Philips BJ3.1A LA Manual page 26

EN 26 5. BJ3.1A LA
Important remark:
release reset audio and sound-
enable 10 sec after entering
standby to save power
Service Modes, Error Codes, and Fault Finding
Semi Stand by
Delay transition until ramping down of ambient light is
finished. *)
Switch ambient light to passive mode with RGB
values on zero. *)
transfer Wake up reasons to the
Stand by µP.
Images are re-transferred to DDR-RAM from
Flash RAM (verification through checksum)
MIPS image completes the application reload,
stops DDR-RAM access, puts itself in a
sleepmode and signals the standby µP when the
standby mode can be entered.
DDR-RAM is put in self refresh mode and the images
are kept in the hibernating DDR-RAM.
Wait 5ms
Switch Viper in reset state
Wait 10ms
Switch the NVM reset line HIGH.
Disable all supply related protections and switch off
the +2V5, +3V3 DC/DC converter.
Wait 5ms
switch off the remaining DC/DC converters
Switch OFF all supplies by switching HIGH the POD-
MODE and the ON-MODE I/O lines.
Stand by
Figure 5-9 "Semi Stand-by" to "Stand-by" flowchart
action holder: MIPS
action holder: St-by
autonomous action
*) If this is not performed and the set is
switched to standby when the ramping of
the EPLD is still ongoing, the lights will
remain lit in standby.
For PDP this means CPUGO
becomes low.
G_15960_133.eps
100306