Chapter 2 Service
Pre-Troubleshooting Information
Assembly-Level Service Guide
2-37
2
WARNING
BEFORE APPLYING AC POWER, THE INSTRUMENT AND ALL
PROTECTIVE EARTH TERMINALS, EXTENSION CORDS, AUTO
TRANSFORMERS, AND DEVICES CONNECTED TO THE
INSTRUMENT SHOULD BE CONNECTED TO A PROTECTIVE
EARTH GROUNDED SOCKET.
ANY INTERRUPTION OF THE PROTECTIVE GROUNDING
CONDUCTOR INSIDE OR OUTSIDE THE INSTRUMENT OR
DISCONNECTION OF THE PROTECTIVE EARTH TERMINAL
WILL CAUSE A POTENTIAL SHOCK HAZARD THAT COULD
RESULT IN PERSONAL INJURY. INTENTIONAL
INTERRUPTION IS PROHIBITED.
Any maintenance and repair of the opened instrument under voltage
should be avoided as much as possible and, if necessary, should be
carried out only by a skilled person who is aware of the hazards involved
(for example, fire and electric shock).
Recommended Test Equipment
Test equipment recommended for testing and troubleshooting the
HP 53131A/132A/181A is listed in Chapter 1, “Performance Tests.”
Substitute equipment may be used if it meets or exceeds the required
characteristics listed in Table 1-1.
Summary of Contents for 53131A
Page 1: ...Assembly Level Service Guide HP 53131A 132A 181A 225 MHz Counter ...
Page 2: ......
Page 14: ...Contents xii Assembly Level Service Guide ...
Page 22: ...Preface xx Assembly Level Service Guide ...
Page 23: ...1 Performance Tests Verifying Specifications ...
Page 97: ...2 Service ...
Page 149: ...3 Replacing Assemblies Disassembly and Reassembly ...
Page 173: ...4 Retrofitting Options ...
Page 191: ...5 Replaceable Parts ...
Page 201: ...6 Backdating Manual Changes ...
Page 218: ...Chapter 6 Backdating Backdating Specifications 6 18 Assembly Level Service Guide 6 ...
Page 219: ...7 HP 53131A 132A Specifications ...
Page 235: ...8 HP 53181A Specifications ...
Page 246: ...Chapter 8 HP 53181A Specifications General Information 8 12 Assembly Level Service Guide 8 ...
Page 252: ......
Page 254: ... Manual Part Number 53131 90039 Printed in U S A MARCH 1999 ...