Sylvania SRT2232X - Manual (Page 26)

L6650BLCRT
CRT/H.V. Block Diagram
MAIN CBA
CRT CBA
7
4
8
6
11
10
9
RAMP-OUT
P-ON-H
V-RAMP-F/B
H-DRIVE
GREEN AMP
BLUE AMP
Q572 Q571
Q531
Q561
Q551,
Q552
VR562 VR561
PCC WIDTH
T572
1
3
4
5
FBP
ACL
V-
DRIVE
H-
DRIVE
DY551 D.Y.
IC551 (V-DEFLECTION CONTROL)
ANODE
FOCUS
SCREEN
WH301B TO WH301A
R
G
B
HEATER
ANODE
GND
V501
CRT
FOCUS
SCREEN
GND
JK1501
CN1501
WH501B WH501A
VIDEO SIGNAL
CN551
H.OUTPUT H.DRIVE
+B
15kHz
TP302
GND
TP500
BLUE
TP501
X-RAY CHECK
TP591 TP592
PROTECT-3
DEF+B
AMP
7
1
Q533
6 3
PULSE
UP
THERMAL
PROTECTION
SWITCHING
P-ON-ON
5
(SWITCHING)
(SWITCHING)
WF7 WF8
WF11
WF12
WF9
WF10
WF3
WF15 WF4
WF14
WF5 WF13
RED AMP
PROTECT-2
RED 3
GREEN 4
BLUE 5
HEATER 3 3
+200V 1 1
PROTECT-1
H.
CONTROL
FROM POWER
SUPPLY BLOCK
FROM/TO
IF/VIDEO BLOCK
FROM/TO
SYSTEM CONTROL
BLOCK
FROM
IF/VIDEO BLOCK
Q547
(SWITCHING)
6-7 6-8
T571 F.B.T. FOCUS VR
SCREEN VR
4
3
1
5
S
F
HV
11
8
10
7
9
6
Q1511,
Q1512 Q1521,
Q1522
Q1531,
Q1532