HP 8560A

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