LG Flatron F720B User Manual

26
2. NO CHARACTER
NO CHARACTER
NO
NO
NO
NO
TROUBLE IN
CDT SOCKET
TROUBLE IN
P301, SIGNAL CABLE,
PC SIGNAL
TROUBLE IN
IC302, P301
TROUBLE IN
IC303
TROUBLE IN
IC304
YES
YES
YES
YES
CHECK
IC302 PIN 5,6,7
CHECK
IC302 PIN 1, 24, 23, 19, 20
, 21
PIN 18 (5V) ?
CHECK
IC303 PIN 1, 2, 3
PIN8 (8V),
PIN 4 (80V) ?
CHECK
R, G, B CATHODE
VOLTAGE?
Waveforms
2827
30
31
- 20 -
IC302, #5, 6, 7
IC302, #23 IC302, #19, 20, 21
IC302, #1 IC302, #24
CDT, RK, GK, BK
26 27 28
29 30 31
29
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LG Flatron F720B Specifications

General

Brand	LG
Model	Flatron F720B
Category	Monitor
Language	English