Sigtronics SPA-4Si - Manual (Page 3)

Figur
e 4
SQ
ON
VOL
S P A -4 S i T S O
Ster
eo
Inter
com
SQ
ON
VOL
S P A -4
S i T
S O
Ster
eo
Inter
com
J2 (5) BLACK
SPA-4Si
INTERCOM
J1 (7) RED J1 (2) WHITE / RED J1 (6) BROWN J1 (4) BLACK J1 (3) BLUE
J1 (10) WHITE / YELLOW
**
J1 (12) YELLOW
J2 (4) WHITE / BROWN J2 (6) WHITE / VIOLET J2 (2) WHITE / GREEN
J2 (1) GREEN
*
M
AY USE
THE SA
ME SOUR
CE FOR ALL UNIT
S.
**
NO
T NEEDED IF NO MUSIC INPUT IS ON
THE SY
STEM.
***
IN ADDITION
TO
THE PIL
O
T AND C
O
-PIL
O
T SP
A
-4Si UNIT
S,
UP
TO 4 MORE SP
A
-4Si UNIT
S M
AY BE ADDED FOR A
TO
TAL
OF 6 UNIT
S M
AXIMUM IN
THE SY
STEM.
P2 J2
P1 J1
PILOT’S MUSIC
*
INPUT JACK
MUSIC SOURCE
RING
BARREL TIP
J2 (5) BLACK
SPA-4Si
INTERCOM
J1 (7) RED
J1 (1) WHITE / BLACK
J1 (2) WHITE / RED
J1 (6) BROWN
J1 (4) BLACK
J1 (3) BLUE
J1 (10) WHITE / YELLOW
**
J1 (12) YELLOW
J1 (9) TAN
J2 (4) WHITE / BROWN J2 (6) WHITE / VIOLET J2 (2) WHITE / GREEN J2 (1) GREEN
J1 (11) WHITE / ORANGE
J1 (8) TAN
P2 J2
P1 J1
CO-PILOT’S
MUSIC
*
INPUT JACK
RING
BARREL
TIP
CO-PILOT
HEADPHONE
JACK
MIC JACK
RING
BARREL
BARREL
TIP
RING
TIP
PASSENGER 4
HEADPHONE
JACK
MIC JACK
RING
BARREL
BARREL
TIP
RING
TIP
PASSENGER 5
HEADPHONE
JACK
MIC JACK
RING
BARREL
BARREL
TIP
RING
TIP
PASSENGER 6
HEADPHONE
JACK
MIC JACK
RING
BARREL
BARREL
TIP
RING
TIP MUSIC SOURCE
J1 (1) WHITE / BLACK J1 (9) TAN J1 (11) WHITE / ORANGE J1 (8) TAN
TO
A
TO
A
TO
A
TO
A
TO
A
TO
A
TO
A
TO
A
PILOT
HEADPHONE
JACK
MIC JACK
RING
BARREL
BARREL
TIP
RING
TIP
HEADPHONE
JACK
MIC JACK
RING
BARREL
BARREL
TIP
RING
TIP
HEADPHONE
JACK
MIC JACK
RING
BARREL
BARREL
TIP
RING
TIP
HEADPHONE
JACK
MIC JACK
RING
BARREL
BARREL
TIP
RING
TIP
PASSENGER 1 PASSENGER 2 PASSENGER 3
TO AIRCRAFT POWER BUSS
12/28 VDC
IN
TE
RC
O
M
CI
RC
U
IT
BR
EA
KE
R
(1
A
M
P)
TO J1 (12) YELLOW OF ANY ADDITIONAL UNITS ***
TO J1 (10) WHITE / YELLOW
**
OF ANY ADDITIONAL UNITS ***
TO J1 (7) RED OF ANY ADDITIONAL UNITS ***
TO J1 (4) BLACK OF ANY ADDITIONAL UNITS ***
INTERCOM CENTRAL GROUND
POINT
POINT
A
CO-PILOT'S
AIRCRAFT RADIO
BUSS
HEADPHONE A
UDIO
MIC A
UDIO
R
ADIO MIC KE
Y
CO-PILOT’S AIRCRAFT
HEADPHONE
JACK
CO-PILOT’S AIRCRAFT HAND MIC
JACK
TIP
RING
CO-PILOT
PTT SWITCH
TIP
TO
A
PILOT'S
AIRCRAFT RADIO
BUSS
AIRCRAFT/INTERCOM
INTERFACE AREA
PILOT
PTT SWITCH
HEADPHONE A
UDIO
MIC A
UDIO
R
ADIO MIC KE
Y
TO
A
PILOT’S
AIRCRAFT
HEADPHONE
JACK
PILOT’S
AIRCRAFT HAND MIC
JACK
TIP
TIP
RING
R
ADIO RECEIVE
ADJUST
R
ADIO RECEIVE
ADJUST
Sigtr
onics D
ual Bus S
yst
em Kit