operation).
• The set contents in the PUBLIC mode are initialized.
• It does not exit the PUBLIC mode.
• PUBLIC MODE Flag does not change. (It is not set to OFF.)
Volume 
/
 or Cursor 
←/→
Change or execution of the set value.
Channel 
/
 or Cursor 
↑/↓
Movement to the selected item.
Decision (ok)
Execution (Used by the items “Execution” and “RESET”.) 
PUBLIC Mode R/C
Ordinary operation mode: It enters the PUBLIC Mode.
PUBLIC MODE Flag is set to “ON”.
PUBLIC Mode: It exits the PUBLIC Mode.
PUBLIC MODE Flag does not change.
Any set item in PUBLIC Mode is not initialized.
Public Mode
POWER ON FIXED
[VARIABLE]
SHUT DOWN MODE
[NORMAL]
MAXIMUM VOLUME
[60]
VOLUME FIXED
[VARIABLE]
VOLUME FIXED LEVEL
[20]
RC BUTTON
[RESPOND]
PANEL BUTTON
[RESPOND]
MENU BUTTON
[RESPOND]
AV POSITION FIXED
[VARIABLE]
ON SCREEN DISPLAY
[YES]
INPUT MODE START
[NORMAL]
INPUT MODE FIXED
[VARIABLE]
LOUD SPEAKER
[ON]
RC PATH THROUGH
[OFF]
232C POWON
[DISABLE]
HOTELMODE
[ON]
RESET
EXECUTE
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU
3 – 11
6. Setting items (* Item names and selective items are expressed in English.)
1) Power ON Fixed (POWER ON FIXED)
If the power button is pressed in the ordinary mode when set to “FIXED”, the caution is displayed for 5 seconds.
       When power button on the main unit is pressed                             When power button on R/C is pressed
* The OSD display is an example.
If another ODS is previously displayed, the status is reset (MENU or similar).
2) Volume Maximum Level [MAXIMUM VOLUME]
3) Volume Fixed [VOLUME FIXED]
4) Volume Fixed Level [VOLUME FIXED LEVEL]
Selection
“VARIABLE” or “FIXED” is selectable. (Loop is provided.)
Default
“VARIABLE”
Function
• When "FIXED" is set, “Power ON/Standby Key” of the main unit and R/C is disabled.
Keys disabled when not 
set to Default
• OFF_TIMER (SLEEP)
Remarks
The function does not work for any other standby factors (see below).
• No operation OFF
• No signal OFF (including the power management)
Selection
0~60 (Loop is not provided.)
Default
60
Function
• Even if VOL is adjusted to a value higher than the adjusted one, it is not set to that value. (Only the speakers of 
the main unit)
Exception
Remarks
• When it is set to 59 or less, the number is displayed and the volume bar is not displayed during operation in the 
ordinary mode.
• VOLUME can be abbreviated to VOL.
Selection
“VARIABLE” or “FIXED” is selectable. (Loop is provided.)
Default
“VARIABLE”
Function
It is selectable whether or not the volume is fixed to the value adjusted in the volume fixed level mode. (Only the 
speakers of the main unit)
Exception
• In the adjustment process, the volume can be set as desired regardless of this setting.
Keys disabled when not 
set to Default
• Volume high/low (VOL+/-) (Both R/C and main unit)
• Mute (MUTE)
Remarks
• Volume Fixed is prior to Volume Maximum Level.
• Even if the above disabled keys are operated, the volume is not displayed.
• VOLUME can be abbreviated to VOL.
Selection
0~60 (Loop is not provided.)
Default
Currently set volume
Function
The volume is fixed to the adjusted value. (Only the speakers of the main unit)
Exception
• In the adjustment process, the volume can be set as desired regardless of this setting.
Keys disabled when not 
set to Default
Remarks
• When Volume Fixed is set to “VARIABLE”, the setting is inhibited to change.
• VOLUME can be abbreviated to VOL.
No Power off by power button.
No Power off by remote control.
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU
3 – 12
5) R/C Operation [RC BUTTON]
6) Main Unit Operation [PANEL BUTTON]
7) MENU Operation [MENU BUTTON]
8) ODS Display [ON SCREEN DISPLAY]
9) Start Mode [INPUT MODE START]
Selection
“RESP0ND” or “NO RESPOND” is selectable. (Loop is provided.)
Default
RESP0ND
Function
R/C key operation is set.
When set to “NO RESPOND”, the R/C keys are disabled in the ordinary mode.
The power key (Power ON/Standby Key) is also disabled.
Exception
• Regardless of the setting contents, the process mode, inspection mode and PUBLIC_Mode Key are enabled.
• Regardless of the setting contents, all keys can be used while entering the process mode, inspection mode or 
PUBLIC_Mode. 
Remarks
The CARD function stops all functions including the input switching and direct key when set to “NO RESPOND”.
