Symphonic WF27F4 Service Manual page 33

Main 4/4 & CRT Schematic Diagram
S3
S2
S1
7-9
MAIN 4/4
Ref No. Position Ref No. Position
IC CONNECTORS
IC551 S-3 CN571 T-3
TRANSISTORS WH301A V-2
Q511 S-2 WH501A V-3
Q512 S-2 TEST POINTS
Q547 U-2 TP591 U-2
Q551 T-3 TP592 U-2
Q552 T-3 TP601 U-2
Q561 U-3 VARIABLE RESISTORS
Q571 U-2 VR561 U-3
Q572 T-2 VR562 U-3
T3 U3
T2 U2
T1 U1
CRT
Ref No.
TRANSISTORS
Q1511
Q1512
Q1521
Q1522
Q1531
Q1532
CONNECTORS
CN1501
WH301B
WH501B
VIDEO SIGNAL
V3 W3
V2 W2
V1 W1
Position
W-1
W-2
W-1
W-2
X-1
X-2
X-2
V-2
V-3
X3
X2
X1
7-10 L2802SCM4