JVC HR-V525SEF, Руководство по обслуживанию

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A
1
2
3
4
5
B C D E F G
M
LOADING MOTOR
CONTR
OL
HEAD
CN504
ACE HEAD ASSEMBLY
MAIN CBA
KEY- 2
C-CONT C-FG D-PFG ST-S T-REEL C-F/R
KEY- 1
REMOCON-IN CTL(+) RESET REC-SAF-SW PG-DELAY CTL(-)
D-V-SYNC
D-REC-H
RF-SW
H-A-SW
C-ROTA
END-S
14 90 87 94 95 76 10
4
80 34 78
2
13 15 18 33 16
31
8 7
RS501
REMO
TE
SENSOR
LM-FWD/REV
81
D-CONT
77
(DECK ASSEMBLY)
T-REEL
Q501
RESET
Q503
S-REEL
79
SW-POINT
AL+5V
VR501
TIMER+5V
S-REEL
PS503
TP506
IIC-BUS SDA IIC-BUS SDA
IIC-BUS SCL
A-MUTE-H
IIC-BUS SDA
IIC-BUS SCL
Hi-Fi-H-SW
A-MODE
A-MUTE-H
Hi-Fi-H-SW
A-MODE
H-A-COMP
17
V-ENV
6
P-ON-H C-POW-SW
P-ON-H C-POW-SW P-DOWN-L
67 66 86
P-DOWN-L
C-SYNC
58
SW506
FROM/TO VIDEO BLOCK FROM/TO Hi-Fi AUDIO BLOCK TO AUDIO BLOCK
SDA SDA SCL SCL
TU701(TUNER UNIT) IC503
(MEMORY)
72 32 19 83
IIC-BUS SCL
D-V-SYNC
D-REC-H
RF-SW
H-A-SW
C-ROTA
IIC-BUS SDA
H-A-COMP
V-ENV
C-SYNC
IIC-BUS SCL
71
3 5
SDA SCL
12 11
LD-SW
9
AL+12V/+20.5V P-ON+15V
AL+5V
AL+5V
SW507
AL+12V P-ON+5V
LD-SW
AL+5V
D502 S-LED
FROM/TO POWER SUPPLY BLOCK
LINE-MUTE
KEY SWITCH
KEY SWITCH
TP507 SENS-INH
IC561 (LED DISPLAY)
IC501 (SERVO/SYSTEM CONTROL)
DRV-DATA DRV-STB DRV-CLK
DRV-DATA
DRV-STB DRV-CLK
FP562
LED DISPLAY
D1 D2 D3 D4
23 22 21
28
2 1
68 69 70
20
LINE-MUTE
28
5 6
CN502
12
P-ON+15V
11
AL+12V(2)
10
GND
9
D-PFG
8
D-CONT
7
LM-FWD/REV
6
GND
5
C-CONT
4
C-F/R
3
C-FG
2
P-ON+5V
1
AL+12V/+20.5V
SENSOR CBA SENSOR CBA
END-S
ST-S
Q504 Q505
REC-SAFETY
END-S
CL504
2
CTL(+)
1
CTL(-)
a
f j
b c d
11 16 14 13
e
12 17
7
CYLINDER ASSEMBLY
DRUM MOTOR
PG SENSOR
M
CAPSTAN MOTOR
M
CAPSTAN MOTOR
MOTOR DRIVE CIRCUIT
SECAM-H
61
TRICK-H
TRICK-H
65
SECAM-H
Block diagrams
Servo / System control section
HK4N1BLS
CYLINDER ASSEMBLY
VIDEO(R)-1 VIDEO-COM
VIDEO(L)-1
CN253
1 2 3
(DECK ASSEMBLY)
VIDEO (R)-1 HEAD
SP HEAD AMP EP HEAD AMP
REC FM AGC
FROM/TO SERVO/SYSTEM CONTROL BLOCK
FROM SERVO/SYSTEM CONTROL BLOCK
C-SYNC
RF-SW
D-REC-H
C-ROTA
D-V-SYNC
H-A-SW
H-A-COMP
V-ENV
LUMINANCE SIGNAL PROCESS
CHROMINANCE SIGNAL PROCESS
C-SYNC
V-ENV
H-A-COMP
H-A-SW
D-V-SYNC
C-ROTA/RF-SW
VIDEO (L)-1 HEAD VIDEO (L)-2 HEAD VIDEO (R)-2 HEAD
VIDEO(L)-2
VIDEO-COM VIDEO(R)-2
4 5 6
TU701(TUNER UNIT)
IC301 (Y/C SIGNAL PROCESS)
IC501
(OSD)
REC-VIDEO SIGNAL PB-VIDEO SIGNAL MODE: SP/REC
SERIAL
DECORDER
VIDEO-OUT1
1
VIDEO-IN1
1 33
VIDEO-OUT2
1
VIDEO-IN2
3
1 3
JACK CBA
48 50 52 54 56
24
6
50 55
52
19 20
JK101
VIDEO -OUT1 VIDEO -IN1
19 20
JK102
CN151 CN152
CN101 CN102
VIDEO -OUT2 VIDEO -IN2
61 63
96 95 93 94 90 89 88 87
CHARA. INS.
CCD 1H DELAY
SP
BYPASS
MUTE
PB/EE
IN1
TUNER
IN1
TUNER
MUTE
PB/EE
FRT
IN2
FRT
IN2
AGC
P
R
R Y C
P
RP
R
P
EP
Y. DELAY
Y/C MIX
+
21 79
78
AGC
VXO
OSD CHARACTER MIX
COLOR -IN
FBC
1/2
58
59 65
29
28
IIC-B
US SD
A
IIC-B
US SCL
69
68
46
43
67 84 83 71 62 70
D-REC-H
80
BUFFER
Q101
BUFFER
Q102
J23
V-OUT
WF1
TP301
X301
4.433619MHz
C-PB
WF3
VIDEO OUT
VIDEO IN
BUFFER
Q351
MAIN CBA
TP502
RF-SW
WF2
JK756 VIDEO -IN
FR
ONT
IC370
(PAL/SECAM DECTECTOR)
P
AL/SECAM
DETECT
OR
17 14 18
2
16 29
1
28
TRICK-H
SECAM-H
PB-H OUT
25
44
Video section
HK4N1BLV
2-5 2-6