HP 8920A User Manual page 211

CMAC
RSVD1
F2
RSVD2
F3
WFOM
F4
OHD
Parity
Control mobile attenuation field. Indicates the mobile station power level
associated with reverse control channel.
Reserved for future use, all bits must be set as indicated.
Control filler message field 2. All bits must be set as indicated.
Reserved for future use, all bits must be set as indicated.
Control filler message field 3. All bits must be set as indicated.
Wait-for-overhead-message field.
Control filler message field 4. All bits must be set as indicated.
This field displays the overhead message type.
• A '100' indicates a global action message.
• A '110' indicates this is the first word of the system parameter overhead parameter
message.
• A '111' indicates this is the second word of the system parameter overhead message.
Parity field. The contents of the Parity field cannot be set by the user. The Test Set
calculates the parity bits.
Chapter 6, Call Processing Subsystem
CALL BIT Screen Message Field Descriptions
211