Page 8 Non-Sound Decoder MX618 - MX638 and Sound Decoder MX640 - MX659
C versions differ from the
D versions in the design of
function outputs FO3 and
FO4:
MX631D: FO3 and FO4
outputs
are
“normal”
amplified outputs (same as
headlights, FO1 etc.).
MX631C: FO3 and FO4
are logic level outputs.
„
C versions differ from the
D versions in the design of
function outputs FO3 and
FO4:
MX631D: FO3 and FO4
outputs
are
“normal”
amplified outputs (same as
headlights, FO1 etc.).
MX631C: FO3 and FO4
are logic level outputs.
Pro g ra m m in g p a d s, d o n o t to u ch !
M X 6 3 1 D , C To p S id e
+ 5 V
Function output FO3
Function output FO2
Function output FO1
Common positive
Capacitor ground
Motor connection 1
Motor connection 2
Ground
Left rail
Right rail
Index pin
n.a.
n.a.
Front headlight
Rear headlight
SUSI Data (FO6, Servo 2)
SUSI Clock (FO5, Servo 1)
Function output FO4
n.a.
n.a.
n.a.
M X 6 3 1 B o t t o m S id e
red
black
orange
gray
blue (+)
yellow
white
green
brown
Right rail
Left rail
Motor right
Motor left
Common positive
Rear headlight
Front headlight
Function output FO1
Function output FO2
Ground
Function output FO2
Function output FO1
Front headlight
Rear headlight
Common positive (also cap. pos.)
Motor left
Motor right
Left rail
Right rail
M X 6 3 1 To p S id e
Capacitor as
energy storage.
M X 6 3 1 D , C B o t t o m S id e
Capacitor neg.
Attention :
DO NOT connect
to the Ground pad !
brown
green
white
yellow
blue
orange
black
red
SUSI D (FO6, Servo 2)
SUSI Cl (FO5, Servo 1)
Funct. FO4
+ 5 V
gray
Funct. FO3
Capacitor negative
(DO NOT connect
capacitor to Ground !)
Ground
>220 uF
35 V
-
+
Pro g ra m m in g p a d s, d o n o t to u ch !
Ground
>220 uF
35 V
-
+
If not already
connected through
the 21-pin plug:
Function output FO1
Function output FO2
Common pos.
Capacitor
negative
Attention:
Do not connect
to Ground pad !