Getting Started
1
Keysight 53147A/148A/149A Operating and Programming Guide
39
The Rear Panel at a Glance
OPTIONS
001 Oven Time Base
002 Battery
Main Power
!
!
In or Out
Reference 10 MHz
Auxiliary
AC POWER
90-130 VAC 50/60/400 Hz
190-230 VAC 50/60 Hz
FUSE
1.0A
250V
WARNING:
To avoid electrical shock:
Do not remove covers.
No user serviceable parts inside.
Refer all servicing to qualified personnel.
RS-
232
GPIB
Counter/ Power Meter/ DVM
This unit must be earth grounded.
Made in U.S.A.
of domestic and foreign content
OPTIONS
001 Oven Time Base
002 Battery
Main Power
!
!
In or Out
Reference 10 MHz
Auxiliary
AC POWER
90-130 VAC 50/60/400 Hz
190-230 VAC 50/60 Hz
FUSE
1.0A
250V
WARNING:
To avoid electrical shock:
Do not remove covers.
No user serviceable parts inside.
Refer all servicing to qualified personnel.
RS-
232
GPIB
Counter/ Power Meter/ DVM
This unit must be earth grounded.
Made in U.S.A.
of domestic and foreign content
BATTERY PACK
Made in U.S.A.
of domestic and foreign content
Battery
Battery
Charging
EXT DC
+
11 to 18 VDC
2
1
3
4
5
6
7
8
2
1
3
4
9
6
12
7
8
10
11
Standard
With
Battery Option
1
AC Input/Power module (Senses incoming
voltage and adjusts automatically)
2
Fuse Holder (behind door)
3
External Reference
connector (BNC)
1, 2, 5, 10 MHz Input, 10 MHz Output
4
Auxiliary
connector (reserved)
[a]
5
Battery option cover plate
6
GPIB Interface connector (IEEE-488.2)
7
RS-232 Interface connector (RJ12)
8
Serial number plate
9
Battery sled (Battery option only)
10
Battery power switch (Battery option only)
11
Battery Charging LED (Battery option only)
12
EXT DC
power-input connector (Battery option
only)
[a] The Auxiliary connector is not installed on standard production units.
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