Tektronix 2213

TABLE OF CONTENTS (cont)
2213 Service
Page
Page
SECTION 3 THEORY OF OPERATION (cont)
DETAILED CIRCUIT
DESCRIPTION (cont)
AUTO INTENSITY AND Z-AXIS
AMPLIFIER............................................3-19
Auto Intensity..................................3-19
Z-Axis Am plifier ............................... 3-20
HORIZONTAL.......................................3-20
Horizontal Preamplifier .................. 3-20
XY Am plifier .................................... 3-21
Horizontal Output Am plifier. . . . 3-22
POWER SUPPLY..................................3-22
Power Input.......................................3-22
Preregulator.......................................3-22
Inverter .............................................. 3-23
CRT Supply.......................................3-24
Auto Focus C ircu it .......................... 3-24
Low-Voltage Supplies ....................... 3-24
DC Restorer.......................................3-24
SECTION 4 PERFORMANCE CHECK
PROCEDURE
INTRODUCTION....................................4-1
PURPOSE ........................................... 4-1
TEST EQUIPMENT REQUIRED . . . 4-1
LIMITS AND TOLERANCES .......... 4-1
PREPARATION ................................. 4-1
INDEX TO PERFORMANCE
CHECK STEPS....................................4-3
VE R TICA L..............................................4-4
HORIZONTAL.........................................4-6
TRIGGERING.........................................4-9
EXTERNAL Z-AXIS AND
PROBE ADJUST ...................................... 4-12
SECTION 5 ADJUSTMENT PROCEDURE
INTRODUCTION....................................5-1
PURPOSE ........................................... 5-1
TEST EQUIPMENT REQUIRED . . . 5-1
LIMITS AND TOLERANCES .......... 5-1
PARTIAL PROCEDURES ............... 5-1
ADJUSTMENT INTERACTION . . . 5-1
PREPARATION FOR
ADJUSTMENT....................................5-3
INDEX TO ADJUSTMENT
PROCEDURE ...................................... 5-3
POWER SUPPLY AND CRT
D ISP LA Y .................................................5-4
VE RTIC A L .............................................. 5-7
HORIZONTAL............................................5-13
TRIGGERING............................................5-17
EXTERNAL Z-AXIS AND
PROBE ADJUST ......................................... 5-20
SECTION 6 MAINTENANCE
STATIC-SENSITIVE COMPONENTS . . 6-1
PREVENTIVE MAINTENANCE .......... 6-2
INTRODUCTION...............................6-2
GENERAL CARE...............................6-2
INSPECTION AND CLEANING . . . 6-2
LUBRICATIO N ................................. 6-4
SEMICONDUCTOR CHECKS .......... 6-4
PERIODIC READJUSTMENT .......... 6-4
TROUBLESHOOTING ............................ 6-5
INTRODUCTION...............................6-5
TROUBLESHOOTING A ID S .......... 6-5
TROUBLESHOOTING
EQUIPMENT ...................................... 6-7
TROUBLESHOOTING
TECHNIQUES .................................... 6-7
CORRECTIVE MAINTENANCE .......... 6-10
INTRODUCTION..................................6-10
MAINTENANCE PRECAUTIONS . . 6-10
OBTAINING REPLACEMENT
PARTS....................................................6-10
MAINTENANCE A ID S .....................6-10