Sharp DV-S2U Service Manual - Page 17

[ROM RENEWAL MODE] 1. Turn the power on and remove the disc on the tray. 2. To put the DVD player into version up mode, press [9], [8], [7], [6], and [DIRECT SKIP] buttons on the remote control unit in that order. The tray will open automatically. Fig. a appears on the screen and Fig. b appears on the VFD. BE F/W VERSION UP MODE PLEASE INSERT A DISC FOR BE F/W VERSION UP. EXIT: POWER The appearance shown in (*2) of Fig. c is described as follows: No. Appearance State 1 Reading... Sending files into the memory 2 Erasing... Erasing previous version data 3 Programming... Writing new version data 5. After programming is finished, the tray opens automatically. Fig. e appears on the screen and the checksum in (*3) of Fig. e appears on the VFD. (Fig. f) BE F/W VERSION UP MODE VERSION: ******** COMPLETED SUM:7abc(*3) Fig. a Version Up Mode Screen Fig. b VFD in Version Up Mode The DVD player can also enter the version up mode with the tray open. In this case, Fig. a will be shown on the screen while the tray is open. 3. Load the disc for version up. (For closing the tray, only the "OPEN/CLOSE" button is available.) 4. The DVD player enters the F/W version up mode automatically. Fig. c appears on the screen and Fig. d appears on the VFD. Fig. e Completed Program Mode Screen Fig. f VFD upon Finishing the Programing Mode (Example) At this time, no buttons are available. 6. For tray opening, plug the AC cord into the AC outlet. 7. Turn the power on by pressing the power button and the tray will close. BE F/W VERSION UP MODE VERSION: ******** Reading...(*2) Fig. c Programming Mode Screen Fig. d VFD in Programming Mode (Example) 1-7-3 TESTMODE