Alpine CDE-9828RB Service Manual page 30

No. Symbol
POWER CONT
49
FM/AM
50
A-MUTE
51
IN INT
52
P-ANT
53
54 FAN CONT
#1 IN DIMMER
55
$1,%1,&1 PULL-UP
BL LED
56
DSP ON
57
ZERO DET
58
59 IIC-DATA
VCC
60
IIC-CLK
61
GND
62
63
NC
64
65 XRST(DSP)
66
NC
I
72
CD SRQ
73
CD CS
74
CONT2
75
CONT1
76
AUTO ADJ
77
78 7511 SCL
7511 SDA
79
IF MUTE
80
RDS CONT
81
NC
82
DAVN
83
84 PSWN
RDS SDA
85
RDS SCL
86
HI-TEMP
87
DISC IN
88
MPTH
89
90 ADJCH-DET
AFC
91
SSTOP
92
S-METER
93
GND
94
NOSE DET
95
96
VCC
97
98
NC
I
100
NOTE : #1 : For CDE-9828RB Model Only, $1 : For CDE-9827R Model Only,
%1 : For CDE-9827RM Model Only, &1 : For CDE-9827RR Model Only, Others : Common.
All manuals and user guides at all-guides.com
I/O
O Power supply control signal output terminal for AUDIO/lighting.
O TUNER (FM/AM) power supply control signal output terminal. (H:FM, L:AM)
O A-MUTE signal output terminal.
I Outernal interrupt signal input terminal. (at interrupt:H)
O Outernal PWR ANT control signal output terminal.
O FAN control output terminal.
I Outernal DIMMER detection signal input terminal.
- Pull up connect terminal.
O LED control signal output terminal for LCD backlight.
O DSP-IC ON control output terminal.
I 0 Bit MUTE signal input terminal from CD u-COM.
I/O I2C serial DATA input/output terminal.
- Power supply terminal.
O I2C serial clock output terminal.
- GND terminal.
- No connect terminal.
O RESET signal output terminal to DSP-IC.
- No connect terminal.
Status transmission request/1 byte communication permission signal
I
input terminal.
O Packet communication control signal output terminal.
O System Regulator IC control signal output terminal.
I TUNER auto adjustment control signal output terminal.
O Serial clock output terminal to 7511.
O Serial DATA output terminal to 7511.
O MUTE switching signal output terminal. (H:MUTE ON, L:MUTE OFF)
O RDS MPX control output terminal.
- No connect terminal.
I RDS Decoder DATA Available input terminal.
I RDS PAUSE input terminal.
O Serial DATA output terminal to RDS Decoder.
O Serial clock output terminal to RDS Decoder.
I CD HI-TEMP input terminal.
I CD DISC-IN detection signal input terminal.
I Multipath input terminal.
I Adjoining rejection DC LEVEL input terminal.
I FM detection input terminal.
I TUNER SEEK STOP signal input terminal.
I FM/AM TUNER signal level signal input terminal.
- GND terminal of A/D Converter.
I NOSE detachable detection terminal.
I Standard voltage input terminal of A/D Converter.
I Power supply input terminal of A/D Converter.
- No connect terminal.
CDE-9828RB/CDE-9827R/
CDE-9827RM/CDE-9827RR
Terminal Description