HP 8562E, Service Manual

Page: 223 / 482

D GND
D GND
W I
P O W E R C A B L E
A GND
GND
- 1 5 v
U P
CONNECTIONS
A GND
- 1 5 v
A
SWEEP INPUT
NC
A GND
NC
NC
. 5 0 4 9 . - 1 5 ”
l
4 7 .
POWER FOR
. 4 6 4 5 .
CONTROLLER
. 4 4
43 l
AND INTERFACE
. 4 2 4 1 .
ONLY
. 1
- 1 5 v
.
INE T R I G . 5
.
a .
. 4 0
l l
. 3 6 3 5 . GND
. 3 4 3 3 .
31 . D G N D
. 3 0 29 .
. 2 7 .
. 2 6 2 5 .
. 2 4 2 3 . - 1 5 V
l
. 2 0 .
. 16 17 .
. 11
GND l 15 16 D GND
l 17 l A
D G N D 20 l D GND
2 1 2 2 .
. 2 3 2 4 .
l 25 2 6 .
l 27 2 8 . - 1 5 v
PWR UP . 2 9 3 0 l
3 1
I I
3 2 .
. 33
34
l
I
l 4 5 3 . .
I
NC A A G N D GND NC
I
. 45 46 . .
I
NC A GND
l 2
l INC NC
49
50 NC
* N O T E : S w e e p I n p u t f o r t h e C o n t r o l l e r o r I n t e r f a c e b o a r d s o n l y
4 9 .
A GND . 4 4 4 3 .
NC 4 1 .
N C . 4 0 3 9 .
A G N D
l 3 7 .
3 5 .
NC . 3 4 3 3 .
NC . 3 2 .
NC . 3 0 29 .
GND . 2 6 2 7 .
. 26 2 5 .
NC . 2 4 2 3 .
N C 21
. 17 l
A 4 15
l
A 2
13 l
N C
A GND
NC
l IOV REF
A GND
N C
LO 3 ERR
A GND
OFL ERR
D GND
N C
N C
N C
N C
D GND
NC
GND
A 3
A l
D GND
D3
DO
NC
NC
NC
A GND
NC
N C
A GND
RF GAIN
NC
NC
NC
D GND
NC
NC
NC
A4
A2
D GND
D7
D5
D4
D2
GND
N C
A GND
N C
REF
A GND
N C
LO 3 ERR
A GND
OFL ERR
GND
NC
NC
NC
NC
GND
NC
GND
A3
A l
D6
GND
DO
POWER
Figure 7-2. Ribbon Cable Connections (1 of 2)
7-4 General Troubleshooting