Service manual

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4.3 Software/Firmware Upgrade Process
4.3 Software/Firmware Upgrade Process4.3 Software/Firmware Upgrade Process
4.3 Software/Firmware Upgrade Process
A.
A.A.
A. Basic Operating
Basic OperatingBasic Operating
Basic Operating
(a)
(a)(a)
(a) Standby Mode
Standby ModeStandby Mode
Standby Mode：
：：
：
User can just plug in power cord, then projector will enter standby mode. Power LED will show
Red for around 1 sec, then show Orange continuously as the figure shown below. When the power
LED shows Red, it means system is not ready for standby. In another word, if the power LED shows
Orange, it means system is in standby mode and the DLP system has no power support, except
MCU and its related circuits.
When standby mode, system power consumption will be less than 0.5 Watt.
User can turn on projector after plugging in power cord whatever the power led is red or orange.
Standby Mode
Standby ModeStandby Mode
Standby Mode
(b)
(b)(b)
(b) Download Mode
Download ModeDownload Mode
Download Mode：
：：
：
This mode is applied for firmware download.
If operator wants to enter this mode, he should press and hold both keypad-POWER
POWER POWER
POWER and
Keypad-AUTO
AUTOAUTO
AUTO at the same time, then plug in power cord. Power LED will show Green for around
1 sec, then show Red continuously as the figure shown below. In download mode, system will be
supported by full power but will not turn on projector. Operator can use DLP composer to
download new firmware.
Downl
DownlDownl
Download Mode
oad Modeoad Mode
oad Mode