2235
Service
Page
Page
SECTION
3
THEORYOF
OPERATION
(cont)
SECTION
6
M
AINTENANCE
(cont)
POWER
SUPPLY
AND
PROBE
I
NTRODUCTION
. . . . . . . . . . .
. .
6-2
ADJUST
. . . . . . . . . . . . .
. . . . .
. .
3-17
GENERAL
CARE
. . . . . . . . . . .
.
.
6-2
Power
Input
. . . . . . . .
. . . . .
. .
3-17
INSPECTION
AND
CLEANING
.
.
6-2
Preregulator
. . . . . . . .
. . . . .
. .
3-17
LUBRICATION
. . . . . . . . . . . .
.
. .
6-4
Inverter
. . . . . . . . . . . .
. . . . .
. .
3-18
SEMICONDUCTOR
CHECKS
. .
.
6-4
Crt
Supply
. . . . . . . . .
. . . . .
. .
3-18
PERIODIC
READJUSTMENT
.
. .
6-4
Focus
Circuit
. . . . . . .
. . . . .
. .
3-18
TROUBLESHOOTING
. . . . . . . . .
. .
.
6-5
L
ow-Voltage
Supplies
. . . . .
. .
3-19
INTRODUCTION
. . . . . . . . . . .
. .
6-5
Probe
Adjust
. . . . . .
.
.
.
.
. .
. .
3-19
TROUBLESHOOTING
AIDS
.
. .
.
6-5
TROUBLESHOOTING
EQUIPMENT
. . . . . . . . . . . . .
. . .
6-6
SECTION
4
PERFORMANCE
CHECK
TROUBLESHOOTING
PROCEDURE
TECHNIQUES
. . . . . . . . . . . .
.
. .
6-6
INTRODUCTION
. . . . . . . . . .
. . . . .
.
4-1
CORRECTIVE
MAINTENANCE
.
. .
.
6-10
PURPOSE
. . . . . . . . . . . . .
. . .
. .
4-1
INTRODUCTION
. . . . . . . . . .
. . .
6-10
STRUCTURE
. . . . . . . . . .
. . . . .
.
4-1
M
AINTENANCE
PRECAUTIONS
.
6-10
TEST
EQUIPMENT
. . . . .
. . . . .
.
4-1
OBTAINING
REPLACEMENT
L
IMITS
AND
TOLERANCES
. . .
.
4-1
PARTS
. .
.
.
. . . . . . . . . . . . . .
. .
.
6-10
PREPARATION
FOR
CHECKS
.
.
4-2
M
AINTENANCE
AIDS
. . . . . .
. . .
6-10
INTRODUCTION
Τ
0
I
NTERCONNECTIONS
. . . . . .
. .
.
6-10
PERFORMANCE
CHECK
STEPS
4-3
TRANSISTORS
AND
VERTICAL
.
. . . . . . . . . . .
.
. . . . .
4-4
INTEGRATED
CIRCUITS
. . . . . . .
6-11
HORIZONTAL
. . . . . . . . . .
. . . .
.
.
4-8
SOLDERING
TECHNIQUES
. . . .
6-12
TRIGGER
. .
. . . . . . . . . . .
. . . . .
.
4-12
REMOVAL
A
ND
REPLACEMENT
EXTERNAL
Z-AXIS
AND
PROBE
I
NSTRUCTIONS
. . . . . . . . .
.
. . . .
6-13
ADJUST
. . . . . . . . . . . . . .
. . . .
.
.
4-15
Cabinet
. . . . . . . . . . . . . .
.
. . . .
6-13
Cathode-Ray
Tube
. . . . . . . . . .
6-13
SECTION5
ADJUSTMENT
PROCEDURE
Power-Supply
Shield
. . .
.
. . . .
6-14
INTRODUCTION
. . . . . . . . . . . . . . . .
5-1
F
ilter
Circuit
B
oard
. .
. . . .
. . . .
6-14
PURPOSE
.
. . . . . . . . . . . . . . . . .
5-1
Alt
Sweep
Circuit
B
oard
.
. . . .
6-15
STRUCTURE
. . . . . . . . . . . . . . . .
5-1
Attenuator
Circuit
B
oard
.
. . . .
6-15
TEST
EQUIPMENT
. . . . . . . . . . .
5-1
Timing
Circuit
B
oard
. . .
.
. . . .
6-16
L
IMITS
AND
TOLERANCES
. . . .
5-1
B
ottom
Shield,
Attenuator
a
nd
ADJUSTMENT
INTERACTION
. .
5-1
Timing
Circuit-Board
M
odule
. .
6-17
PREPARATION
FOR
Front-Panel
Circuit
B
oard
. . . .
6-17
ADJUSTMENT
. . . . . . . . . . . . . . .
5-1
M
ain
Circuit
B
oard
.
. .
. . . . . . .
6-18
INDEX
TOADJUSTMENT
REPACKAGING
F
OR
SHIPMENT
6-20
PROCEDURE
STEPS
. . . . . . . . .
5-3
SELECTABLE
COMPONENTS
. .
6-20
POWER
SUPPLY
AND
CRT
DISPLAY
5-4
VERTICAL
.
. . .
. . . . . . . . . . . . . . . . .
5-6
SECTION
7
OPTIONS
H
ORIZONTAL
. . . . . . . . . . . . . . . . . .
5-14
TRIGGER
.
. . .
. . . . . . . . . . . . . . . . .
5-20
SECTION8
REPLACEABLE
ELECTRICAL
PARTS
EXTERNAL
Z-AXIS
AND
PROBE
SECTION
9
DIAGRAMS
ADJUST
. .
.
. . . . . . . . . . . . . . . . . . .
5-24
SECTION
10
REPLACEABLE
MECHANICALPARTS
SECTION
6
M
AINTENANCE
Accessories
STATIC-SENSITIVE
COMPONENTS
6-1
PREVENTIVE
MAINTENANCE
. . . . .
6-2
CHANGE
INFORMATION
ιι
TA
BLE
O
F
CO
N
T
EN
TS
(cont)
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