Section 2 - Troubleshooting; Diagnosing The Error; Viewing The Self Check Diagnosis History - Sony KDL-50W700B Repair Manual

SECTION 2 - TROUBLESHOOTING

DIAGNOSING THE ERROR

Before servicing the Television:
1. Verify the TV has the symptom the customer indicated.
2. Check to see if the latest Software is installed.
a. If not, install the latest version.
3. Determine the replacement part required.

VIEWING THE SELF CHECK DIAGNOSIS HISTORY

When an error is detected, the Self Check screen records the number of
times the error occurred. This is helpful in confirming past occurrences of
an error and for determining if an error is intermittent when the customer is
not sure what is causing the television to shut down. If the screen displays
a "0", no error has occurred.
1. Press Power I/0 to turn on the TV and then turn it off again.
2. Press the following buttons on the Remote Commander within 1
second of each other:
Channel
DISPLAY
NOTE: This differs from accessing Service Adjustments Mode (Volume +).
KDL-50W700B/55W700B
5 -
Volume Power
StandBy LED
Blink Count
Diagnosis
Item
SELF CHECK
000 RESERVED
000 RESERVED
002 MAIN_POWE --------------------- --------------------- --------------------- 00
003 DC_ALERT
003 AUD_PROT
003 HDMI_EQ
003 TU_DEMOD
004 VLED
004 LD_ERR
005 HFR_ERR
005 TCON_ERR
005 P_ID-ERR
006 BACKLITE
007 TEMP_ERR
007 FAN_ERR
010 EMITTER
101 VPC_WDT
102 MEPS_WDT
I/0
103 HOST_WDT
104 STBY_WDT
00345 000333 06789
*Format of Error History = YYMMDDhhmmss example 120123132522= Jan 23, 2012 13:25:22 (1:25:22PM)
NOTE: date and time must be set for this to work
Date and Time Display*
--------------------- --------------------- --------------------- 00
--------------------- --------------------- --------------------- 00
--------------------- --------------------- --------------------- 00
--------------------- --------------------- --------------------- 00
--------------------- --------------------- --------------------- 00
--------------------- --------------------- --------------------- 00
--------------------- --------------------- --------------------- 00
--------------------- --------------------- --------------------- 00
--------------------- --------------------- --------------------- 00
120123132522 120123113645 --------------------- 02
--------------------- --------------------- --------------------- 00
--------------------- --------------------- --------------------- 00
--------------------- --------------------- --------------------- 00
--------------------- --------------------- --------------------- 00
--------------------- --------------------- --------------------- 00
--------------------- --------------------- --------------------- 00
--------------------- --------------------- --------------------- 00
--------------------- --------------------- --------------------- 00
--------------------- --------------------- --------------------- 00
Panel operation time by hour (MAX:65535) Panel operation time by hour (MAX:65535)
Boot count (MAX:65535) Boot count (MAX:65535)
Total operation time by hour (MAX:65535) Total operation time by hour (MAX:65535)
SAMPLE SELF CHECK DIAGNOSIS PAGE
Self Diagnosis
Supported model
Error Count
(00-99)
4