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