RD-VH7
CIRCUIT DESCRIPTION
10
Pin No.
Pin Name
I/O
Descriptin
51
BACK_UP
I
Detection port for backup mode.
52
NC
O
Unused.
53,54
ENC1/2
I
Rotary encoder1/2 Input.
55
SL16 DATA
I/O
SL16 data input/output.
56
SL16 BUSY
I/O
SL16 busy input/output.
57
STBYLED
O
LED3 standby(red).
58
ON LED
O
LED2 standby(grn).
59
EJECTLED
O
LED1 (eject).
60
MD REC SEL
O
Control terminal for MD rec.
61
TAPE REC SEL
O
Control terminal for TAPE rec.
62
VCC
-
Power supply.
63
TILT SENS
I
Detection terminal of FL lenght and breadth conditions.
64
VSS
-
Ground.
65
NC
O
Unused.
66
A-MUTE
O
Audio muting control.
67
-10V CONT.
O
Control terminal for LCD power supplly(-10V).
68
BIAS HIGH
O
Bias control(HIGH).
69
BIAS MID
O
Bias control(MID).
70~72
DSW0~2
I
Discrimination of model destination(SW0~2).
73
STEREO
I
Detection terminal of stereo signal for TUNER.
74
SD
I
Detection terminal of SD signal for TUNER.
75
RDS CLK
I
RDS clock Input.(E/T version only)
76
RDS DATA
I
RDS data Input.(E/T version only)
77
PLL DO
I
PLL IF count Input.
78
CE
O
Chip enable to LC75396(IC2) and LC72131(tuner pack IC2).
79
DATA
O
Data to LC75396(IC2) and LC72131(tuner pack IC2).
80
SCLK
O
Clock to LC75396(IC2) and LC72131(tuner pack IC2).
81
T_MUTE
O
TUNER muting control.
82
(EMPHASIS)
O
DE-EMPHASIS control.
Unused.
Unused.
Fan H/L change-over.
Fan ON/OFF control.
Power relay control. H = ON L = OFF
Detection terminal of protection. H =protection ON
Key A/D Input 1~3.
Detection terminal of 8cm disc.
Audio level Input(A/D).
95
RDS SLEVEL
I
RDS signal level Input(A/D). (E/T version only)
96
AVSS
-
A/D ground.
97
PROTECT TEMP
I
Detection terminalfor temperature compensating.
98
VREF
-
A/D reference voltage.
99
AVCC
-
A/D power 5v).
100
HP_IN
I
Headphones detection terminal.
1p
99.10.30
3:08
PM
y [ W 6
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