
CONTENTS
CHAPTER 1 INSTALLATION
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . l-l
Initial Inspection . . . . . . . . .*..*.* . . . . . . . . . . . . . . . . . . . . . . . . . . . . l-l
Installing the HP 4142B . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . l-2
Installing the Blank Panel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . l-2
Installing the Front Panel ................................. l-2
Line Power Requirements ..........
......... .........
........ l-2
Line Voltage and Fuse Selection ..................... .... ... l-3
Setting the Line Frequency FILTER Switch ............... .... l-3
Power Cables ............................................... l-4
Grounding Requirements ..................................... l-5
Changing the HP-IB Address ................................. l-5
Connecting the HP-IB Cable ................................. l-5
Mounting the HP 4142B
.................... .......
.... .*.*.** 1 6
Operating Environment ...................................... 117
Installing and Removing Plug-in Units ...........
.............
l-8
Storage and Shipment ........... ..... ....... ........ .... ...... l-9
Environment .................................... .*** ..* ..... l-9
Original Packaging ......................................... 1-9
Other Packaging ............................................ l-9
Repair Service ............................................... l-10
Serial Number .............................................. l-10
CHAPTER 2 OVERVIEW
Introduction ................................................. 2-l
Product Introduction ......................................... 2-1
HP 4142B ................................................... 2-l
Ground Unit (GNDU) ......................... ...... .......... 2-3
HP 41420A HPSMU and HP 41421B MPSMU ........................ 2-4
HP 41422A HCU .............. ...... .......... ...... .....
................................................... 27
HP 41423A HVU 2:9
HP 41424A VS/VMU ...................................... ..... 2-11
HP 41425A AFU .............................................. 2-13
Measurement Modes .......................................... 2-14
Total Power Limitation of Plug-in Units .................... 2-16
Panel Overview ............................................... 2-17
CHAPTER 3 TEST DEVICE CONNECTIONS
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-l
Before Connecting Test Devices
. . l . . . . . . . . . . . .
. . . . . . . . . . . . . . . . 3-l
Enclose the Test Device with a Shielding Box .b.b..... bbb... 3-l
Connect the INTLK Terminal . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2
Shorting Circuit Common and Chassis Ground Terminals
. l l . . . .
3-4
Connecting the Test Devices . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-5
GNDU Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-5
HPSMU and MPSMU Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-7
HCU Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-12
HVU Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-17
VS/VMU Connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-22
i