JVC HR-J6009UM Service Manual page 25

SYSCON PCB OEC0115A (IC1001)
No. PORT
37 CTL_AMP
38 DFG
39 DPG
40 CFG
41 SV VDD
42 OSD VDD
43 CV_IN
44 V_REF
45 CV_OUT
46 CHR_BIAS
47 AFC_LPF
48 AFC_OSC
49 OSD_VSS
50 DOSC_IN
51 DOSC_OUT
52 4FSC_OUT
53 4FSC_IN
54 SYNC
55 P67/Vsync POWER_OFF_L
56 P66/YC01
57 P65/YE01
58 P64/YC02
59 P63/YE02
60 P57
61 P56 CENTER LED
62 P55
63 P54
64 P53/TM0 POWER ON-H
65 P52/PWM2 CYL_SPEED_UP
66 P51/PWM1
67 P50/BUZZ
68 TEST
69 X2
70 X1
71 DVSS
72 OSC1
73 OSC2
74 P47
75 P46
IC DESCRIPTIONS
PIN NAME I/O
CTL_AMP OUT
DFG IN
DPG IN
CFG IN
VCC(SV) -
VCC(OSD) -
CV_IN IN
V_REF OUT
CV_OUT OUT
CHR_BIAS IN
AFC_LPF IN
AFC_OSC IN
OSD_VSS -
DOSC_IN IN
DOSC_OUT OUT
4FSC_OUT OUT
4FSC_IN IN
SYNC IN
OUT
V_REC_ST-H OUT
2/4 HEAD IN
TUNER-L OUT
A.MUTE-H OUT
CAP_FWD-H OUT
OUT
RF CH OUT OUT
LDM CTL OUT
OUT
OUT
CAP_LIMIT OUT
SERVICE IN
TEST IN
X2 OUT
X1 IN
VSS -
OSC1 IN
OSC2 OUT
GND -
GRID5 OUT
DESCRIPTION
Output terminal for amp out.
Input terminal for DRUM FG signal detection.
Input terminal for DRUM PG signal derection.
Input terminal for CAPSTAN FG signal detection.
+ 5V
+ 5V
Composite Video input terminal.
Capacity connection for Sync Chip Clamp composite Video input.
Composite Video output.
Brightness(Brilliant)level setting of OSD character Indications.
Condenser connection for AFC LPF.
Condenser connection for AFC OSC.
Ground.
Dot Clock pulse(Oscillator)of OSD character indications.
Dot Clock pulse(Oscillator)of OSD character indications.
4 FSC pulse.
4 FSC pulse.
Input terminal for composite SYNC.
4FSC_MUTE control output of power off.
On control of A/V recording(Whole width erase) circuit.
The initial settings of 2 head or 4 head.
Output low at tuner and output high at external input/play.
Mute signal of audio mute.
Capstan forward and backward command.
The CENTER LED light-up/put-off control output.
Switching of a RF channel.
Loading motor control terminal.
For control the user power switch ON/OFF.
Output terminal for correct cylinder during SLOW.
Switch the maximum output current of the Capstan Motor.
Input terminal for Service Mode.
Ground.
Subclock pulse(32.768KHz)
Ground.
Connect the main crystal(10MHz)
GND
LEM(LED Module) control terminal.
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