Panasonic NV-SJ420B, Руководство по обслуживанию

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No. Port Name I/O Description P-OFF P-Save P-FAIL Reset
21 ROTARY.SW O Output terminal for rotary switch. Low Low Low Low
22 H.A.SW O Output terminal for HEAD AMP switch. Low Low Low Low
23 ENVE.SELECT I Input terminal for enverope selection. Low Low Low Low
24 VIDEO.H.SW O Output terminal for video HEAD switch. Low Low Low Low
25 A.H.SW O Output terminal for FM audio HEAD switch. Low Low Low Low
26 A.DEF(H) O
Audio Mute output terminal for tuner and decoder.
[High]...........During VCR mode is NORMAL PLAY and VV mode.
Low Low Low Low
27 PROG.ON(H) O
I/O control to switch IIC bus for LW-programmer.
H:IIC bus is connected to AV2.
L:IIC bus is not connected to AV2. Low Low Low Low
28 AVPB-H(L) O
"PB-(H)"output terminal for AV2
*Details, refer to 21pin control specifications.
*The signal output from Pin-8 of 21pin terminal is shown below.
High High Low High
29 AVPB-M(H) O Low Low Low Low
30 GND(D) -- GND --- --- --- ---
31 20MHz.IN I Main oscillator input --- STOP STOP ---
32 20MHz.OUT O Main oscillator output --- STOP STOP ---
33 +5V(D) I 5V input terminal --- --- --- ---
34 32KHz IN I Sub oscillator input --- --- --- ---
35 32KHz OUT O Sub oscillator output --- --- --- ---
36 VCONT I Video Control --- --- --- ---
37 V EE(L) O Output terminal for switch between EE and VV. Low Low Low Low
38 D REC(H) O Output terminal for video recording current control. Low Low Low Low
39 D.A.REC(H) O Control terminal for normal audio recording current. Low Low Low Low
40 BIAS(L) O
Bias oscillation Control terminal for Linear audio recording current.
High Hi-Z Hi-Z High
41 FM.MUTE(H) O Output terminal for audio mute control. High High Low High
42 FULL ERASE(H) O Output terminal for control FULL ERASE HEAD. Low Low Low Low
43 POWER_KEY I
Input terminal for the unit power button.
It switches ON to OFF and/or OFF to ON when down edge is detected.
In In In In
44 POS.SW3 I Input terminal for mecha position. In In In In
45 POS.SW2 I Input terminal for mecha position. In In In In
46 POS.SW1 I Input terminal for mecha position. In In In In
47 POWER OFF(H) O
ON/OFF Control terminal for power circuit.
Power off condition: "High" is existed.
("Low" is existed when the mechanism and/or circuit operation is activated.) High High Low High
48 FIP(L) O
Output terminal for FIP on/off control signal.
("Low" is existed when the power off condition under the "FIP OFF" setting.)
Not fix High Low Low
49 P50 IN I Input terminal for Project 50 serial signal. In In In In
50 LC.OSC IN I The oscillation input terminal for OSD dot clock. --- --- --- ---
D.A.REC(H)
BIAS(L)
140mS 140mS
High
Middle
Low
AVPB-H(L) AVPBM-(H)
Hi-Z
L
pin8
Name
Hi-Z
H
L
H