Sharp LC-19D1EWH (serv.man4) Service Manual ▷ View online
LC-19D1E/S-BK/WH
3 – 33
9. Lamp error detection
1. Function
This LCD color TV set incorporates a lamp error detection feature that automatically turns off the power for safety under abnormal lamp or lamp
circuit conditions. If by any chance anything is wrong with the lamp or lamp circuit or if the lamp error detection feature is activated for some rea-
son, the following will result.
circuit conditions. If by any chance anything is wrong with the lamp or lamp circuit or if the lamp error detection feature is activated for some rea-
son, the following will result.
1) The power is interrupted in about 6 seconds after it is turned on.
(The power LED on the front of the TV set turns red from green and keeps blinking in red: ON for 250 ms and OFF for 1 sec).
2) If the above phenomenon 1) occurs 5 times consecutively, it becomes impossible to turn on the power. (The power LED remained red).
2. Measures
1) Checking with lamp error detection OFF
Enter the adjustment process mode, referring to “3. Entering and exiting the adjustment process mode.”
If there is a problem with the lamp or lamp circuit, the lamp will go out. (The power LED is green.)
Then, you can check the operation to see if the lamp and lamp circuit are in trouble.
2) Resetting the lamp error count
After the lamp and lamp circuit are found out of trouble, reset the lamp error count.
Using the (UP/DOWN) key, move to the cursor to "ERROR NO RESET", line 3 on adjustment process mode service page 1.
With the (LEFT/RIGHT) keys, select the "ERROR NO RESET" value.
Finally press the (OK) keys to reset the value to "0".
3) Method of other resets
If a lamp error is detected five consecutive times, the power cannot be turned on.
In this case, while pressing "CH DOWN" key and "VOL (+)" key at the same time, MAIN power supply SW enters.
Or, Please let it blink as the above-mentioned for three minutes or more. Then, it is reset in "0".
Table of contents of adjustment process mode Page 1
MODEL
C165EA
B882E E002-0
INCH SIZE
19
ERROR NO RESET
0
PUBLIC MODE
OFF
EXT CONTROL
OFF
DTV CLEAR
OFF
SYSCON VER
ROM 1.13A GAIBU-.----
M2
VER
ROM 1.05A GAIBU-.----
D SOFT VER
1.09
D LOAD VER
2.8
TERMINAL
OK
LC-19D1E/S-BK/WH
3 – 34
10. Public Mode
1. How to enter Hotel menu
1) While pressing "INPUT" and "VOLOME UP" key on the main unit at the same time, Press the "MAIN POWER" key.
If the hotel menu screen of 4 paragraphs goes out, it is a success.
2) Password input screen is displayed.
3) Password is “0 2 7”.
When a password is confirmed, regardless of the condition of PUBLIC MODE, it shifts to a hotel menu.
When a password is not confirmed, a password screen is eliminated and it operates in the ordinary mode as it is.
2. The cancel method of Hotel mode
Hotel mode is cancel by turning off the PUBLIC MODE. of adjustment process
At this time, all the preset values in a hotel menu are initialized.
3. How to finish Hotel menu
1) Turn the power off.
At this time, a PUBLIC MODE flag and a hotel menu preset value are not changed (it is not made to change).
2) Select "ENTER" in a hotel menu and perform
At this time, set the PUBLIC MODE flag on and go into hotel mode.
Moreover, make the contents of a setting to be valid and change into the same condition with having applied reboot.
3) Select "RESET" in a hotel menu and input front screen (FLASHBACK) key.
If a PUBLIC MODE flag is ON, change it to OFF and cancel the hotel mode, then it shifts to the ordinary mode.
At this time, all the preset values in a hotel menu are initialized.
4. Hotel Menu
1) Screen specification
1
Public mode
Power on fixed
2
Maximum volume [
60 ]
[ Variable ]
3
Volume fixed
[ Variable ]
4
Volume fixed level [
0 ]
5
RC button
[ Respond ]
6
Panel button
[ Respond ]
7
Menu button
[ Respond ]
8
On screen display [ Yes
]
9
Blue screen
[ No
]
10
Input mode start
[ Normal ]
11
Input mode fixed
[ Variable ]
12
232C Poweron
[ Disable ]
13
RC path through
[ Off
]
14
Reset
15
16
Enter
Variable range
Default Value
Variable/Fixed
Variable
0-60
60
Variable/Fixed
Variable
0-60
䋨
Last memory of volume䋩
Respond/Limited(*1)/No respond(*2)
Respond
Respond/No respond(*3)
Respond
Respond/No respond
Respond
Yes/No
Yes
Yes(*4)/No
No
NORMAL/TV(CH13)/DTV/EXT1-EXT5
Normal
Variable/Fixed
Variable
Disable/Enable
Disable
On: TV RCE(*5)/On:TV RCD(*6)/Off
Off
*1: Limited; Respond only Power, Vol +, Vol -, P up, P down on the RC
*2: No respond; No respond All buttons on the RC
*3: No respond; Respond "Power" button only on the TV unit
*4: Yes; Blue screen when no signal input.
*5: On:TV RCE; RC path through with TV RC operation
*6: On:TV RCD; RC path through without TV RC operation
*2: No respond; No respond All buttons on the RC
*3: No respond; Respond "Power" button only on the TV unit
*4: Yes; Blue screen when no signal input.
*5: On:TV RCE; RC path through with TV RC operation
*6: On:TV RCD; RC path through without TV RC operation
LC-19D1E/S-BK/WH
3 – 35
2) Explanation of Hotel menu
Explanation
1
Public mode
It is an item that sets whether to use the hotel mode function in the adjustment process.
