Panasonic Omnivision VHS PV-V402, Руководство по обслуживанию

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NOTE:
FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES,
REFER TO BEGINNING OF SCHEMATIC SECTION.
COMPARISON CHART
OF MODELS & MARKS
PV-V402
PV-V4022
PV-V4522
PV-V4612
Not used A
B
C
D
PT
MODEL MARK
NOTE: For placing a purchase order of the parts,
be sure to use the part number listed in the parts list.
Do not use the part number on this diagram.
Pin No. I/O
1 POWER_DOWN_L POWER DOWN(L)
Description
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
Pin No. I/O
I
I
O
O
-
O
O
O
60
Signal Name Signal Name Description
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
I
O
I
I
I
-
-
E/V-MASK
T-REEL
S-REEL
IR-DATA
REW LED ON(H)/E/V-MASK
TAKEUP REEL PULSE
SUPPLY REEL PULSE
IR-DATA
NC
NC
(Not used)
(Not used)
- NC (Not used)
- NC (Not used)
-
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
I
I
I
I
I
I
I
I
I
-
-
-
-
-
-
-
I/O
I/O
O
O
I/O
NC
SCK_1
SLAVE_DATA_1
MASTER_DATA_1
(Not used)
SERIAL CLOCK 1
SERIAL DATA 1
SERIAL DATA 0
LD_CTL
LED_F&G
TV_L/VCR_H
LOADING MOTOR CONTROL REVERSE(L)/STOP(M)/FORWARD(H)
FF LED ON(H)
TV(L)/VCR(H)
IIC_DATA I2C SERIAL DATA
I2C SERIAL CLOCK IIC_CLK
INPUT2 INPUT SELECT 2
DEFEAT_H AUDIO DEFEAT(H)
CAP_R/F CAPSTAN MOTOR REVERSE(H)/FORWARD(L)
A-MUTE_H AUDIO MUTE(H)
HSW HEAD SW
V-LOCKPLS V-LOCK PULSE
RST RESET
1/4_OSC
Hi-Fi HEAD SW
3.58MHz
HIFI-HSW
V-D-REC_H VIDEO DELAY REC(H)
HIFI-PB_H Hi-Fi PB(H)
S-TAB SAFETY TAB BROKEN(H)
VIDEO BLACK DETECT(L)/VCR LED ON(H)
AUDIO BLACK DETECT(L)/TIMER LED ON(H)
BLACK-DET-V/LED_B
BLACK-DET-A/LED_C
PWM1(CAP)
PWM0(CYL)
CAP ERROR
CYL ERROR
PANE_CLK/LED_K PANEL CLOCK/REC LED ON(H)
DVDD
DVSS
VDD
OSC_OUT
OSC_IN
OSC 2
OSC 1
GND
KEY12
KEY13 KEY DATA 13
KEY DATA 12
SXI SXI
NC
NC
NC
NC
(Not used)
(Not used)
(Not used)
(Not used)
CV_OUT VIDEO
VIDEO
OSD_VSS GND
CV_IN
CV_IN2 V-SYNC
OSD_VDD VDD
AFCC AFC
AFCLPF AFC
PANE_CS PANEL CS(L)
3CH_HIZ/4CH_L CH3(H)/CH4(L)
NC (Not used)
- NC (Not used)
- NC (Not used)
- NC (Not used)
- NC (Not used)
- NC (Not used)
- NC (Not used)
- NC (Not used)
-
-
-
-
-
-
-
-
I
I
I
I
I
I
I
I
I
O
O
O
O
O
O
O
I/O
NC (Not used)
PFG CYL PG/FG
C/R/SS_L CUE/REV/SS(L)
FGF CAP FG
CAP FG AFG
VRO V-REF 1
VRI V-REF 2
