Sony KDS-50A2000 Service Manual page 15

3. Blinking count display of POWER/STANDBY indicator
OPEN TIMER LAMP POWER
TIMER LAMP POWER
POWER indicator
LAMP indicator
- Release of POWER/STANDBY indicator blinking
The POWER/STANDBY indicator blinking display is released by removing the plug from
the power or leaving for 2 minutes.
4. Self-diagnosis screen displays
- In cases of malfunctions where it is not possible to determine the symptom such as when
the power goes off occasionally or when the screen disappears occasionally, there is a
screen display on whether the malfunction occurred or not in the past (and whether the
detection circuit operated or not) in order to allow confirmation.
<Screen Display Method>
- Quickly press the remote command button in the following order from the standby state.
DISPLAY
Error information
002 : LED blink times
TEMP : Panel Temp Error
001 : Error count (Max 255)
Reboot counter
102 : Error number
TVM_WDT : Reboot micro
002 : WDT count (Max 255)
Boot count and total power on time
Display rule
12345-67890 : alternately display
(ex.) Boot Count
Total power on time
Each max is 99999
* The boot count is increased at all power on timing.
(AC Off ->Power On, Main SW Off -> Power On, Standby -> Power On)
* The total power on time is written to NVM at 1 time per a hour.
K
- One blink is not used for self-diagnosis.
- Example
Diagnosis item
Lamp cover
POWER
Fan
POWER
LED ON : 0.3sec
LED OFF : 0.3sec
Channel 5
13579 times
24680 hours
KDS-50A2000/50A2010/55A2000/60A2000/60A2010
RM-YD010 RM-YD010
LED blinks
3 times
4 times
Vol -
Be aware that this differs from the method of entering the
service mode (Vol +).
SELF CHECK
002 : TEMP
003 : L_COVER
004 : FAN
005 : L_DRIVER
006 : POWER
007 : AUDIO
008 : P_OVP
009 : DEVICE
101 : DTT_WDT
102 : TVM_WDT
103 : WEM_WDT
104 : DEM_WDT
12345-67890
– 12 –
RM-YD010 RM-YD010
LED OFF
3.0sec
POWER
001
000
003
000
000
000
000
000
000
002
000
000
RM-YD010