Kurzweil K2000R - Section 7; J20 Connector Wiring; Wheels Interface Wiring

SECTION 7
WIRING.DOC 12114/92
J20
-
Pin No. Color To/From
1 blue Power Xfmr Secondary 2 pin 9
2
white
" " "
2
"
10
3
blue
" "
"
2
"
11
4
red
" " "
1
"
6
5
black
" " "
1
"
7
6
red
" " "
1
"
8
J21
-
Pin
No.
Color To/From
1
yellow
Jurnpered to J21-2
2
yellow
LCD
(twisted pair)
3
no
connection
4
yellow LCD
(twisted pair)
7.3
ENGINE BOARD
Jl - Not used in standard configuration
J2 - Header connector to AUDIO/POWER SUPPLY BOARD J7
J3
- Not used in standard configuration
J4 - Ribbon cable to LCD
J9 - Not used in standard configuration
JI0 - Ribbon cable to disk drive
J11
-
Pin
No.
Color To/From
1
red Disk drive
2
black
"
"
3
black
" "
4
no connection
J12 - Not
used
in standard
configuration
J16 - Not used
in standard
configuration
7.4
WHEELS INTERFACE
Jl
-
Pin
No.
Color To/From
1
brown
Audio/Power Supply J5-1
2
red
" "
"
J5-2
3
orange
"
" "
J5-3
4
black
"
"
"
J5-4
5
black (large)
"
" "
J5-5
6
blue
" "
J5-6
7
white
"
"
"
J5-7
Wire connections:
Tl
red
Pitch Wheel
T2
black
"
"
T3
orange
" "
T4
red
Modulation Wheel
T5
black
"
"
T6
orange
" "
2