Special Features - Sharp LC-90LE740X Service Manual

LC-90LE740X

6. Special features

* STANDBY CAUSE (Page 1/20)
Display of a cause (code) of the last standby
The cause of the last standby is recorded in EEPROM whenever possible.
Checking this code will be useful in finding a problem when you repair the troubled set.
* EEP SAVE (Page 20/20)
Storage of EEP adjustment value
* EEP RECOVER (Page 20/20)
Retrieval of EEP adjustment value from storage area
7. STANDBY CAUSE FUNCTIONS
This model is equipped with a STANDBY CAUSE FUNCTIONS which stores the cause of why the unit is turned off and displays it on adjustment pro-
cess mode.
1. NORMAL STANDBY CAUSE
ERROR CODE here indicates cause of standby in normal operation or Function of the Unit.
No display when the unit is turned off with R/C.
Only the latest cause is indicated.
2. ERROR STANDBY CAUSE
ERROR CODE here indicates cause of Error in the unit.
It also indicates accumulated operating times of the unit.
The last five histories are displayed.
1)-5) five histories 1) is the latest.
When there is no error, error code is '0' and no characters appear.
3. MONITOR ERROR CAUSE
When the monitor micom detects an error, ERROR CODE is displayed.
The number of flashing Power LED and OPC LED indicates location of error detected.
This number stores the latest four contents of the error. '0' is displayed when no error.
• NORMAL STANDBY CAUSE
Display Code Indication
2 NO_OPERT
3 NO_SIGNA
6 SLEEP_TM
8 OFF_232C
• ERROR STANDBY CAUSE
Display Code Indication
1A E_MONITR
1C E_CVICBT
22 E_TCNERR
48 E_MRESET
50 E_TCNF_S
54 E_TCON_E
• MONITOR ERROR CAUSE
Display
02 Initial Communication Error 2
03 Initial Communication Error 3
04 Initial Communication Error 4
05 Initial Communication Error 5
06 Initial Communication Error 6
07 Initial Communication Error 7
08 Initial Communication Error 8
09 Initial Communication Error 9
0A Communication Error A
0B Communication Error B
0C Communication Error C
0D Communication Error D
0E Communication Error E
0F Communication Error F
in the cause of "no operation off"
in the cause of "no signal off"
in the cause of "SLEEP timer"
in the cause of command by RS-232C
in the cause of monitor trouble detected
in the cause of driver boot error
in the cause of software abmormality of LCD controller
in the cause of failure of resetting menu settings (Initial Setup - Reset)
in the cause of TCON FPGAStatus error
in the cause of fatal error by TCON hanging up
Error Reason
Cannot receive initial communication from main CPU
Receive initial communication only
To the communication setting reception
To the initialization completion reception
To the notice of version reception
To the notice of start information reception
To the start information answer reception
To the time-out setting reception
Request Time-out
Restart Time-out
End sequence Time-out
Reserve start Time-out when End seqence
Download Start Time-out
Get Time Start Time-out
Description
Description
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