Moog Source - Page 20

DIGITAL BOARD WIRING
S71
(7 PIN Connector)
Digital Board
Pin 1 (brown)
On trace running
from U12
pin 14 to Ull pin 14.
Pin 2 (yellow)
Top side of C8 the .Oluf
Pin 3 (white)
On pin 11 of U13
Pin
4
(blue)
On trace running from U12
pin 4 to Ull pin 4
Pin 6
(orange)
On trace running from U12
pin 6 to Ull pin 6
Pin 7 (green)
Bottom of C8 the .Oluf
TRIGGER-IN JACK BOARD ASSEMBLY
DESIGNATOR
PART NUMBER
DESCRIPTION
Not applicable
980-046071-001
Printed circuit board
P71
910-040299-007
Header CIS 7 pin 0.1 ctrs.
Not applicable
906-045188-016
16 Pin IC socket
J 2
910-045552-003
Jack 1/4" Phone (RK113B)
U1
991-043521-001
IC4502B CMOS Hex Buffer
Cl, C2, C4
947-045183-103
Capacitor .01 MFD Ceramic
C3
947-045008-471
Capacitor 470 PFD Ceramic
NEW JACKS
S-trig out
(hot)
White/yellow wire shorten to 9" from S37 Pin 6
S-trig in
(hot)
White/violet wire shorten to 9" from S37 Pin 7
S-trig in (gnd)
Green wire from S15 Pin 7
S-trig out
(gnd)
Bare wire 1.5" long to S-trig In
(gnd )
To tape
(hot)
Black wire shorten to 8" from S37
Pin 3
To tape
(gnd)
Shield wire shorten to 8" from S37
Pin 4
From tape
(hot)
White/blue wire shorten to 8" from
S37 Pin 5
From tape
(gnd)
Green wire 2" long to tape (gnd)
Remote (plastic thread)
White/black/red wire shorten to 8" from S37
(hot)
Pin 1; add 4.7 ohm resistor, part number
852-512047-001 in series with this wire and
cover with heat shrink tubing.
Remote (plastic thread)
White/black/orange wire shorten to 8" from S37
(gnd) Pin 7.
Tie wrap where necessary
SYNTHESIZER BOARD MODIFICATIONS
DELETE
R225 IK Ohm 1%
R224 1MEG
PART NUMBER COMMENTS
R225 909 Ohm 1%
Deletion only
853-429090-031 Adjust R223 to 250 Hz
maximum and update
schematic and test
procedures accordingly
"As required'
Delete this resistor
only if unable to
adjust R223 to the
250Hz requirement
above.