Anritsu ME7840A - Manual (Page 19)

SYSTEM DESCRIPTION GENERAL INFORMATION
1-8 ME 7840A OMM
Noise
In
Noise
+28V
NO OPERATOR SERVICE-
ABLE PARTS INSIDE.
REFER SERVICING TO
QUALIFIED PERSONNEL.
WARNING
CAUTION
FOR CONTINUED FIRE
PROTECTION REPLACE
ONLY WITH SPECIFIED
TYPE AND RATED FUSE.
IEEE 488.2
GPIB
Dedicated
GPIB
Serial Port Ethernet VGA SCSI-2
Ext
Analog
Output
Ext
Trigger
LPT Line Printer Ext I/O
Ext Analog
In
Ext
Source
Ext 10 MHz
In
47-440 Hz
85-264VAC
REPLACE FUSE ONLY WITH
SAME TYPE AND RATING
CAUTION
DO NOT OPERATE
WITH POWER CORD
UNGROUNDED
N274
a1
a b a b
1 1 2 2
b1 b2 a2
Figure 1-4. MS462XC Rear Panel Showing Ports a
1
, a
2
, b
1
, and b
2
NO OPERATOR SERVICE-
ABLE PARTS INSIDE.
REFER SERVICING TO
QUALIFIED PERSONNEL.
WARNING
FOR CONTINUED FIRE
PROTECTION REPLACE
ONLY WITH SPECIFIED
TYPE AND RATED FUSE
CAUTION
DO NOT OPERATE
WITH POWER CORD
UNGROUNDED
CAUTION
LINE INPUT
85-240 VAC
47-63 Hz
100 VA max
FUSE 250 V 1.6 A T
Control
In
Output Input
Ext Preamp
N274
External
Circulator
100W
Termination
(Internal)
AUT
Test Port 2
b2 To a 2 To
VNMS
Port 2
50 dBm
Max
50 dBm
Max
27 dBm
Max
a 1 a 2 b 1 b 2
C3 C2 C1
C1 C3 C2
Figure 1-5. MS4782A Rear Panel Showing Circulator Connections C1, C2, and C3