iOptron SkyGuider 3550A Instruction Manual page 8

Figure 5. Control panel and ports of a SkyGuider
5- Power switch
6- Battery status indicator
7- Function button
8- Direction button
9- Mount status indicator
14- Dovetail saddle
15- Latitude lock
16- Azimuth adjusting knob
17- Dovetail locking knob
18- Azimuth locking knob
Figure 6. Alt-azi adjusting base
TM
Pro mount head
10- GUIDE port for ST-4 autoguiding
11- Camera shutter triggering port
12- Micro USB port
13- HBX port for optional hand controller
19- Base
20- Latitude adjustment knob
21- Latitude scale
22- Leveling bubble