User's Manual

2.4. Go2Nova

8407+ Hand Controller

Figure 9. Go2Nova

8407+ hand controller

The Go2Nova

8407+ hand controller (HC) shown in Figure 9 is the standard controller used on

the CEM70 mount. It has an integrated heater that ensures the LCD display will work at the

temperature as low as -20ºC (-4ºF). It has a large LCD screen, function, direction, and number keys on

the front; a red LED reading light on the back; and a HBX (6-pin) and a serial port (4-pin) at the bottom.

2.4.1. Key Description

 MENU Key: Press “MENU” to enter the Main Menu.

 BACK Key: Move back to the previous screen, or end/cancel current operation, such as

slewing.

 ENTER Key: Confirm an input, go to the next menu, select a choice, or slew the telescope

to a selected object.

 Arrow (▲▼◄►) Keys: The arrow keys are used to control the movement of DEC and R.A.

axes. Press and hold ▲(DEC+),▼(DEC-) buttons to move a telescope along the DEC

direction, ◄(R.A.+), ►(R.A.-) to move a telescope along the R.A. direction. They are also

used to browse the menu or move the cursor while in the menu. Press and holding an arrow

key for a fast scrolling.

 Number Keys: Input numerical values. Also used to adjust speeds (1: 1X; 2: 2X; 3: 8X; 4:

16X; 5: 64X; 6: 128X; 7: 256X; 8: 512X; 9: MAX)

 Light Key(☼): Turns on/off the red LED reading light on the back of the controller.

 Help (?) Key: Identify and display bright stars or objects that the telescope is pointing to.

 STOP/0 Key: Stop the mount during GOTO. Also toggling between starting and stopping

tracking.

 HBX (Handbox) port: connect the HC to a mount using a 6P6C RJ11 cable.

HBX

Port

Serial

Port

R.A.+

R.A.-

DEC-

DEC+