Service Modes, Error Codes, and Fault Finding
EN 28
Q528.1E LA
5.
Figure 5-10 “Active” to “
S
emi
S
tand-by” flowchart (DFI)
H_16770_113.eps
260307
Semi Standby
Active
action holder: MIPS
autonomous action
action holder: St-by
Wait 250ms (min. = 200ms)
Mute all video outputs
switch off LCD backlight
Switch off the display by clearing the OutputEnable
control register in the DFI
switch off ambient light
Mute all sound outputs via softmute
Force ext audio outputs to ground
(I/O: audio reset)
And wait 5ms
Set main amplifier mute (I/O: audio-mute)
Wait 100ms