Daewoo DPX-42D1NMSB Service Manual page 17

SOFTWARE UPGRADE Method
(9) Press the button and plug in power code to PDP's power inlet.
(10) When all files Upgrade are complete, "Download successful" (below) will come out.
(11) Check Firmware Version and reset PDP TV.
* Reset method
1. Turn on the TV
2. Enter Service mode(1 -> Mute -> Recall -> Mute.)
3. Check Firmware Version. (Select "6. Version")
4. Reset. (Select "7. Reset")
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