ashtech ZY-12 Information Supplement page 39

do not have the Differential (D) option installed, this subscreen is unavailable.
Table 3.9 describes the screen parameters.
Figure 3.8. Differential Mode Selection Subscreen
Parameter
BASE
RTCM format
USE PORT A
MSK SETUP
AUTO DIFF OFF
Screen Descriptions
Table 3.9. Differential Mode Parameters
Toggle field sets the receiver to BASE, REMOTE, or DISABLED mode.
Use an arrow key to highlight the mode indicator and press the + or -
key to toggle it.
The 1 key allows you to access the RTCM option subscreen. This
subscreen contains several parameters and is described in Chapter 2.
Lets you specify which port to use for differential mode. Press the [+] or
[-] key to toggle through PORT A, B, C, or D to correspond with the one
you are using. Press [e] to save.
Sets up interface with MSK (Minimum Shift Keying) transmitter. See
MSK Setup discussion following this table.
If set to ON, the receiver automatically switches position computation
from differential to autonomous mode when the max age of the
differential corrections is exceeded, or differential corrections are not
available. Valid only when the receiver is set as a REMOTE.
Description
33