Casio CZ-1 Service Manual And Spare Parts List

2.
WIRING DIAGRAM
NOTE:
1.
Wire
Color
Codes
R : Red
W :
White
BL: Blue
Y
:
Yellow
GR:
Green
PP:
Purple
BK:
Black
BR:
Brown :
Orange
GY:
Gray
PK :
Pink
E
:
Shielded wire
2.
Terminal
Readings
Signal Nam*
Joiner
(Flat
Cable)
"L"
Pin 7
^
^
Output
O
|
JL7
|
V
|
JL-7
|
CNImH
Connected to
Joiner
"L"
pin
7 of
PCBCN1M
Connector
**B"
Pin 7
/
_____
CB7
| 1
BB
|
MA3M
|
Connected
to
PCB
MA-3M through
a
brown
wire
Power connector
O
pin
2
-vec
3. Voltage
Levels
P0 2
rCP2 I
AS.1M~H
t
Connected
to
Connector
D
pin
2
on PCB
AS-1M
VOD
5V For
digital
circuits
VDL1
5V For
LED driving
VOL2
5V
For LED
driving
(rises
to
+5V approximately
830 milliseconds
after Power
ON)
VDAC
5V
For
DAC (Digital
to
Analog
Converter)
VCC
15V
For analog
circuits
-VCC
-15V For
analog
circuits
DG
OV
Digital
ground
FG
OV
Frame
ground
DAG
OV DAC
ground
CG
OV
Analog
ground
VBR
*5V
at
Power ON
RAMs*
backup
voltage
3V at Power OFF
-10-

Casio CZ-1 Specifications

General

Brand	Casio
Model	CZ-1
Category	Synthesizer
Language	English