Emerson EWV401B Service Manual page 26

Main 2/3 Schematic Diagram ( EWV401B )
Main 2/4 Schematic Diagram ( EWV601B )
G5 H5
G4 H4
G3 H3
G2 H2
G1 H1
1-9-6
J5
I5
I4 J4
I3 J3
I2 J2
I1 J1
1-9-7
REC Video Signal PB Video Signal
REC Audio Signal PB Audio Signal
K5 L5
K4 L4
K3 L3
K2 L2
K1 L1
2
* Note:
The Tuner Unit ( TU701 ) is either type A or type B.
These two types are exchangeable and can be equally used
whichever the model is. The difference between type A and
type B is shown in the table below.
TU701 J192
J193 J194 J215
TYPE A UTUNNTUSP020 NU NU NU NU
TYPE B UTUNNTUAL030 WIRE WIRE WIRE WIRE
NU: Not Used
Main 2/3 Schematic Diagram
(EWV401B)
Main 2/4 Schematic Diagram
(EWV601B)
Ref.No Position
ICS
IC301 H-2
TRANSISTORS
Q301 J-3
Q302 J-4
Q303 J-4
Q391 J-2
Q421 H-2
Q422 G-1
Q425 H-1
Q426 G-1
CONNECTORS
CL253 G-5
TEST POINTS
TP301 H-4
TP302 H-1
TP303 I-2
TP751 L-2
TP752 L-2
TP753 L-2
TP754 L-2
1-9-8 HB3J1SCM2