Selection
“RESP0ND” or “NO RESPOND” is selectable. (Loop is provided.)
Default
RESP0ND
Function
NO RESPOND: Excluding power supply (Video/Standby key), the main unit keys are disabled.
Exception
• Regardless of the setting contents, the start operation of the process mode, inspection mode and PUBLIC_Mode 
is enabled.
• Regardless of the setting contents, all keys can be used while entering the process mode, inspection mode and 
PUBLIC_Mode. 
Selection
“RESP0ND” or “NO RESPOND” is selectable. (Loop is provided.)
Default
RESP0ND
Function
The MENU keys on the main unit and R/C MENU are disabled.
Exception
• Regardless of the setting contents, the start operation of the process mode, inspection mode and PUBLIC_Mode 
is enabled.
• Regardless of the setting contents, all keys can be used whileentering the process mode, inspection mode or 
PUBLIC_Mode. 
Key that becomes 
invalid excluding Default 
besides MENU Key 
because of setting
ON_TIMER, Auto Preset, Manual_Memory, and clock setting
All Direct Shift keys to the MENU display
Remarks
When set to “NO RESPOND”,
• ON_TIMER is set to “OFF”.
Selection
“YES” or “NO” is selectable. (Loop is provided.)
Default
YES
Function
When set to “ON”, the following OSD is not displayed.
Register, Setting, Adjustment MENU, Channel_Call, Volume Bar
In the case of Wide Model, if the following operation is performed, it is immediately switched (since MENU can not be 
displayed).
Input switching
Keys which can be 
enabled (Exquisite 
example)
Brightness sensor, light control
Keys disabled when not 
set to Default (Example)
Still screen, screen display, MENU, OFF_TIMER, A V Position, Wide Mode switch, Auto Instolation
Remarks
• When set to “ON”,
a) The OFF_TIMER (SLEEP TIMER) setting time is cleared.
Selection
“NORMAL”, “TV(*Channel)”, “INPUT1”, “INPUT2” (Loop is provided.)
Default
NORMAL
Function
When the power is ON, the input source or channel to start is set.
In the NORMAL mode, it follows the contents of Last_Memory.
Remarks
• When set to a mode other than “NORMAL”,
a) It is inhibited to display the Channel Setting MENU and to set the Channel.
b) On start with “ON_TIMER”, the set Channel of ON_TIMER is prior.
• When set to “NORMAL”, “Mode Fixed (START MODE FIXED)” is set to “VARIABLE” to inhibit the selection.
LC-42XL2E/S/RU, LC-46XL2E/S/RU, LC-46X20E/S/RU, LC-52XL2E/S/RU, LC-52X20E/S/RU
3 – 13
10)Mode Fixed [INPUT MODE FIXED]
9. Video signal adjustment procedure
* The adjustment process mode menu is listed in Section 4.
Signal generator level adjustment check (Adjustment to the specified level)
1. Entering the adjustment process mode
Enter the adjustment process mode according to Section 3.
2. RF AGC adjustment
3. PAL signal & tuner adjustment
Selection
“VARIABLE” or “FIXED” is selectable. (Loop is provided.)
Default
VARIABLE
Function
When set to “FIXED”, it is disable to switch to other channel or input after start in the set value of “Start Mode (INPUT 
MODE START)”.
Keys disabled when not 
set to Default (Example)
Channel UP/Down, Direct, Channel Button, FLASHBACK, INPUT, STILL, Digit Select and Direct input switching
Remarks
• When “START MODE” is set to “NORMAL”, this item is disable to set. (Automatically set to “VARIABLE”.)
• When set to “FIXED”,
The Channel setting MENU (Menu-setup-Auto Installation, Programme setup and Child Lock item hatching) and 
Input Selection MENU in MENU are not displayed.
• 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
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.
Signal level: 55 dB 
µV ± 1dB (75Ω LOAD)
2
Auto adjustment 
performance
Page 3/33
Bring the cursor on [RF AGC ADJ] and press [OK] [RF AGC ADJ OK] appears 
when finished.
Adjustment point
Adjustment Conditions
Adjustment procedure
1
Setting
[Signal]
PAL
Full Field Color Bar Composite 
or RF signal
[Terminal]
EXT1 SCART IN TUNER
• Feed the PAL full field colour bar signal (75% colour saturation) to EXT1 
SCART IN.
• Feed the RF signal (PAL colour bar) to TUNER.
• Make sure the PAL colour bar pattern has the sync level of 7:3 with the pic-
ture level.
2
Auto adjustment 
performance
Page 3/33
Bring the cursor on [PAL+TUNER ADJ] and press [OK] [PAL+TUNER ADJ OK] 
appears when finished.
[E-12CH]
㸡100% white
㸡100% white
㪲VIDEO IN SIGNAL]
㸡100% white
[RF Signal]
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