User's Manual
D GND
D
GND
A GND
D GND
WI
POWER CABLE
CONNECTIONS
+5v
+15v
-15v
PWR UP
A GND
-15v
-15v
A GND
*SCAN RAMP
NC
A GND
. 46 45
l 44 43
‘.42
41
. 40 39
l 38 37
. 36 35
l 34 33
032
31
. 30 29
l 28 27
. 26 25
l 24 23
.
-15v
022
21.
+2av
020
19
.
18
17
l
16
15
l A GND
l
0
GNC
.
+5v
.
+5v
.
+15v
.
f15V
.
+15v
. A GND
-12.6V
NC
A GND
NC
NC
A GND
NC
POWER FOR
CONTROLLER
AND INTERFACE
ONLY
(PROBE POWER)
DGND
013
D
GND
0
15
A GND l l7
DGND
019
+5v
l
21
+5V
. 23
16
l D GND
15.
A GND
20 l D GND
22 .
+5v
24 l
+5v
+lSV
. 25 26.
+15v
-15v
0
27 28.
-15V
PWR UP . 29 30 l
+2av
+28v
l
31 32 l
+15V
A
GND
. 33 34 .
c15v
-15v
-15v
A GND
*SCAN RAMP
NC
A GND
NC
NC
A GND
-12.6V
NC
A GND
NC
NC
A GND
NC
(PROBE POWER)
*NOTE: Scan Ramp for the Controller or Interface boards only
49 01 R/T DAC 2
NC . 45 47 .
A
GN,,
I
I
VIDEO TRIG . 46 45 . SCAN RAMP
A GND
. 44 43.
+lOV
REF
YTO ERROR
. 42
41.
AGND
FC ERROR
CABLE
4
LIFSTB
. 40 39 . LFC ENABLE
A GND
l 38 37 . LO 3 ERR
RF GAIN
. 36 35 .
R/T QAC 3
. 34 33 .
’
. 24 23 .
A GND
OFL ERR
RESERVED
.
31
.32 D GND
HSCAN
. 29 .30 R,‘T
PULSE
W2
D
GND
. 28 27 . NC
LLOG-VIDSTB
. .
26 25
CAL OSC TUNE
L
CONTROL
LFCSTB
LAFSTB
. 22 21 . D GND
CONNECT
I ONS A7
. 20 19 l A6
A5 . 18
17
. D GND
A4 l 16
15*
A3
A2
014
.13 Al
D GND
. 12 11.
A0
D7
010
9. D6
05
08
7*
D GNC
D4 l 6 5 . D3
D2
.4
3.
Dl
D GND
. 2
1.
DO
B
SK164
Figure 6-2. Ribbon Cable Connections (1 of 2)
6-4 General Troubleshooting