Symphonic ST419E - Page 26

6-3
CRT/H.V. Block Diagram
L2200BLCRT
7 4 8 6
11 10
9
V-DRIVE
PROTECT-1
V-RAMP-F/B
H-DRIVE
GREEN AMP
BLUE AMP
Q501
Q503
Q572 Q571
T572
1 3 4 5
FBP ACL
V- DRIVE H- DRIVE
DY551 D.Y.
IC551 (V-DEFLECTION CONTROL)
T571 F.B.T.
ANODE FOCUS SCREEN
MAIN CBA
CRT CBA
WH301B
R G B
HEATER
ANODE
GND
V501 CRT
FOCUS SCREEN GND
JK501
CN501
WH501BWH501A
VIDEO SIGNAL
CN571
FOCUS VR
SCREEN VR
H.OUTPUT
H.DRIVE
TO POWER SUPPLY BLOCK
+B
X-RAY
J121
J122
Q502
4 3 1 5
S
F
HV
11
8
10
7 9 6
PROTECT-3
DEF+B
AMP
7 1
6 3
PULSE UP
THERMAL PROTECTION
5
WF7 WF8
WF11
WF12
WF9
WF10
WF3
WF15
WF4
WF14
WF5 WF13
RED AMP
PROTECT-2
RED
3
GREEN 4
BLUE 5
TO IF/VIDEO/SYSTEM CONTROL BLOCK
TO IF/VIDEO/SYSTEM CONTROL BLOCK
TO IF/VIDEO/SYSTEM CONTROL BLOCK WH301A
HEATER33 +160V
11