JVC HR-XVC25US Service Manual page 30

OEC0138A (IC3001)
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
78 OSC1
1-26
IC DESCRIPTIONS
VIDEO MUTE H OUT H for at AUTO_CLOCK in POWER OFF.
POWER ON L OUT For control the user power switch ON/OFF.
POWER ON-H OUT For control the user power switch ON/OFF.
REM_IN IN
DVD RESET OUT For control the DVD RESET.
DVD POWER CTL OUT Output terminal for DVD power CTL.(3.3V/9V)
DVD LED OUT The DVD LED light-up/put-off control output.
VCR LED OUT The VCR LED light-up/put-off control output.
1G/T-REC LED OUT LEM(LED Module) control terminal.
2G/REC LED OUT LEM(LED Module) control terminal.
3G/TV/VCR LED OUT LEM(LED Module) control terminal.
4G OUT LEM(LED Module) control terminal.
5G OUT LEM(LED Module) control terminal.
Y/C CLOCK OUT Control terminal for Y/C. (CLOCK).
Y/C DATA OUT Control terminal for Y/C.(DATA).
SEG1 OUT LEM(LED Module) control terminal.
VCC -
VSS -
SEG2 OUT LEM(LED Module) control terminal.
SEG3 OUT LEM(LED Module) control terminal.
SEG4 OUT LEM(LED Module) control terminal.
IIC CLK OUT CLOCK terminal for IIC BUS communication.
IIC DATA OUT DATA terminal for IIC BUS communication.
SEG5 OUT LEM(LED Module) control terminal.
SO1/TX OUT Input terminal for DVD communication.(asynchronous)
SI1/RX IN
SEG6 OUT LEM(LED Module) control terminal.
SEG7 OUT LEM(LED Module) control terminal.
SEG8 OUT LEM(LED Module) control terminal.
NC OUT Not used.
NC OUT Not used.
SEG9 OUT LEM(LED Module) control terminal.
NC OUT Not used.
SEG10 OUT LEM(LED Module) control terminal.
FEW IN
X2 OUT Subclock pulse(32.768KHz)
X1 IN
/RESET IN
OSC1 IN
Receive the remote control signal.
Power of CPU.
Ground.
Output terminal for DVD communication.(asynchronous)
FZTAT Write protect.
RESET will be done when the voltage goes to HIGH after the
reset signal.
Connect the main crystal(10MHz)