AVSS VSS
CTLA CTL AMP
AVDD VDD
RCTLP CTL PULSE(+)
RCTLN CTL PULSE(-)
CO PB CONTROL PULSE
NC (Not used)
- NC (Not used)
T-PHOTO_L
S-PHOTO_L
TAKEUP PHOTO TR(L)
SUPPLY PHOTO TR(L)
DTS-AFC AFC
MTS_MODE MTS MODE
POWER-ON_L POWER ON(L)
27V_ON_H SW+27V ON(H)
AT_ENV ENV-VOLTAGE
KEY4 KEY DATA 4
I KEY3 KEY DATA 3
I KEY2 KEY DATA 2
I KEY1 KEY DATA 1
I KEY11 KEY DATA 11
I
I
KEY10 KEY DATA 10
LED_H&I&J PLAY LED ON(H)
SCAN1/CATV_DATA
SCAN2/CATV_CS
SCAN 1
SCAN 2
POS.3 MODE SW POSITION C
I POS.2 MODE SW POSITION B
I
I
POS.1 MODE SW POSITION A
ROT ROTARY SW
HAMP HEAD AMP SW
DENV ENVELOPE DET
75
74
+
-
PB-ON
POSITIVE PB
CTL SLICER
AMP
CAPSTAN REV(H) / FWD(L)
SCHMIT
AMP
COUNT
DOWN
NEGATIVE PB
CTL SLICER
SELECT
PG
SELECT
PWM
MIX
CAPSTAN SPEED
COMPENSATOR
CYLINDER/ CAPSTAN
PHASE COMPENSATOR
MIX
CYLINDER SPEED
COMPENSATOR
PWM
REC CTL
/ TR MM
GENERATOR
HEAD AMP
CONTROL
ROTARY
SIGNAL
GENERATOR
HEAD AMP
SELECT
SIGNAL
GENERATOR
PG/ FG
SEPARATOR
HEAD SW
SIGNAL
GENERATOR
ENVELOPE
DETECTOR
V-LOCK
PULSE
GENERATOR
REC CTL
AMP
34
65
76
21
67
33
100
99
98
85
24
23
50
IC6001 SERVO BLOCK
DIAGRAM CAPSTAN MOTOR ASS’Y
CAPSTAN
MOTOR
DRIVE CAPSTAN
MOTOR
COIL
1 LDM OUT 2
CN3
LDM OUT 1 2
TO LOADING
MOTOR
LOADING
MOTOR
M
LDM OUT1 LDM OUT 2
L H CCW
L L STOP
H L CW
7 U PHASE
CN2
V PHASE 6
5 W PHASE
COIL COMMON 4
3 MOTOR GND
PG OUTPUT 2
PG GND 1
(TO CYLINDER)
HALL
IC
CYLINDER
MOTOR
LOADING
MOTOR
DRIVE
CYLINDER
MOTOR
DRIVE
MOTOR
POSITION
DET
CYLINDER
PG PULSE
GENERATOR
DIFFERENTIAL
AMP
POSITION
SIGNAL
PROCESS
CAPSTAN
FG PULSE
GENERATOR
HALL
ELEMENT
HALL
ELEMENT
HALL
ELEMENT
1 CAPSTAN MOTOR REVERSE(H)/FORWARD(L)
CN1
MOTOR GND
CAPSTAN FG OUTPUT
VCC(22V) FOR CAPSTAN MOTOR
CURRENT LIMIT FOR CAPSTAN MOTOR
VCC(5V)
CYLINDER PG/FG OUTPUT
CYLINDER SPEED CONTROL
CAPSTAN MOTOR SPEED CONTROL
VCC(14V) FOR CYLINDER & LODING MOTOR
SIGNAL GND
LODING MOTOR CONTROL REVERSE(L)/STOP(M)/FORWARD(H)
2
3
4
5
6
7
8
9
10
11
12
TO MAIN C.B.A.
P6201
(CAPSTAN / CYLINDER / LOADING MOTOR DRIVE IC)
FG
PG
MR
HEAD
PV-V402, PV-V4022,
PV-V4522, PV-V4612
I/O CHART OF IC6001
I/O CHART OF IC6001
“FOR REFERENCE ONLY”
NOTE:
CAPSTAN MOTOR ASS'Y (REF. NO. 46) IS SUPPLIED AS A UNIT ONLY.
HOWEVER, THE FLAT FLEXIBLE CABLE (REF. NO. 48) IS AVAILABLE SEPARATELY AS A REPLACEMENT PART.
MC-Service