Akai MX-550 Service Manual page 89

17 For switching function input
For switching function input
FL display off output L:OFF
LD OFF
OWER LED
AMP MUTE
OWER MUTE
OWER LED
19
Uv
[Pin No. | PORT NAME i)
| 4 | VRDOWN,
Baia areas i:
Pp 6 CSLCDECK CLK
DECK DATA OUT
[8 __|_DECKDATAIN
a eee
CD CLK
CD DATA OUT
CD DATAIN
GEQCLK
G-EQ DATA OUT
G-EQ DATA IN
Pre amp mute control output H: MUTE ON
np
ine) _
N Gi rmy— a
nh
U
Power LED control output
FM auto/mono control output
Back up ditection input
REMOCON signal ditection input
Reset input
X'tal OSC
Uv
ad] <>< [><] ><} ><] DO] 7 u TH) am} mn
B16 |5|0|0 = >|a/d >|
€|"/ols z =|=|= w
S| le
=
OWER DOWN
EMOCON
ESET
yp
32 BOND ie ee eee
[| 33 | TUNER MUTE
| _34——=«|" PLL STG
| = 35——s{_:=~PLLSTIN PLL control input
eer wt RUOr al
PLL control output 3
P36
~—S«| 'PULDATA
PLL contrat output
Be OO eet
es
Key scan input 1
Key scan input 0
(ee reas = ee,
[42 —C«SDS~*~<"C*ssSCSCSC«=*YSSupercivect led controf output
a
ee a ee ee
ao DIG 7
DIG 6 LO
Pp oIGS
=
— 3 Digit data output
p49 IGS
ee Ee
Pa Ste | Ie Os
Pose df Go|
6g SEGig = |
Psa | seis SCT
fe Se Sbanenedaid ails
wer SEG IS. | SO
| se | SEG 14 E30 =]
25