Clearing The Self Check Diagnostic List; Exiting The Self Check Diagnostic Screen; Test Points - Sony KDL-32BX320 Service Training Manual

CLEARING THE SELF CHECK DIAGNOSTIC LIST

Since the diagnostic results displayed on the screen are not
automatically cleared, always check the self-diagnostic history after
you have completed the repairs to be sure you have cleared the
result display to "0".
1. To clear the Error history and Error count: Press the
Channel 8
To clear the Panel operation time: Press the Channel 7
Channel 0 .

EXITING THE SELF CHECK DIAGNOSTIC SCREEN

1. To exit the Self Diagnostic Self Check screen, turn off
the power to the TV by pressing the POWER button on
the remote or the POWER button on the TV.
KDL-32BX320/32BX321/32BX420/32BX421/40BX420/40BX421/46BX420/46BX421
SECTION 4 - TROUBLESHOOTING
Channel 0 .

TEST POINTS

Figure 5-5. Power and Control Block Diagram on page 35
board-to-board connector and pin information to identify voltages,
signal and control lines for troubleshooting purposes. All critical
voltages and control signals are easily accessed at the power supply
board. Use this drawing in conjunction with the previously discussed
troubleshooting techniques and flowcharts availalbe in
Flow Charts and Diagrams on page 31
and control signals.
contains the
Section 5 -
for testing operating voltages
30