4-8
API Confidential
No Copy/Reproduction Allowed
7277e Monitor Service Guide
4.12 Size Regulation NG
13. SIZE REGULATION NG
SIZE REGULATION NG
CHECK ABL CIRCUIT
FROM FBT PIN 8
R330
H.V. ABNORMAL
H SIZE
REGULATION NG
H & V SIZE
REGULATION NG
REPLACE FBT
H.V.
OK
CHECK ABL CIRCUIT
MAIN BOARD
OK
REPLACE R329
R258,R211
V SIZE
REGULATION NG
CHECK REGULATION CIRCUIT
R329,C324,R330,HMOD,VMOD
CKT
REPLACE THE FAILURE
COMPONENTS
4.13 Unstable Vertical Display
14.Unstable Vertical Display
Unstable Vertical Displa
IC201 pin 24
sawtooth genentor
N
Y
Check IC201
& Ambient
CKT
IC 202
has output
N
Y
Check IC202
& Ambient
CKT
Check DY
Содержание 7277e
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