IBM 5280 Manual page 76

DATA ENTRY MAP
MAP 1010-4
A-Al DISPLAY
PAGE 4 OF IS
(Step 001 continued)
DISPLAY
SYMPTOM COMMENTS
I
REPAIR ACTION
----------------+-------------------+----------------------------
BRIGHTNESS, OR
VIDEO PROBLEMS
VERTICAL SIZE
LINEARITY OR
HOLD PROBLEMS
1 • TOO MUCH OR
TOO LITTLE
BRIGHTNESS.
2.
RASTER
DISPLAYED.
3. LITTLE OR NO
CHANGE IN
BRIGHTNESS WHILE
CHANGING THE
BRIGHTNESS
CONTROL.
1. VERTICAL SIZE
TOO LARGE OR
TOO SMALL.
2.
VERTICAL
LINEARITY BAD.
3.
SCREEN ROLLS
OR HAS ,..1UL TIPLE
VERTICAL DISPLAYS
Did you find the indi·cation in
the symptom index?
Y N
002
Did you enter this MAP as a
result of a Power On
C~eckout
failure?
Y N
1 1
S 5 5
ABC
1 . SEE VIDEO ADJUSTMENT
(MIM 161, 171).
2.
SEE BRIGHTNESS LIMITER
ADJUSTMENT (MIM 161,
171).
3.
IF THE ADJUSTMENT CANNOT
BE MADE, GO TO MAP 1010,
STEP 6.
1. SEE VERTICAL ADJUSTMENT
(MIM 163)
2. IF THE ADJUSTMENT CANNOT
BE MADE, GO TO MAP 1010,
STEP 5.
ECS40S74 PECS397S7
MAP 1010-4