Sylvania SRT2227X Service Manual page 31

Main 4/4 & CRT Schematic Diagram
MAIN 4/4
Ref No.
IC551
S3
S2
S1
7-9
Position Ref No. Position
IC TRANSISTORS
S-3 T-2
Q572
TRANSISTORS CONNECTORS
Q531 S-2 CN571 T-3
S-2 WH301A V-2
Q532
Q551 T-3 WH501A V-3
TEST POINTS
Q552 T-3
Q553 U-2 TP300 U-2
Q561 U-3 TP302 V-2
Q571 U-2 TP591 U-2
U3
T3
T2 U2
U1
T1
Ref No. Position
TEST POINTS
U-2
TP592
U-2
TP601
VARIABLE RESISTORS
VR561 U-3
VR562 U-3
VIDEO SIGNAL
V3
V2
V1
CRT
Ref No.
TRANSISTORS
Q1512
Q1522
Q1532
CONNECTORS
CN1501
WH301B
WH501B
TEST POINTS
TP1501
TP1502
W3
X3
W2 X2
W1 X1
7-10
Position
W-2
W-2
W-2
X-2
V-2
V-3
X-2
W-3
L6600SCM4