JVC KD-LH2000 Service Manual page 25

QQ
3 7 63 1515 0
Pin NO. Symbol
54~56
NC
57
DISP SCK
58
DISP DA
59
DISP CE
60
NC
61
DETACH
62
AFCK
63
SEEK/STOP
64
CF SEL
65 FM/AM
66 PLL-CE
67 PLL-DO
68 PLL-CLK
69 PLL-DI
70
TEL-MUTING
71
DIM-OUT
72
VSS
73
DIM-IN
74
PS1
75
POWER
76
NC
77
MUTING
78 CD MUTING
79 CD RESET
80 NC
81 VDD
82 NC
83
VOL-DA
84
VOL-CLK
TE
L 13942296513
85
NC
86
SUB MUTING
87
LPF 1
88
LPF 2
89
STAGE2
90
STAGE1
91~93
NC
94 TEST
95~98 NC
99 DISC SEL
100 NC
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I/O
Function
- -
O DISPLAY SCK
DISPLAY DATA
O
O DISPLAY CE
- -
I Detach detect input ; H means detaching
O AF check output
O Auto seek and stop selecting output ; H means seeking, L means receiving.
O Wide & Narrow
O FM, AM band selecting output ; H = FM,L= AM
O CE output for PLL IC
O Data output for PLL IC
O Clock output for PLL IC
I Data input from PLL IC
Telphone muting detection input ;
I
Active level can be selected H or L in PSM
Dimmer detector output
O
GND
I
Dimmer detector input L=dimmer on
I
POWER SAVE1
I
POWER ON/OFF control output
O
-
-
Muting output L=muting on
O
CD MUTE INPUT
I
O CD RESETCONTROL OUT H=RESET ON
- -
I Maicon power supply
- -
O Data output for e-vol IC
O Clock output for e-vol IC
-
-
Muting control output for subwoofer
O
LPF CONTROL 1
O
LPF CONTROL 2
O
Feature selection
I
Feature selection
I
-
-
For rewriting flash memory
I/O
- -
O 8cmCD SELECT L=NO USE H=USE
- -
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8
L= ACC off
H=power on
L=MUTE ON
Q Q
3 6 7 1 3 1 5
H:R or Do L:J or U
H:R or U L:J or Do
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9 4 2 8
0 5 8 2 9 9 4 2 8
m
KD-LH2000
9 9
9 9
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