Midland CT990 Instruction Manual page 8

8. VFO/MR: push to switch from channel to frequency mode or viceversa.
9. */ : press for 2 seconds to lock the keypad
10. Alphanumerical keypad
11. ▲/▼ keys: push to select functions / Menu
12. Menu: press to enter the Menu functions and to confirm your selections.
13. Side-key CALL: Selective call/Transmission on the secondary frequency.
This control is useful to send out the selective call or the 1750Hz repeater
tone.
14. PTT
15. Side key MON: Keep pressed to activate the Monitor feature .
16. Holes for the belt clip
17. MIC/SP: external speaker/mike jack 2 Pin Kenwood.
18. 2800mAh Li-Ion battery oack.
4 | Midland CT990 instruction guide