No Horizontal Deflection - LG StudioWorks 500E Service Manual

NO H-DEFLECTION
(ONE VERTICAL LINE)
CHECK
Q706?
YES
CHECK
B + VOLTAGE
(50V)?
YES
CHECK
T701(FBT) PIN 2
(31KHZ, 65V
54KHZ, 120V ?
YES
CHECK
Q701 COLLECTOR
WAVEFORM?
YES
0V
T
TROUBLE IN
T701, P701

4. NO HORIZONTAL DEFLECTION

NO
NO
NO
NO
- 14 -
TROUBLE IN
Q706
TROUBLE IN
50V LINE
TROUBLE IN
Q719, Q720, D710
TROUBLE IN
Q701