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3. Pin function
FS-SD5R/FS-SD7R/FS-SD9R
tin
Symbol
VO
Function
1
MTO
O | CD door motor control signal 0 output
2
MT1
O | CD door motor control signal 1 output
3
MTS
O | Motor speed control output (L:Normal, H:Slow)
4
BLCTL
O | Back light power supply control output
5
AHB
O | AHB ON/OFF control signal output (L:ON, H:OFF)
6
SMUTE
O | System mute control signal output
7
TUST
O | Tuner control strove output
8
CDLED
O | CDLED control signal output (L:OFF, H:ON)
9
VSSO
- | Ground at port section
10
VDDO
-
Power supply at port section
11
MPX
I
Stereo indicator control signal input (L:Stereo)
12
RDSDI
|
RDS data input
13
DRMUTE
[o
Driver mute output
14
SCD
| | Voltage detection for safety of CD
15
TUDATA(1)
| | Tuner control data input
16 | TUDATA(O)
O | Tuner control data output
17
TUCK
O | Tuner control clock output
18
SUBQ
|
CD control Q code input
19
XRST
O | CD control reset signal output
20
SQCK
O | CD control Q code clock signal output
21
MLD
O | CDcontrol command load signal output
22
MDATA
O | CD control command data signal output
23
MCLK
O | CDcontrol command clock signal output
24
VDD1
- | Power supply without port section
- | Ground of A/D converter
26
STAT
| | CD control status signal input
27
REST
| | CD rest switch detection signal input
28
KEY1
| | Main body top section tact switch detection signal input
29
KEY2
|_|
Main body top section tact switch detection signal input
30
KEY3
I
Main body front section tact switch detection signal input
31
SAFETY
| | Voltage detection for safety
132 |
LDCK | 1 | CD door motor lock detection signal input
33 | VERSION
| | [| Version detection
Reference voltage input for A/D converter
35
AVDD
- | Analog power supply for A/D converter
36
RESET
| | System reset signal input
37
XT2
- | Sub clock
38
XT1
| | Sub clock signal input 32.768kHz
39
iC
|_| Connect to VSSO or VSS1
:
40
X2
:
Main clock
;
41
x1
|
Main clock signal input 4.19MHz
42
vssi
- | Ground
without port section
43
REM
|
Remote controller signal input
44
RDSCK
|_|
RDS clock signal input
45
XKILL
O | Sub clock OSC control signal output
46
BEAT
O | Main clock shift control signal output
[a7 r
BUP
| | Back up detection signal input
48
+BCTL
O | Power supply control at back up operating
49
VDATA
O | BD3861FS (VOL & FUNC IC) control data signal output
50
VCLK
O | BD3861FS (VOL & FUNC IC) control clock signal output
51
DOOR'
I
Cd door position detection switch input
52
DOOR2
! | CD door position detection switch input
53
DOOR3
1 | CD door position detection switch input
54
LOMUTE
O | LINE OUT muting control signal output
55
RS
O | LCD driver control resistor select signal output
E
O | LCD driver control enable signal output
D84
O | LCD driver control data bus signal output
D85
O | LCD driver control data bus signal output
D86
O | LCD driver control data bus signal output
D87
O | LCD driver control data bus signal output
DIMMER
O | Back light DIMMER control signal output
POUT
O | Power supply control signal output for amp section
FTU
O | Power supply control signal output for TUNER function
FCD
O_ | Power supply control signal output for CD function
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