Technical Specs

29
5. NO RASTER
CHECK
U301 PIN 1, PIN 2
H/V SYNC
NO RASTER
CHECK
B+
TROUBLE IN
MCU U701
YES
YES
TROUBLE IN
Q315,Q316,T301,D320,
D321,T302
CHECK Q315
COLLECTOR ABOUT
1050Vp-p
CHECK G1
VOLTAGE ABOUT
-45~65V
TROUBLE IN
G2 VOLTAGE
YES
YES
TROUBLE IN
Q323, Q331, R394, D314,
T302, C328, U701
NO
NO
CHECK
T302 PIN 3 VOLTAGE
62V AT 31.5KHz, 180V
AT 86KHz
TROUBLE IN
U301,Q312,D317,D111,R31A,
R384, Q307, Q308
OR DEFLECTION YOKE
YES
NO
CHECK
U301 PIN 26, 3
H/V SYNC
TROUBLE IN
U301
YES
YES
NO
NO
POWER SUPPLY
CHECK
NO
YES
CHECK
U701 PIN IS LOW
NO