JVC KD-LH3101 Service Manual page 57

QQ
3 7 63 1515 0
Pin No
48
49 DETACH
50
51 to 53
54 EQ-CLK
55
56
57 to 59
60 RDS DA
61
62
63 SEEK/STOP
64
65
66
67 PLL-DO
68 PLL-CLK
69
70 TEL-MUTING
TE
L 13942296513
71 DIM-OUT
72
73
74
75 POWER
76
77 MUTING
78 CD MUTING
79 CD RESET
80 LINE SEL
81
82
83 VOL-DA
84 VOL-CLK
85 WOOFER SEL
86 SUB MUTING
87
88
89 STAGE2
www
90 STAGE1
91 to 93
84
.
85 to 100
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Symbol I/O
OPEN I
I
NC -
NC -
O
EQ-DA O
EQ-LA O
NC -
I
SD/ST I
AFCK O
O
CF SEL O
FM/AM O
PLL-CE O
O
O
PLL-DI I
I
O
VSS -
DIM-IN I
PS1 I
O
CD-ON -
O
I
O
I
VDD -
NC -
O
O
I
O
LPF1 O
LPF2 O
I
I
NC -
x ao
y
TEST
i
NC -
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8
DOOR OPEN SW
Detach detect input;
H means detaching
Not use
Not use
Clock output for e-EQ IC
Data output for e-EQ IC
Latch output for e-EQ IC
Not use
Not use
Station detector or stereo indicator input; H means a station is there, L means
the program is stereo.
Not use
Auto seek and stop selecting output;
H means seeking, L means receiving.
Wide & Narrow
FM,AM band selecting output; H=FM, L=AM
CE output for PLL IC
Data output for PLL IC
Clock output for PLL IC
Data input from PLL IC
Telephone muting detection input;
Active level can be selected H or L in PSM
Q Q
3 6 7 1 3
Dimmer detector output
Ground
Dimmer detector input L=dimmer on
Power save1 L=ACC off
Power on/off control output H=power on
Not use
Muting output L=muting on
CD mute input L=mute on
CD reset control out H=reset on
Feature selection
H: line input (U57:not support), L: support
Power supply
Not use
Data output for e-vol IC
Clock output for e-vol IC
Feature selection H:support L:Not support
Muting control output for subwoofer
LPF control1
LPF control2
Feature selection H: R or Do L: J or U
Feature selection H: R or U L: J or Do
Not use
u163
For rewriting flash memory
.
Not use
2 9 9 4 2 8
Function
1 5 0 5 8 2 9 9 4
m
co
9 9
2 8 9 9
(No.49843)1-57