JVC ks-fx834r Service Manual page 17

QQ
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Pin No.
Port Name
FF/REW
41
F/R
42
DOLBY
43
MSIN
44
I2CCLK
45
I2CDAO
46
I2CDAI
47
REEL
48
SUBMO1
49
SUBMO2
50
MODE
51
TAPEIN
52
STANDBY
53
NC
54
NC
55
NC
56
NC
57
NC
58
BEEP
59
TE
L 13942296513
MUTE
60
PCNT
61
TELMUTE
62
DIMIN
63
DIMOUT
64
ENC1
65
ENC2
66
ACCDET
67
POWER
68
RDSSCK
69
RDSDA
70
REMOCON
71
DETACH
72
J-BUSINT
73
REGCPU
74
GND
75
X2
76
X1
77
www
REGOSC
78
VDD
79
RESET
80
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I/O
I
Output for input signal level switching for MS L : FF,REW H : PLAY
O
FWD,REV running direction switch signal input
O
Dolby on "H" output
I
MS input
O
I2C information clock output
O
I2C information data output
I
I2C information clock input
O
Switch for detecting tape end position
I
Sub motor clock direction input
O
Sub motor clock opposite detection drive output
O
Mechanism mode position detection input
O
Cassette in detection input H : cassette in L : cassette out
I
Standby position detection input H : eject side L : operation side
-
Non connect
-
Non connect
-
Non connect
-
Non connect
-
Non connect
O
Touch tone output
O
Mute output , L : mute on
O
Power ON /OFF switching output , H : power on
I
Telephone mute signal detection input
I
Dimmer signal detection input
O
Dimmer control output , Dimmer off L output
I
Rotary volume signal 1 input Power save : L
I
Rotary volume signal 2 input
I
Power save 1 Working together ACC
O
Power save 2, Working together Back up by H input, stop mode
I
Clock input for RDS
I
RDS data input
I
Remocom input
I
Detach signal input H : Power save
I
Cut-in input for J-BUS signal
-
Regulator for CPU power supply, Connect the GND with0.1 F.
-
Ground
-
Connecting the crystal oscillator for system clock
I
Connecting the crystal oscillator for system clock
-
Regulator for oscillator circuit.Connect the GND with 0.1 F.
-
x ao Vdd u163
y
-
Pull up
i
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2 9
8
Descriptions
Q Q
3 6 7 1 3 1 5
L : dimmer
co
.
KS-FX834R
9 4 2 8
UPD178018AGC-551
0 5 8 2 9 9 4 2 8
Power save : L
m
9 9
9 9
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