Baza Porad Serwisowych
IC301 SYSTEM-CONTROL
IC351 DIGITAL SERVO
37
CFG-P
IC304
55
TAPE SPEED
INITIALIZE 6 34 16
RESET MC BR
RESET
TRK C.R TIME-CONSTANT
MC-F/R
SWD 5V
32
IC302 OSC1
XF301 N.C. N.C. N.C.
MECHANISM
+ 10 6 38
4.0MHz IC352 SERVO AMP
36 35 33 31 30 29 28
+
ML-F
33
LOADING OSC2
R3008, R3009
ML MODE REF- D-WD-1 TRK-CR MC-BR SP EP/LP/SP
LOADING MOTOR
MOTOR DRIVER
2 5 39
OUT TRK
-
ML-R REFERENCE
49
F.ADV NORMAL TAPE SPEED
-
V REF
VOLTAGE
JITTER CONTROL TRK DETECTOR
4
40 4 38 CTL D-P
CTL FG1
ML-L 0/1 CLK
ERACE PREVENTION CTL FG-1 AMP
D3002 0/1 CK C/
AL 13V
41
SWITCH SHAPE DIGITAL TRK
ML-H FG1 C-FG1
S-PB 25 23 25
D3003 TRACKING
12 DIVIDER
SAFETY SW
TRK-
11 F/R
24
MECHANISM
SW DATA
ROTARY DATA
SV REF-D EDIT PB
19 39
10 C-FG
MODE SWITCH
SWITCH 3~1
SCLK CAPSTAN
D3504
9 SV-S CLK CAPSTAN CPE 20
23
D/A CONVERT
IC303 MODE CAPSTAN REF- DRIVE
PHASE CONTROL
LPF
-
CLK
CONTROL GENERATOR REC
21 CAPSTAN DRIVE (MC-VS)
CAPSTAN
6 7 50 18 40
REC
SV DATA
- MOTOR
TAPE-UP REEL S
CAPSTAN CSE
22 +
D/A CONVERT
OUT SV-S DATA 19
REEL
SPEED CONTROL
LPF
PB
SENSOR
3 1 51
NTSC/PAL
+
DEW S
FG30/25 FG1
IC
41
42 DIVIDER
CONTROL CTL
REC H
DEW SENSOR
43 S-PB
SUPPLY
PB H
MECHANISM
DIVIDER
FG1
REEL
STRT
44
FRAME
SENSOR ST+SL×2
CTL MC-BR
REF STP
21
ADVANCE
N.C.
45
CLK
S PLAY CONTROL
52
TOP-S
46
TAPE TOP SENSOR ANT/VTR
1
CLOCK
TAPE END
FSC IN GENERATOR
53
LED
END-S CLK
REF. DELAY
AL 5V DPE
B3001
20
D/A CONVERT 17
61
POWER DRUM-PHASE
LPF
TAPE END SENSOR HEAD
UP CONTROL
INV. CLK
DRIVE
54
REF. GENERATOR
19
-
FL.SW HEAD
N.C. HEAD DRUM DRIVE (MH-VS)
16
FL START CLK
DRUM
DRUM-SPEED FHE
POWER UP 3
V.
SWITCH SYNC
MOTOR
+
CONTROL
TO PW-A
C-SYNC SEPARATER
PB
18
REC D-FG DSE
H. F/R 18
D/A CONVERT
FL END
D-FG
D-PG
LPF
D-FG AMP
SWITCH
2H-DELAY
17 27 28 D-FG
AF-DELAY
3
SSB CLK SSB CLK D-FG
B3002
35
4
D.O.C.
VD
10 SSB
SSB DATA INV. VD
GENERATOR
9 DATA
29
D-PG
RF SW P
REC-CTL
DL
DOP
RF AF- CTL REC PG
SWP SWP DL1 DL2 IN REMARK I CTL M.M D-PG
FSC
D-PG AMP
7 8 9 6 10 11 12 14 15
C SYNC
30 29 D-PG
N.C. N.C.
VLP
VR358
VR351 CTL REC/PB AMP
V-LOCK
13
STILL+SLOW
(SWITCHING ADJ.)
STL
(USER
REC CTL IN 12
CTL
SHAPE
ADJ.) AGC
11
REMARK HEAD
SWD 5V DET
RF SW P
THRESH SW REC - CTL
CTL PB OUT 15
TRAP
+
HOLD SEL LOGIC AMP CHECK
4
AGC
AMP
+
Rys. 6/02. Schemat blokowy układu sterowania i serwomechanizmu w magnetowidzie SANYO VHR-5100EE 7
-
8
SERWIS ELEKTRONIKI