Sony HCD-RV7 - IC Block Diagrams; BD Board - IC103 CXA2581 N-T4; DRIVER Board - IC701 BA6956 AN; VIDEO Board - IC301 BA7046 F

HCD-RV7/RV8
5454
1 2 3 4 5 6 7 8 9
CONTROL LOGIC
TSD
VREF
O
UT2
O
UT1
RNF
VM
VCC
FIN
GND
RIN
RW/ROM
RW/ROM
EQ ON/OFF
VOFST
VOFST
DVC
VC
VC
VC
RW/ROM
VC
DVC
30
29
28
+
–
+
–
DVC
VCC
DVC
27
26
25
24
RW/ROM
EQ
23
22
21
20
19
RFAC
VCA
VCC
+
–
DVC
+
–
+
–
RW/ROM
VC
RW/ROM
DVC
+
–
3
A
B
C
D
B
C
A
A
A
B
C
D
BCD
D
+
–
1
2
APC AMP
5
6
7
8
9
4
RFAC
SUMMING
AMP
RW/ROM
APC-OFF
(Hi-Z)
RW/ROM
(H/L)
VOFST
VC
RW/ROM
+
–
10
11
GM
GM
18
17
16
B
D
A
C
13
14
15
12
EQ IN
LD
PD
GND
A
B
C
D
AC SUM
E
F
DVCC
DVC
RFAC
SW
DC OFST
RFDCI
RFDCO
VC
RFC
VFC
BST
RFG
VCC
CEI
CE
TE BAL
TE
FEI
FE
• IC Block Diagrams
– BD Board –
IC103 CXA2581N-T4
– DRIVER Board –
IC701 BA6956AN
6
5
1 2 3
4
7
8
TINT GND BGP V OUT
COLOR OFFSET
COLOR
V IN
V+
HUE ADJUST
–X
+Ø
SATURATION
ADJUST
(COLOR BURST)
SATURATION
ADJUST
(COLOR BURST)
IC303 NJM2255 (TE2)
– VIDEO Board –
IC301 BA7046F
1
2
3
4
8
7
6
5
H. OSC
H. OSC
HD
SYNC
VD
V. SEPA
SYNC
SEPA
PHASE
COMP
PHASE
COMP
VCC
VIDEO
GND
1BUFOUT
2STBY
3IN
4GND
8 BUFIN
7 VCC
6 OUT
5 OUTSAG
8dB
9dB
LPF
CLAMP
GND
VCC
IC307 BD7600FV-E2IC304 NJM2209M
1 2 3 4 5 6 7
14
VIDEO
OUTPUT
N.C
N.C N.C GND N.C
V +
CONTROL
N.C
DIFFERENTIATION
INPUT
VIDEO INPUT PHASE DELAY
DIFFERENTIATION
OUTPUT
13 12 11 10 9 8
FREQUENCY CHARACTERISTIC COMPENSATION
LPF
SWITCH
CONTROL
SECONDARY
DIFFERENTIATION
GAIN ADJ
LOWER
LIMITER
(1)
LOWER
LIMITER
(2)
CLAMP
(
SYNC
)
CHIP
IC504 PCM1748E/2K
SCK
1 2 3
7 84 5 6
SERIAL
INPUT
INTERFACE
10
9
BCK
DATA LRCK
VOUTL
V
OUTR
DGND
VDD
VCC
VCOM AGND
FUNCTION
CONTROL
INTERFACE
SYSTEM
CLOCK
MANAGER
8 TIME OVER
SAMPLING
DIGITAL FILTER
WITH
FUNCTION
CONTROLLER
ENHANCED
MULTI-LEVEL
DELTA-SIGMA
MODULATOR
D/A
CONVERTER
D/A
CONVERTER
OUTPUT AMP AND
LOW-PASS FILTER
OUTPUT AMP AND
LOW-PASS FILTER
ZERO DETECT
POWER SUPPLY
12
11
ZEROL ZEROR
15
14
ML MC
16
13
MD
SYSTEM
CLOCK
w w w . x i a o y u 1 6 3 . c o m
Q Q
3
7
6 3
1 5 1 5
0 9 9
2
8 9
4 2
9 8
T E L 1 3 9 4 2 2 9 6 5 1 3 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
Q Q
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