Pioneer DVR-RT602H-S Service Manual page 156

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I54F50163A (OEC0163A) (SERVICE VCR ASSY : IC3002)
• VCR microcomputer
No. PORT
A
1 SVss
2 CTLREF
3 CTL(+)
4 CTL(-)
5 CTLBias
6 CTLFB
7 CTLAmp(o)
8 CTLSMT(i)
B
9 CFG
10 SVcc
11 AFCpc
12 AFCosc
13 AFCLPF
14 Csync/Hsync
15 VLPF/Vsync
16 CVin2
C
17 CVin1
18 OVcc
19 CVout
20 OVss
21 4fscout/2fscout
22 4fscin/2fscin
23 AVss
24 ANB
25 ANA
D
26 AN9
27 AN8
28 P07/AN7
29 P06/AN6
30 P05/AN5
31 P04/AN4
32 P03/AN3
33 P02/AN2
E
34 P01/AN1
35 P00/AN0
36 AVcc
37 P10/_IRQ0
38 P11/_IRQ1
39 P12/_IRQ2
F
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SIGNAL NAME I/O
SVSS - GND for Servo.
CTLREF - CTL Amplifier Reference output. (1/2VCC output)
CTL(+) - CTL Head (+).
CTL(-) - CTL Head (-).
CTLBIAS - Bias supply terminal of CTL Primary Amplifier.
CTLFB I CTL Feedback input.
CTLAMP(O) O CTL Amplifier output.
CTLAMP(I) I CTL Schmidt Amplifier input.
CFG I Capstan FG input.
SVcc - Power supply for Servo.
AFCPC - AFC Oscillation terminal.
AFCOSC - AFC Oscillation terminal.
AFCLPF - External LPF terminal for AFC.
CSYNC O SYNC output.
VSYNC I SYNC input. (from 14pin)
CVIN2 I Video Signal input for Data Slicer.
CVIN1 I Video Signal input for OSD. (On Screen Display)
OVCC - Power supply for OSD.
CVOUT O Video Signal output. (with OSD)
OVSS - GND for OSD.
4FSCOUT O 4FSC output.
4FSCIN I 4FSC output. (from Y/C)
AVSS - GND for A/D Conversion.
VIDEO_ENV I Detection terminal for Video Tracking Envelope.
BOT I BOT detection terminal. (Begin of Tape)
EOT I EOT detection terminal. (End of Tape)
MSSEN_B I Mechanism State Sensor.
MSSEN_A I Mechanism State Sensor.
AN6 I Reserved. (L output)
AN5 I Reserved. (L output)
AN4 I Reserved. (L output)
Hi-Fi_ENV I Detection terminal for Hi-Fi Tracking Envelope.
AN2 I Reserved. (L output)
Input terminal for service mode.
SERVICE I
L: Service mode H: Usually
AN0 I Reserved. (L output)
AVCC - Power supply for A/D Conversion.
Detection terminal for Power Fail.
POWER_FAIL I
H: Normal, L: Power Fail
NC O Reserved. (L output)
NC O Reserved. (L output)
DVR-RT602H-S
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DESCRIPRION
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