Sony DVW-500P, Руководство по обслуживанию

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3-35 3-35
LPF
RF
SWITCH
RF
SWITCH
H;Y PB
RV502
SELECTED SPEED
30
5
4
TP105
3 27 7 8
13
15
16
RV501
H;-1~+3 TIMES
L;VIDEO MUTE
TP501
SEARCH
LPF
LPF
METAL
LPF
OXIDE
FL502,Q504,Q505
2FC ELIMINATE
LPF
18
24
20
23 21
H;METAL/L;OXIDE
TP502
TP505
NOISE
CANCELLER
TP1
Y DEMOD(X)
103-26A
Q145-Q147
SW
IC105
BAL MOD
CTL
RV203
BAL
MOD
LPF
AOR
TP206 TP207
TH
CTL
DO
DC
SHIFT
14 15
16
13
11 4
12 5 3 6 2
7
10
8
Y STILL DO
Y DO THRESHOLD
TP204
103-19A
103-44A
103-16A
L;Y DO PLS
L;RF Y VBLK
AMP
RV205
TP203
Y RF ENV
Y RF ENV(X)
103-31A
LPF
SELECTED SPEED
30
5
4
3
27 7 8
13
15
16
H;-1~+3 TIMES
LPF
METAL
LPF
OXIDE
2FC ELIMINATE
LPF
18
H;METAL/L;OXIDE
NOISE
CANCELLER
SW
BAL MOD
CTL
BAL
MOD
LPF
AOR TH
CTL
DO
DC
SHIFT
14
15
16
13
11 4
12 5 3 6 2
7
10
8
AMP
H;METAL/L;OXIDE
1
C STILL DO
TP406 TP407
RV404
C DO THRESHOLD
TP404
L;C DO
RV702
RV701
L;C MUTE
TP701
FL702,Q703,Q704
FL701,Q701,Q702
RV405
TP403
TP702
22
24
IC701
INV
Q705-Q709
2
TP8
C W CLP PLS
C DEMOD(X)
103-28A
103-20A
C RF ENV
TP500
SELECTED SPEED
L;Y DO
L;C DO
2
1
2
1
4
4
Q501 IC507
IC705
L; VIDEO MUTE
L;C MUTE
REFERENCE SIGNAL IS
REFERENCE SIGNAL IS
S501
Q143,Q144
IC501
22
100% WHITE SIGNAL.
TP700
RV403
IC303
TP305
103-33A
103-16B
FREQ
DUB
MMV1
MMV2
SHAPER
FIX
DEEM
VD I/F
VAR DEEM
V/I
LIM
IC701
FREQ
DUB
MMV1
MMV2
SHAPER
FIX
DEEM
VD I/F
VAR DEEM
V/I
LIM
IC501
+5V
Y OUT
Y ENVE
Y ENVE
Y PRE
YDM
Y DO PLS
RV204
Y DO DC2 Y DO TH Y DO AOR
Y DEEM
C DO DC2 C DO TH C DO AOR
C DO DC1
Y DO DC1
Y DEM BAL
Y DMRF
C DMRF
C DEM BAL
C DEEM
C DM
C DO PLS
C PRE
C ENVE
C ENVE
C OUT
TP705
C NLDE
H;METAL/L;OXIDE
L;C DO PLS
Q717-Q720,
H;METAL/L;OXIDE
OFF ON
23
Q517
Q518
GEN
IC513
IC101
IC301
METAL
LPF
OXIDE
LPF
Q510,Q512
FL504,
Q509,Q511
RV504
4
2
13
16 6
H;METAL/L;OXIDE
IC514
6
x2 DRV1
RV503
YM LEV
YO LEV
FL503,
Y MAIN
TP504
S/H
REF
VOL
COMP
AMP
Q524
TP503
Y CLAMP
MIX ERROR
CLAMP
DET
IC512,Q508
SPEED
TP201
SRC SEL
TP202
Q142
OUTPUT
BUFF
Q521-523
Y NON-LIN DEEMPHASIS
14 13
9 2
4
IC503
BUFF
Q525,Q526
Q507
Q506
METAL
LPF
OXIDE
LPF
4
2
13
16 6
6
x2 DRV1
S/H
REF
VOL
COMP
AMP
MIX ERROR
CLAMP
DET
14 13
9 2
4
DET
DET
STARTER
LPF
LPF
STARTER
8
C NON-LIN DEEMPHASIS
C MAIN
TP704
IC703
C CLAMP
TP703
FL703,
FL704,
CO LEV
RV704
RV703
CM LEV
CLAMP
CLAMP
11
8
11
OUTPUT
BUFF
Q722-Q724
C RF ENV(X)
H;Y FAST SEARCH
1
P.ON PULSE
IC707
Q725
Q713,Q715
Q714,Q716
