Hitachi C47-WD7000 Service Manual page 17

TROUBLE SHOOTING
(3) Convergence be not corrected (How to check ?)
Red
DCU out CHECK
PDCU 4pin (RH)...(*1)
PDCU 5pin (RV)...(*2)
OK
Which has shifted,
VERTICAL line or
HORIZONTAL line?
HORIZONTAL
line
CHECK & CHANGE
RK57/RK58 (RV)
IK40 (CY Amp)
Convergence be not corrected
Which color has shifted?
PDCU 7pin (GV)...(*2)
NG
Which has shifted,
VERTICAL line or
HORIZONTAL line?
HORIZONTAL
line
VERTICAL
line
CHECK & CHANGE
RK73/RK74 (GV)
IK41 (CY Amp)
CHECK & CHANGE
RK53/RK54 (RH)
IK40 (CY Amp)
Green
DCU out CHECK
PDCU 6pin (GH)...(*1)
NG
OK
HORIZONTAL
VERTICAL
line
CHECK & CHANGE
RK69/RK70 (GH)
IK40 (CY Amp)
17
All Color
Blue
DCU out CHECK
PDCU 8pin (BH)...(*1)
PDCU 9pin (BV)...(*2)
OK
Which has shifted,
VERTICAL line or
HORIZONTAL line?
line
CHECK & CHANGE
RK65/RK66 (BV)
IK41 (CY Amp)
CHECK & CHANGE
RK61/RK62 (BH)
IK41 (CY Amp)
A
NG
DCU CHANGE
VERTICAL
line