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Panasonic NV-HV61GN Service Manual page 72

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No Terminal Name I/O
64 VBI1/CHARA
O
65 UNLOADING(H)
O Control terminal for the Unloading operation.
66 FLD_CS
O
67 LOADING(H)
O Control terminal for the loading operation.
68 IC.DATA.OUT
O Timer-Bus signal for peripheral ICs control: Data output
69 IC.DATA.IN
I Timer-Bus signal for peripheral ICs control: Data input
70 IC.DATA.CLK
O Timer-Bus signal for peripheral ICs control:Clock outout
71 IIC.CLK
O Serial communication terminal (IIC) for IC3001/FM audio IC.
72 IIC.DATA
I/O Serial communication terminal (IIC) for IC3001/FM audio IC.
73 125Hz/ROM.CORE
O
74 CAP R/F
O
75 NC
O Low fix.
76 CAP.ET
O
77 CYL.ET
O
78 P.FAIL(L)
I
79 S.REEL.PULSE
I Input terminal of the S.Reel pulse.
80 T.REEL.PULSE
I Input terminal of the T.Reel pulse.
81 SP(L)
O
82 EX.FF/REW (L)
I/O
83 P.ON(H)
O
84 AVR (L)
I/O Simplified AI playback ON/OFF control.
85 SQPB (H)
I
86 FG.AMP.OUT
O Output terminal for the Capstan FG AMP signal.
87 FG.AMP.IN
I Input terminal for the Capstan FG AMP signal.
88 GND(A)
- GND for Analogue circuit.
Terminal for both NAVI Writing and OSD REC Writing.
1. During NAVI writing (During recording in JET NAVIGATOR is ON)
At NAVI data "H" being written : High is output
At NAVI data "L" being written : Low is output
At except NAVI data being written : Low is output
2. During OSD REC (During recording in OSD REC is ON)
During OSD letters (Except the masking) being written : High is output
Except OSD letters being written : Low
* Other than above condition : Hi-z
Chip select signal for FIP driver.
*Active: "Low"
*Non-active: "High"
ROM Correction confirmation mode:
* ROM correction setting bit is "ON": "High".
* ROM correction setting bit is "OFF": "Low" is existed.
(Other than ROM Correction confirmation mode, this terminal is the output
terminal of internal clock for main clock adjustment.:Outputting the 125Hz.)
The rotation direction control terminal of the capstan driver.
*RVS="High"
*FWD="Low".
Power supply terminal for the capstan motor control.
(Conpared with the driver reference voltage, when it is "low", current will be cut. Also
when it is "high", the rotation speed will be accelerated.)
Power supply terminal of the cylinder motor control:
(Conpared with the driver reference voltage, when it is "high", current will be cut.
Also when it is "low", the rotation speed will be accelerated. (Max:2.8V))
Input terminal for the power failar detection.
Power failar : "Low".
REC MODE DATA
*N2H/P3H:"Low"
*N4H/N6H/N10H/P6H/P9H:"High"
Control signal filter select terminal in FF/REW mode.
*During FF/REW: Hi-Z
*Except FF/REW: Low
ON/OFF control terminal for the VCR Power.
*Power ON : "High"
*Power OFF : "Low"
The distinction results whether S-VHS or VHS of the playback tape is input in VV
mode.
*"Low" is input: VHS tape playback.
*"High" is input: S-VHS tape playback.
NOTE: When the MESECAM (H) terminal receives "High", above result is invalidated
and the tape is judged to VHS tape playback.
*In case of model having SQPB function, ON/OFF setting of SQPB is performed with
above result, Envelope voltage and result wheather the CTL pulse exists not.
*In case of model not having SQPB function, above result is disregarded, and the
VCR is always set to SQPB = off.
Description
P.OFF
P.Failure
Release
Low / Hi-Z
Low / Hi-Z
Low / Hi-Z
Low
Low
(Normal ope.)
Low
Low
Low
(Normal ope.)
In
(Normal ope.)
In
(Normal ope.)
In
(Normal ope.)
In
(Normal ope.)
In
(Normal ope.)
Low
Low
Low
Low
Low
High
Low
PWM=0V
Low
PWM=2.800
Low
PWM=2.800
V
In
In
In
In
In
In
Low
Low
Low
Low
Low
Low
Low
Low
In
In
Out
Out
In
In
-
-
Reset/
Low
Low
Low
Hi-Z
In
Hi-Z
Hi-Z
Hi-Z
Low
Low
Low
High
PWM=0V
Low
V
In
In
In
Low
Low
Low
Low
In
Out
In
-

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