Commodore CM-141 - Block Diagram

t.D
(OMPOSITE
VIDEO
COMMODORE
VIDEO
AUOIO-2 INPUT
AUOIO-1 INPUT
~
(
VIDEO
INPUT
LUMA
[
~
m
)
INPUT
TERMINAL
BOARD
AC LINE
60Hz
BLOCK DIAGRAM
AUDIO AMP I--
1(401
SPEAKER
SIGNAL
VIDEO AMP
R-Y
(PT
/I
VIDEO
AMP
SELECTOR
SElEClOR
(OLOR DEMODULATOR
G-Y
VIDEO OUTPUT
1(201
0.203,0.204, 0.205
0.351,0.352,0.353
1(201
1001
8-Y
§ INPUT "GNAl
I N
L.l
VI'oEO
FOCUS HIGH
VOL TKf.
AMP
0.202
rsYNcl
~
VERT BlK
60Hz
r _____________ J~Hz
I -----------------,------.,
H V-OSC H V-DRIYE III 60Hz .. I
~-- .. - ____ ...................... __ .. _ .. __ ................................ J
15750Hz
r- .......................... - ........................................ -- ..... -----,
HOR 8lK
1575CHz
VERT. OUTPUT
60Hz
VERT.
0.601, 0.602
DEF. YOKE
H. ORIYE
11575.t4z I HOR. OUTPUll 1 ~ FLY BACK
0. 701
.. 0.702 15750Hz TRANSFORMER
1703
: :
L-------~:i~~ ,
1(301
RECTIFIER
0901-0904
:
t_ .......................... _ .... _ .. __ ........ L_-_- __ -_-_-r:!:..:~J
1---...----.-1-1 eONYERTER
TRANS
15750Hi
T901
...-
POWER
REGULATOR ~ I PULSE
~ TRANS
le901 T902
15750Hz
15750Hz I H-POSITION
0.704
15750Hz I RECTIFIER
.. 0909
+B 115Yoc
15750Hz r RECTIFIER
.. 0910
+BI 12Voc
15750Hz