Read Sony HCD-VX222 / MHC-VX222 Service Manual online
51
HCD-VX222
IC303
NJM2209M (VIDEO BOARD)
IC302
NJM2255M (VIDEO BOARD)
IC304
BA7665FS-E2 (VIDEO BOARD)
IC509
PCM1727E-2/T2 (VIDEO BOARD)
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
1
15
16
2
3
4
5
6
7
8
9
6dB
75
Ω
6dB
75
Ω
6dB
75
Ω
20k
MUTEA
INA
GND
GND
GND
N.C.
INB
MUTEB
CHROMA MUTE
MUTE
VCC1
OUTA1
OUTA2
VCC2
MIXOUT1
MIXOUT2
N.C.
OUTB
14
13
12
11
10
7
1
2
3
4
5
6
8
TINT
GND
V+
BGP
COLOR
V IN
COLOR
OFFSET
H
L
VOUT
HUE ADJ
SATURATION ADJ
(COLOR MAIN)
SATURATION ADJ
(COLOR BURST)
1
2
3
4
5
6
6
7
8
9
10
11
12
24
23
22
21
20
19
18
17
16
POWER
SUPPLY
CLOCK MANAGER
•
DUAL PLL
AUDIO
DATA INPUT
INTERFACE
8 TIME OVER
SAMPLING DIGITAL
FILTER
•
FUNCTION
CONTROL
MODE
CONTROL
MULTI LEVEL
∆Σ
MODULATOR
MULTI LEVEL
∆Σ
MODULATOR
5 LEVEL
DAC
5 LEVEL
DAC
CR LPF
•
OUTPUT
AMP
CR LPF
•
OUTPUT
AMP
BPZ
CONTROL
13
OPEN
XT1
PGND
VCP
NCKO
RSV
SCKO3
ML
MC
MC
RSTB
VOUTR
AGND
VCA
ZERO
BCK
DATA
LRCK
SCKO2
SCKO1
VDD
DGND
XT2
384fs
15
14 VOUTL
CAP
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