Panasonic NV-HS1000, Service Manual

Page: 75 / 138

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3-5. TBC BLOCK DIAGRAM
FROII
VIDEO
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LUIUIIANCE IH
P9001-1, 3 PLAY
1.2VP•P (20µsec. div)
FftOII
TIMER
Ff\Olf
SYSTEM
CONTROL
TBCS-WOK®
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LUMINANCE OUT
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FROIII
VIDEO
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VIDEO
TO
V1.DEO
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SYSTEM
CONTROL
CHROIIIINAKCE IN
TBC SEARCH (l)
REF DSC
H. AMP SW
H. ANP SW
P9001-9 PLAY
0.4 Vp-p (201-1sec. div)
P3003 PB0D1
P6004 PB002
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P3OO3 P9O01
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P3003 PB00I
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- -
u :-::,,,..u ::i:-,,,.
u
IC9501-1 PLAY
Q_8Vp•p (2011sec. div)
IC9501-4, 17 PLAY
fOVP,•P (201,1sec. div)
IC9601
AM
HJ"'t=e+(��
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P9001-5, 7 PLAY
0.3Vp-p (20µsec. div)
P3003 pgoo1
I C9503
3-17
IC9001-35 PLAY
0.5Vp-p (20µsec. div)
IC900f
1- - -...--4.�:s s
't'RBOOI
TBC OUT
LEVEL
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i
IC9003
Q9019-Q9022
l-'{l;iee;)><M�,�•-u_F_FE_RJ
SM11LE l
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I C9004
LATCH l
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681h4
256 STEP
ENCODER
QUANTIZATION
tC9004-3 PLAY
3.7Vp-p f20µsec_ div)
liwisil
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VRH02
REG 6V
IC9001-22 PLAY
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IC9003
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6BIT
l.OCII
ISBIT
LATCH
6BtT
LATCH
I C9007
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c::::)
BBIT
881T
c::::) ENCODER
c::::)
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A/D'CONVERTER
-
IC9004-12, 13, 14, 15, 16,
17, 18, 19 PLAY
3.5V'p-p (20µsec. div)
,----------<112 OLOCK
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, - - - -
--<YElOCJTY CLOCK>-- -
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SELECT ENABLE:>- - - - - - - - �
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3-18
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PHASE
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MAIN SIGNAL PATH IN PLAYBACK MODE
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IC9007-26 PLAY
1.0Vp-p (20!-LSec. div)
IC9006
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t:vco 011
Q9013
\C9002
QR900T
flE6 6V
YR9006
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B2
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4. 43U:Hz
3-19
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YRB007
TBC SYNC
LEVEL
P9002 P6004
8
P9002 P6004
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1"90(12 P6004
'
P9001 P3003
IC0002-1-4 PLAY
0.2Vp-p {20psec. div)
" ®
TBC TRICK(!)
TBC ON ID
REF OSC
FROII
VIDEO
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EDIT
FflOM
VIDEO