N(-FlGD
7
Description
of
lCs
I
MN171ZO2JGL(lCs01)
: SYSTEM CONTROLLER
1. Terminal Layout
VDD
CD IND
TUNER IND
TAPE IND
MDIND
PHONO IND
AUXIND
POWER ON
IND
VOTUME IND
DIRECTIND
SOUND
IND
osc tN
oscour
GNO
POWERON
SPK.RELAY
MUTE
DIRECTON/OFF
SOUND
ON/OFF
VOL. DOWN
VOL UP
H.P.IN
PROTECT-IN
INH
RM.IN
RESET
DATA
SIB
SCLK
SOURCE 5EL-2
SOURCE SEL-1
SOUND KEY
IN
T
v
v
DCSIN
DCS.OUT
DIRECT KEY
IN
POWER
KEYIN
2. Functions
u
63
62
6l
60
s9
58
s7
56
55
54
s3
52
51
50
49
48
47
46
45
4
43
42
41
/O
39
38
37
36
35
34
33
1
2
3
4
5
5
7
8
9
10
11
l2
13
t4
l5
16
17
18
r9
20
21
22
23
24
25
26
27
28
29
30
31
32
Pin
No.
Symbol r/o
Function
Pin
NO.
Symbol t/o
Function
1 VDD
Power
supply
33
SOUND KEY
IN SOUND key input
2 CD IND o CD
indicator
control
34
Connect
to GND
3
TUNER IND
o TUNER
indicatorcontrol 3s
Connect to GND
4 TAPE IND o TAPE
indicator
control
36
Connect
to
GND
5 MD IND o MD indicator control 37
SOURCE SEL-I
I Source
select
control
6 PHONO IND o
PHONO indicator
control
38 SOURCE SEL-z
I Source
select
control
7
AUX IND o AUX indicator control
39 Connect
to GND
8 PC'WER OI{ IND o POWER ON indicator control
40 SCLK o Clock output
for 1C201
9 VOLUME IND o VOLUME
indicator
control
41 STB o Strobe siqnal
for 1C201
10 DIRECT IND
o
CD DIRECT indicator control 42 DATA o Data
for 1C201
11 SOUND IND
o
SOUND indicator control 43 RESET I Reset siqnal
input
12 Pull
up
M RM.IN I Remote control siqnal
input
13
Pull up
45
INH
I Inhibit
siqnal
input
14
Pull up 46 PROTECT-IN I Detection for
protector
15 Pull up 47 Connect to GND
16
Pull up 48 Connect to GND
17 Pull
up 49 Connect
to GND
18
GND GND 50 Connect to GND
19 Pull up
51
H.P.IN I Headphone in
siqnal
input
20 Pull
up 52 VOL. UP o Volume control siqnal
21
Pull up s3 VOL. DOWN
o
Volume
control siqnal
22 Pull
up 54 SOUND ON/OFF
o
Presence control siqnal
23
Pull up 55 DIRECTON/OFF o CD direct control siqnal
24 Pull up s6 MUTE
o
Source mute
control siqnal
25 Pull
up 57
SPK.RELAY
o Speaker
relav
control siqnal
26 Pull
up 58
POWER
ON o Requlator control siqnal
27 DCS-|N I Compulink signal input 59 Connect
to GND
28 DCS-OUT o Compulink siqnal output
60 Connect to GND
29 Pull
up
61 Not used
30
Pull
up 62
GND GND
31 DIRECT KEY
IN I
CD DIRECT
key input 63
osc our o
Clock oscilator output
32 POWER KEY IN I POWER key input u osc rN I Clock oscilator
input