User's Manual

Chapter 11 Appendix MDC-5200/5500 Series
0093155002-03 11-12
11.2 Special key operations
There are special key operations about the OFF key as follows.
1. Return the cursor to reference point position.
2. Delete TT target.
3. Delete event mark.
4. EBL rotates to cursor direction.
5. VRM adjusts to cursor position.
6. Return all PI lines to original position. (Initialize)
Press the applicable key while pressing OFF key.
Note: Make sure not to press two keys at the same time.
No. Key operation Function
1 OFF key + ENT key Return the cursor to reference point position.
2
OFF key + ACQ key
(Move cursor to a TT (ARPA) target to be
deleted. And press ACQ key while pressing
OFF key.)
Delete TT target.
(Refer to 4.3 TT (ARPA) “Delete TT target“)
3
OFF key + Function key which [EVENT
CURSOR] function is registered with
(F1, F2, F3, F4, F5 or F6: MDC-5500 series,
F1, F2, F3, or F4: MDC-5200 series)
(Move cursor to an event mark to be deleted.
And press Function key while pressing OFF
key.)
Delete event mark.
(Refer to 6.7 EVENT MKR)
4 OFF key + EBL1 or EBL2 key
Rotate EBL to cursor direction.
5 OFF key + VRM1 or VRM2 key
Adjust VRM to cursor position.
6 OFF key + VRM knob (PI lines displayed)
Return all PI lines to original position.
Note
：While OFF key is pressed, HL, MAP data and other navigation data are disappeared.
But the above special key operation works normally.