IC710,Q712
Q710,
Q711
Y NLDE
7
8
9
TBC-24,102-25B
TBC-24,102-19B
SS(3/3),123-19A
TBC-24,102-43B
SS(2/3),123-17A
AP,104-22A
SS(3/3),123-21A
DPR,117-11A
TBC-24,102-45B
SS(2/3),123-17B
DPR,117-12A
TBC-24,102-28B
TBC-24,102-32B
IC711
Y W CLP PLS
16
CONV
13
CONV
14
18
17
10 11 12
15
H;-1~+3 TIMES
L;-1~+3 TIMES
1
2
1
2
4
4
IC511
IC518
H;+18 TIMES
DOP
STRETCH
(PAL ONLY)
(PAL ONLY)
(NTSC:THROUGH)
C LOW PEAK (MHz)
(MHz)
(MHz)
(MHz)
PAL NTSC
METAL OXIDE OXIDE METAL
7.99
6.68
5.95
7.41
6.24
4.93
4.20
5.65
6.95
5.80
5.25
6.35
6.07
4.93
5.47
4.38
FM CARRIER ALLOCATION
100% COLOR BARS SIGNAL.(PAL)
75% COLOR BARS SIGNAL.(NTSC)
C HIGH PEAK
C REF SYNC TIP
(MHz)
(MHz)
(MHz)
PAL NTSC
METAL OXIDE OXIDE METAL
FM CARRIER ALLOCATION
Y WHITE PEAK
8.10
9.63
4.82
5.47
7.00
6.24
6.86
8.43
4.82
5.44
7.00
(PAL ONLY)
(PAL ONLY)
H;METAL/L;OXIDE
(PAL ONLY)
(PAL ONLY)
(PAL ONLY)
(PAL ONLY)
Y SYNC TIP 7.44
Y PEDESTAL
C PEDESTAL
Q502,Q503
FL501
IC509,Q513-Q516
Lot(b)ONLY
Lot(b)ONLY
REF
VOLT
Q214
Lot(b)
REF
VOLT
Lot(b)
Lot(b)ONLY
Lot(b)ONLY
NON-LIN
DOP
STRETCH
1,2 4
IC304
L;C PCM MUTE
1
2
IC309
4
Lot(b);Through
103-10B SS(2/3),123-12B
ATT
IC110
Q210
2 1
Y STILL DO
H;SEARCH TUNE 3M
H;+18 TIMES
(PAL)
(NTSC)
4
Lot(c)ONLY
2 1
4
C STILL DO
IC312
VCA
CONTROL
C AGC
IC401,402,Q410
Lot(b);Through
IC303(Lot(b))
VCA
CONTROL
IC210,104,Q213
Y AGC
ADV Y SW PLS
ADV C SW PLS
L;Y DO
12,13 11
IC112
Lot(b)
IC112
IC113
2 4
Lot(b)
IC112
4
5
6
L;Y DOP
L;Y PCM MUTE
IC114
IC113
IC112
2
3 1
2
4
4
1
2
Lot(c)
This block diagram corresponds to the production lots
Lot No. abbrev. Board No.
305-402
1-648-541-13
1-648-541-12
shown using the abbreviation mentioned below.
L;NOISELESS PB
L;NOISELESS PB
H;-1 +3TIMES ~
L;NOISELESS PB
of Lot No.305 and higher.
Circuit sections that any midway change occured are
Lot(b)
Lot(c)
Lot(c)(d);pin15 is grounded
Lot(c)(d)
Q403
Lot(c)(d)
Q528(Lot(c)(d)
Lot(c)(d);pin5 is grounded
Lot(c)(d);pin5 is grounded
Lot(c)(d)
Lot(b);Through
Lot(c)(d)
Lot(c)(d)
IC105(Lot(b))
IC210(Lot(c)(d))
IC401(Lot(c)(d))
Lot(c)(d)
403-502
Lot(d) 503-
Lot(b)(c)
Y DO REF
TP205
9
TP405
C DO REF
9
Lot(c)(d)
Lot(d)
Lot(c)(d)
ATT
ATT
H;SEARCH DC(O)
H;SEARCH DO(M)
Q210
Q215
Lot(d)
2 1
4
L;NOISELESS PB
Lot(d)
IC315
IC305
1,2 3
Lot(b)(c)
PAL ONLY
1-648-541-14,15,16,17,18
DM-89 DM-89
Betacam PB Demodulator
DM-89
DVW-A500/A500P
DVW-A510/A510P
DVW-CA510/CA510P
DVW-A500/A500P
DVW-A510/A510P
DVW-CA510/CA510P