4-17.
HP 8340BI41B HP-lB OPERATION VERIFICATION TEST (Cont’d)
Table 4-31.
HP 8340B/41B Status Byte Description
STATUS BYTE (#1)
BIT#
7
6
5
4
3
2
1
0
DECIMAL
VALUE
128
64
32
16
8
4
2
1
FUNCTION
SRO on
New
frequencies
or Sweep
Time in
Effect
REOUEST
SERVICE
(ROS)
SRO on
HP-lB
Syntax
Error
SRQ on
End of
Sweep
SRO on RE
Settled
SRO on
Changed in
Extended
Status Byte
SRO on
Numeric
Entry
Completed
(HP-lB or
Front
Panel)
SRO on
Any Front
Panel Key
Pressed
EXTENDED STATUS BYTE (#2)
BIT#
7
6
5
4
3
2
1
0
DECIMAL
VALUE
128
64(L)
32(L)
16(L)
8
4
2
1(L)
FUNCTION
Fault
Indicator
On
RF
unleveled
Power
Failure
RF
unlocked
External
Freq. Ref.
Selected
Oven Cold
Over Mod-
ulation
Self Test
Failed
(L) See Note 3
HP 8340B/41B
Performance Tests
4-85/4-86