Nexstar instruction manual Updating the SynScanT.Firmware, mm@1, System requirements

Updating the SynScanT.Firmware

From version 3.0 onward, the SynScanr"firmware is user upgradeable. Users can download the latest version of the SynScanTMfirmware from the Sky-Watcher web site and easily update their hand controls.

System requirements

SynScanrMHand Control of version 3.0.or later. Windows95 or later

An available RS-232C communication port on the PC. PC link cable that comes with the SynScanrM hand control.

DC power supply with 7.5-1 5V/100mA output. Power plug should be 2.1mm diameter, tip positive.

Preparing your PC for the update

1. Create a folder for all SynScan'" related files on your computer and name it SynScan.

2 . Visit the Support Page of the Sky-Watcher website at: http://www.SkywatcherTelescope.net/Support.html.

3.Download and save the SynScanTVirmware Loader to the SynScan'" folder on your computer. You may create a shortcut on the desktop for quick access in the future. You will only need to download this software once. Once it is saved on your computer, only the firmware data file is needed for future updates.

4.Download and save the firmware data file named SynScanVXXXX.ssf to the SynScan folder. (The XXXX indicates the version number of the firmware.)

Updating the SynScanrMHand Control

1.Plug the RJ-11 end of the PC link cable into the jack in the middle socket on the hand control fig.^). Push the connector into the hand control until it clicks into place. Plug the other end of the cable, the DB9 connector, to the RS-232 port on

your PC.

2.Press and hold down the key "0" and "8" simutaniously, then plug the power cord into the hand control, as shown in Fig.t.

3.The hand control will give a beep, indicating a successful start up. The SynScan'" will display: "SynScanT"Update Ver. x.x" on the LCD screen, as seen in Fig.u.

4.Run the SynScanFirmwareLoader software on your PC. Once the program is launched, you should see a window as Fig.v. The "HC.Version" button provides the version number of the hardware, firmware and database of your hand control. It is for your reference only. You will not need it for the update.

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