Hotel mode means: The state (state of PUBLIC MODE=ON) after the hotel mode function is executed.
Hotel mode means: The state (state of PUBLIC MODE=ON) after the hotel mode function is executed.
2
Power on fixed
It is fixed to "Power on". (When "fixed" is selected).
Even if the remote control key or MAIN key is pushed, the power supply is not turned off.
This item is not displayed to make "HOTEL POWERFIX" of adjustment process mode 2 "Off". (defalt:ON)
Even if the remote control key or MAIN key is pushed, the power supply is not turned off.
This item is not displayed to make "HOTEL POWERFIX" of adjustment process mode 2 "Off". (defalt:ON)
3
Maximum volume
Setting of the maximum audio level: can not be controlled volume beyond the set-up value.
4
Volume fixed
Volume is fixed, and can not be changed.
The key which becomes invalid: "VOL+/-" key (both remote control and a main unit) / "MUTE"key.
The key which becomes invalid: "VOL+/-" key (both remote control and a main unit) / "MUTE"key.
5
Volume fixed level
Determine the volume to fix with "Volume fixed".
6
RC button
The key received by a remote control key can be restricted or forbidden.
a) When "limited" is selected, it accept only "power ", "volume
a) When "limited" is selected, it accept only "power ", "volume
", "P
"key and dimming (brightness sen-
sor).
b) When "No respond" is selected, none of keys are received (included MAIN power key).
7
Panel button
Make Operation by a main unit key void excluding a MAIN power key.
• However, it is not concerned with a setup but, during hotel menu starting and a hotel menu, all the keys can be
• However, it is not concerned with a setup but, during hotel menu starting and a hotel menu, all the keys can be
used.
8
Menu button
When "No respond" is selected, a menu key by the remote control and a menu key on the main unit do not start a user
menu.
• However, it is not concerned with a setup but during hotel menu, all the keys can be used.
menu.
• However, it is not concerned with a setup but during hotel menu, all the keys can be used.
9
On screen display
10
Blue screen
It sets whether to make it to "Blue Screen" at no signal.
11
Input mode start
When the power supply switches on, starting input source or channel can be set.
12
Input mode fixed
Fix an input source which is set at Input mode start or a channel,
then not be able to choose the other input source" channel.
then not be able to choose the other input source" channel.
13
232C Power on
When the standby mode, validity/invalidity in power supply ON by 232C command is set.
14
RC path through
When connect to STB at a hotel, it is set whether to send the received remote control signal to the STB side by the set.
15
Reset
Reset a hotel menu. In this case, the preset values in a hotel menu are initialized.
16
Enter
Execution of a preset value
LC-19D1E/S-BK/WH
3 – 35
2) Explanation of Hotel menu
Explanation
1
Public mode
It is an item that sets whether to use the hotel mode function in the adjustment process.
Hotel mode means: The state (state of PUBLIC MODE=ON) after the hotel mode function is executed.
Hotel mode means: The state (state of PUBLIC MODE=ON) after the hotel mode function is executed.
2
Power on fixed
It is fixed to "Power on". (When "fixed" is selected).
Even if the remote control key or MAIN key is pushed, the power supply is not turned off.
This item is not displayed to make "HOTEL POWERFIX" of adjustment process mode 2 "Off". (defalt:ON)
Even if the remote control key or MAIN key is pushed, the power supply is not turned off.
This item is not displayed to make "HOTEL POWERFIX" of adjustment process mode 2 "Off". (defalt:ON)
3
Maximum volume
Setting of the maximum audio level: can not be controlled volume beyond the set-up value.
4
Volume fixed
Volume is fixed, and can not be changed.
The key which becomes invalid: "VOL+/-" key (both remote control and a main unit) / "MUTE"key.
The key which becomes invalid: "VOL+/-" key (both remote control and a main unit) / "MUTE"key.
5
Volume fixed level
Determine the volume to fix with "Volume fixed".
6
RC button
The key received by a remote control key can be restricted or forbidden.
a) When "limited" is selected, it accept only "power ", "volume
a) When "limited" is selected, it accept only "power ", "volume
", "P
"key and dimming (brightness sen-
sor).
b) When "No respond" is selected, none of keys are received (included MAIN power key).
7
Panel button
Make Operation by a main unit key void excluding a MAIN power key.
• However, it is not concerned with a setup but, during hotel menu starting and a hotel menu, all the keys can be
• However, it is not concerned with a setup but, during hotel menu starting and a hotel menu, all the keys can be
used.
8
Menu button
When "No respond" is selected, a menu key by the remote control and a menu key on the main unit do not start a user
menu.
• However, it is not concerned with a setup but during hotel menu, all the keys can be used.
menu.
• However, it is not concerned with a setup but during hotel menu, all the keys can be used.
9
On screen display
10
Blue screen
It sets whether to make it to "Blue Screen" at no signal.
11
Input mode start
When the power supply switches on, starting input source or channel can be set.
12
Input mode fixed
Fix an input source which is set at Input mode start or a channel,
then not be able to choose the other input source" channel.
then not be able to choose the other input source" channel.
13
232C Power on
When the standby mode, validity/invalidity in power supply ON by 232C command is set.
14
RC path through
When connect to STB at a hotel, it is set whether to send the received remote control signal to the STB side by the set.
15
Reset
Reset a hotel menu. In this case, the preset values in a hotel menu are initialized.
16
Enter
Execution of a preset value
