Tandy CM-4 User Manual

Circuits
Checked:
•
IC491
to 4
and its
related
circuits
•
Q851
and
its
related
circuits
•
Q861
and
its
related
circuits
•
Q871
and
its
related
circuits
NO
SPECIFIC COLOR
APPEARS
The
raster
is
colored
in
red or
cyan.
The
raster
is
colored
in green or
magenta.
Check
the
red
video
circuit (Q451,Q851).
The
raster is
colored
in
blue
or
yellow.
Check
the green
video
circuit
(Q461,Q861).
Check
the blue
video
circuit
(Q471,Q871).
IC491
C850 l
IC492
C856
|
IC493
R865
|
IC494
R868
i
Q451
R856
|
Q851
R862
.
C451
R850
C853
IC491
IC492
IC493
IC494
Q461
R851
R866
R869
C461
C851
C857
—
C854
I
Q861
I
R863
IC491
R870
IC492 C471
IC493 C852
IC494
C855
Q471 R852
Q871
R864
R858
R870
C864
C858
21

Tandy CM-4 Specifications

General

Brand	Tandy
Model	CM-4
Category	Monitor
Language	English