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Table 5-2.
Control Buses and Functions
~
RF Bus
AF Bus #1
AF Bus #2
v
03
02
01
DO
D3
D2
Dl
DO
03
D2
Dl
DO
ADRS
ADRS
310-440
Audio Synth
0
PLL
AO
NO
Display Led's
0
310·440
Audio Synth
1
PLL
NO
N1
Function Led's
1
310-440
Audio Synth
2
PLL
N1
N2
Mode Led's
2
60
Audio Synth
Input Scope Atten
3
PLL
NO
N3
3
0.001
O.D1
0.1
1.0
60
DPL
AUDIO
Atten
Ext In
4
PLL
N1
PL
CLK
OPL
Synth
1nt/Ext
ACIDC
4
Sci
Enab
Sel
N4
Sel
Sel
60
MOO
Audio
Aduio
Audio
5
PLL
N2
To Spkr
Atten
Atlen
Atten
RF Atten Position
5
Enab
30 dB
20 dB
10 dB
60
DPLX
DSBSC
FM
AM
6
PLL
N3
MOD
MOO
MOD
MOO
Scan Switch Position
6
Enab
Enab
Enab
Enab
310-440
60
IF
SIG
~~~F
Input
7
PLL
PLL
N4
Overl'd
Present
<
+20 dB
WBINB
7
Al
In
In
In
Sw In
500-1000 250-500
CSSG
CSSG
Hilla
Gen
DVM MODE
Cont
8
Out
Out
Burst
Image
Sw In
8
Enab
Enab
Select
Sw
In
Sw In
Sw In
WB
(MOD)
MOD
MOD
Pk Del
Pk Del
Pk Det
Scope Vertical Switch Pos In
__
if1V-
I
0.01V-
9
MOD
X
(2)
INVIINV FM/SWP
FMMOD AM MOO
Oemod
1ov;
1V-100kH~
i1ikHz
lkHz
9
Enab
Enab
Sel
Sel
Enab
Enab
Enab
DIV
DIV
DIV
OIV
O.D1-
500·7001
LOOP
MOO
In! DVM
IFIBFO
Mon
Scope
WBINB
A
1000
00-1000 INV/iNii
Disable
X
0.1
Freq
Sw
Horiz Switch Pos
A
Sel
VCO Sel
Sel
Enab
Sel
Sel
In
Sw In
B
Horiz Scope
Vert Scope
B
Mode Sel
Mode Sel
Pwr
{Men-+
.01-1
c
MTR
DSB)/
11-10
c
Gen
Swp
Enab
Sel
Sel
sse
FM
AM
De mod
Scope Time
Base
CTL
D
Oemod
Oernod
De mod To Spkr
D
Enab
Enab
Enab
Enab
SSC3
SSC2
SSC1
ssco
Demod
A!arm
UN IFI
Scope Time Base CTL
DVM
E
WBINB
INV/INV
Log IF
ACIDC
Freq Cntr Range
E
Se!
Enab
SSC7
SSC6
SSC5
SSC4
Sel
Sel
Sel
Ctr/OVM
Counter Input Se!
F
Se!
IFIBFO
Offset
Ext
F
5-11
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