JVC HR-XVC1U Service Manual page 31

SYSCON PCB OEC0110A (IC3001)
No. PORT
40 P13/IRQ3
41 P14/IRQ4
42 P15/IRQ5
43 P16/IC
44 P17/TMOW
45 P67/RP7/TMB
46 P66/RP6/ADTRG
47 P65/RP5
48 P64/RP4
49 P63/RP3
50 P62/RP2
51 P61/RP1
52 P60/RP0
53 P37/TM0
54 P36/BUZZ
P35
55
56 VCC
57 VSS
P27
58
P26
59
60 P25
61 P24/SCL1
62 P23/SDA1
63 P22/SCK1
64 P21/SO1
65 P20/SI1
66 P47/RPTRG
67 P46/FTOB
68 P45/FTOA
69 P44/FTID
70 P43/FTIC
71 P42/FTIB
72 P41/FTIA
73 P40/PWM14
74 FEW
75 X2
76 X1
77 /RESET
IC DESCRIPTIONS
PIN NAME I/O
VIDEO_MUTE OUT
POWER_ON_L OUT
POWER ON-H OUT
REM_IN IN
DVD RESET OUT
NC OUT
DVD LED OUT
VCR LED OUT
GRID1 OUT
GRID2 OUT
GRID3 OUT
GRID4 OUT
GRID5 OUT
Y/C CLOCK OUT
Y/C DATA OUT
SEG1 OUT/IN LEM(LED Module) control terminal.
VCC -
VSS -
SEG2 OUT
SEG3 OUT
SEG4 OUT
IIC CLK OUT
IIC DATA OUT/IN DATA terminal for IIC BUS communication.
SEG5 OUT
TX OUT
RX IN
SEG6 OUT
SEG7 OUT
SEG8 OUT
REEL-S IN
REEL-T IN
SEG9 OUT
JUST_CLOCK IN
SEG10 OUT
FEW IN
X2 OUT
X1 IN
/RESET IN
DESCRIPTION
H for at AUTO_CLOCK in POWER OFF. L for except above case.
For control the user power switch ON/OFF.
For control the user power switch ON/OFF.
Receive the remote control signal.
For control the DVD RESET.
Not used.
The DVD LED light-up/put-off control output.
The VCR LED light-up/put-off control output.
LEM(LED Module) control terminal.
LEM(LED Module) control terminal.
LEM(LED Module) control terminal.
LEM(LED Module) control terminal.
LEM(LED Module) control terminal.
Control terminal for Y/C. (CLOCK).
Control terminal for Y/C.(DATA).
Power of CPU.
Ground.
LEM(LED Module) control terminal.
LEM(LED Module) control terminal.
LEM(LED Module) control terminal.
CLOCK terminal for IIC BUS communication.
LEM(LED Module) control terminal.
Input terminal for DVD communication.(asynchronous)
Output terminal for DVD communication.(asynchronous)
LEM(LED Module) control terminal.
LEM(LED Module) control terminal.
LEM(LED Module) control terminal.
Input terminal of reel sensor supply.
Input terminal of reel sensor take up.
LEM(LED Module) control terminal.
not used.
LEM(LED Module) control terminal.
FZTAT Write protect.
Subclock pulse(32.768KHz)
RESET will be done when the voltage goes to HIGH after the
reset signal.
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