Panasonic NV-SV120EG Service Manual page 73

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Pin No.
Signal Name
75
HALF_WAVE(H)
76
CAP.ET
77
CYL.ET
78
P FAIL
79
S.REEL.PULSE
80
T.REEL.PULSE
81
S TAB(L)
82
POWER_KEY
83
CNR OFF(H)
84
SECAM_ID(L)
85
DAVN
86
FG.AMP.OUT
87
FG.AMP.IN
88
GND(A)
89
AV3_S_IN(L)
90
PFG
91
OREF
92
IREF
93
SCAS_IN(L)
94
CTL.HEAD(-)
95
CTL.HEAD(+)
96
CTL.AMP.REF
97
PB.CTL.OUT
98
+5V(A)
99
+5V(AD)
100
EX.FF/REW(L)
I/O
O Control signal for switching capstan motor mode FAST and SLOW.
O Torque control signal for capstan motor.
O Torque control signal for cylinder motor.
I
Interrupt input signal for power fail detection.
I
Input signal from supply reel sensor.
I
Input signal from take up reel sensor.
Input signal from Safety-tab SW.
I
* Safety-tab exists: Low,
Input terminal for signal from power button on the Front Panel.
I
* Switch between ON and off, when down edge is detected.
O CNR control for IC3001.
I
Detection of SECAM mode.
I
DAVN signal from Slicer
I
Output from internal FG Amplifier
I
Input for internal FG Amplifier
-
I
Detection of conposite or conponent for AV3 VIDEO INPUT.
I
FPG input terminal.
O Output from internal reference voltage (2.5V)
I
Input for internal reference voltage
I
Detection between VHS tape or S-VHS tape.
I/O Input signal from CTL HEAD(+)
I/O Input signal from CTL HEAD(-)
I
Input for internal CTL amplifier reference voltage
O Output from internal CLT amplifier
-
-
O Control terminal for the filter of the PB-CTL signal during FF/REW.
Describe
* Safety-tab does not exist: High)
P-OFF P-SAVE P-FAIL Reset
In
In
In
In
0V
0V
Low
0V
4.213V 4.213V
Low
4.213V
In
In
In
In
In
In
In
In
In
In
In
In
In
In
In
In
In
In
In
In
Low
Low
Low
Low
In
In
In
In
In
In
In
In
---
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In
In
In
In
---
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---
---
---
---
---
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In
In
In
In
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
---
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---
---
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Low
Low
Low
Low

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