Tektronix 7B87 Instruction Manual page 5

7887 Instruction
TABLE OF CONTENTS (CONT)
ii
PAGE
VISUAL INSPECTION .............................. 4-1
LUBRiCATION .................................... 4-1
CAM SWITCH LUBRICATION .................... 4-2
SEMICONDUCTOR CHECKS ....................... 4-2
ADJUSTMENT AFTER REPAIR ..................... 4-2
TROUBLESHOOTING. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 4-2
TROUBLESHOOTING AIDS. . . . . . . . . . . . . . . . . . . . . . . .. 4-2
DIAGRAMS. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 4-2
VOLTAGES AND WAVEFORMS ................. 4-2
CIRCUIT-BOARD ILLUSTRATIONS ............... 4-2
SWITCH CAM IDENTIFICATION ................. 4-4
DIODE COLOR CODE. . . . . . . . . . . . . . . . . . . . . . . . . .. 4-4
WIRING COLOR CODE ......................... 4-4
SEMICONDUCTOR LEAD CONFIGURATIONS. . ... 4-4
INTER-BOARD PIN CONNECTOR
IDENTIFICATION ............................ 4-4
MULTI-PIN CONNECTOR IDENTIFICATION ....... 4-4
INTERFACE CONNECTOR PIN LOCATIONS ....... 4-5
PERFORMANCE CHECK AND ADJUSTMENT ..... 4-5
STATIC SENSITIVE DEVICES ....................... 4-5
TROUBLESHOOTING EQUIPMENT .................. 4-6
TROUBLESHOOTING TECHNIQUES ................. 4-6
TROUBLESHOOTING PROCEDURE .............. 4·6
CORRECTIVE MAINTENANCE ......................... 4-8
OBTAINING REPLACEABLE PARTS ................. 4-8
SOLDERING TECHNIQUES ......................... 4-9
COMPONENT REMOVAL AND REPLACEMENT ..... 4-10
CIRCUIT BOARDS ............................. 4-10
SWITCHES ................................... 4-12
SEMICONDUCTORS ........................... 4-15
INTERCONNECTING PINS ...................... 4-15
CIRCUIT-BOARD PINS ......................... 4-15
FRONT-PANEL LIGHTS ........................ 4-16
ADJUSTMENT AFTER REPAIR .................... 4-16
INSTRUMENT REPACKAGING ..................... 4-16
SECTION 5-PERFORMANCE CHECK AND
ADJUSTMENT
PAGE
PRELIMINARY INFORMATION ...................... 5-1
ADJUSTMENT INTERVAL ....................... 5-1
TEKTRONIX FIELD SERVICE ..................... 5-1
USING THIS PROCEDURE ......................
5-1
TEST EQUIPMENT REQUiRED ...................... 5-1
SPECIAL FIXTURES ............................ 5·1
TEST EQUIPMENT ALTERNATIVES .............. 5-1
INDEX TO PERFORMANCE CHECK AND
ADJUSTMENT PROCEDURE .................... 5-4
PRELIMINARY PROCEDURE ........................ 5-4
A TRIGGERING SYSTEM ............................. 5-5
B. HORIZONTAL/AQS SySTEM ...................... 5-10
SECTION 6-INSTRUMENT OPTIONS
SECTION 7-REPLACEABLE ELECTRICAL PARTS
SECTION 8-DIAGRAMS AND CIRCUIT BOARD
ILLUSTRATIONS
SECTION 9 REPLACEABLE MECHANICAL PARTS
CHANGE INFORMATION
REV JUN 1981