Sony HCD-VX33 Service Manual page 53

IC303 NJM2209M (VIDEO BOARD)
14 13 12
LPF
LOWER
LIMITER
(2)
1 2 3
IC302 NJM2255M (VIDEO BOARD)
8 7
SATURATION ADJ
(COLOR MAIN)
HUE ADJ
SATURATION ADJ
(COLOR BURST)
1 2
11 10 9
SECONDARY LOWER CLAMP
DIFFERENTIATION LIMITER ( SYNC
GAIN ADJ (1) CHIP
SWITCH
CONTROL
4 5 6
6
5
H
L
4
3
IC304 BA7665FS (VIDEO BOARD)
MUTEA
1
8
INA 2
GND 3
)
GND 4
GND 5
N.C. 6
7 20k
INB 7
MUTEB 8
CHROMA MUTE
IC509 PCM1727 (VIDEO BOARD)
XT1 1
2
PGND
VCP 3
NCKO 4
RSV 5
6
SCKO3
ML 7
MC 8
CONTROL
MC 9
RSTB 10
11
VOUTR
AGND 12
MUTE
16
75Ω 15
6dB
14
13
75Ω 12
6dB
11
6dB 75Ω 10
384fs
CLOCK MANAGER
•
DUAL PLL
POWER
SUPPLY
AUDIO
DATA INPUT
INTERFACE
MODE
8 TIME OVER
SAMPLING DIGITAL
FILTER
•
FUNCTION
CONTROL
MULTI LEVEL MULTI LEVEL
BPZ
∆Σ ∆Σ
CONTROL
MODULATOR MODULATOR
5 LEVEL 5 LEVEL
DAC DAC
CR LPF CR LPF
• •
OUTPUT OUTPUT
AMP AMP
VCC1
OUTA1
OUTA2
VCC2
MIXOUT1
MIXOUT2
N.C.
9 OUTB
24
XT2
23 DGND
22
VDD
21
SCKO1
20
SCKO2
19 LRCK
18 DATA
17 BCK
ZERO
16
OPEN
15 CAP
14 VOUTL
13 VCA
53