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90
27DV-S100
27DV-CS10
DAC I/F
DAC
1bit DAC
for
CD-DA
Clock
PLL
Micom
I/F
Micom BUS
Servo
Control
DEQ
ADC
Digital Servo
Data
Slicer
PLL
Slice
level
Gen.
Syndrome
operation
ECC
Output
I/F
DRAM
I/F
SYNC Det.
Demodulation
Servo signal
from RFamp
RF signal
from RFamp
to RFamp
to DRAM
to DECORDER
to Micom
Analog
out
Digital
in
to Driver, RFamp
• Block Diagram
Pin No. Terminal Name In/Output
Operation function
3/5V system
Remarks
156
EXTAD
Input
General-purpose external ADC input
3V system
Analog input terminal
157
VREF
–
Reference power supply for analog system
3V system
only: 1.65V
158
FOO
Output
Focus EQ output
3V system
Analog output terminal
159
TRO
Output
Tracking EQ output
3V system
Analog output terminal
160
AVDD
–
Power supply for 3.3V analog system only
–
161
AWCTL
Output
Active wide PLL control output
3V system
Analog output terminal
162
FMO
Output
Feed EQ output
3V system
Analog output terminal
163
DMO
Output
Disc EQ output
3V system
Analog output terminal
164
TEBC
Output
Tracking balance control signal
3V system
Analog output terminal
165
FEBC
Output
Focus balance control signal
3V system
Analog output terminal
166
DPDC
Output
DPD error signal/pit depth adjustment signal 3V system
Analog output terminal
167
EQBC
Output
RF wide boost adjustment signal
3V system
Analog output terminal
168
ANMON
Output
General-purpose PWM output
3V system
Analog output terminal
169
/DFCT
Output
Black dot detection signal
3V system
170
VRCK
Output
RF EQ property control clock
3V system
171
VSS3
–
3.3V digital ground
–
172
SCD
Output
Head amplifier serial data
173
SCL
Output
Head amplifier serial data latch pulse
3V system
174
SCB
Output
Head amplifier serial data clock
3V system
175
FGIN
Input
Disc FG signal input
3V system
Feedback resistor
(with self-bias circuit)
Analog input terminal
176
ASLCP
Output
Data slice positive pole output
3V system
Analog output terminal
Note) Terminals with "/" at the beginning of their names are active "L" ones.
Summary of Contents for 27DV-CS10
Page 72: ...73 27DV S100 27DV CS10 72 12 11 10 9 8 7 6 5 4 3 2 1 A B C D E F G H CHASSIS LAYOUT ...
Page 103: ...111 27DV S100 27DV CS10 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM CRT Unit ...
Page 106: ...116 27DV S100 27DV CS10 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM TERMINAL SUB Unit ...
Page 107: ...117 27DV S100 27DV CS10 6 5 4 3 2 1 A B C D E F G H SCHEMATIC DIAGRAM FRONT AV Unit ...
Page 122: ...144 27DV S100 27DV CS10 6 5 4 3 2 1 A B C D E F G H MAIN Unit Wiring Side ...
Page 123: ...145 27DV S100 27DV CS10 6 5 4 3 2 1 A B C D E F G H MAIN Unit Chip Parts Side ...
Page 124: ...146 27DV S100 27DV CS10 6 5 4 3 2 1 A B C D E F G H TERMINAL Unit Wiring Side ...
Page 125: ...147 27DV S100 27DV CS10 6 5 4 3 2 1 A B C D E F G H TERMINAL Unit Chip Parts Side ...
Page 126: ...148 27DV S100 27DV CS10 6 5 4 3 2 1 A B C D E F G H TV POWER Unit Wiring Side ...
Page 127: ...149 27DV S100 27DV CS10 6 5 4 3 2 1 A B C D E F G H DEFLECTION Unit Wiring Side ...
Page 128: ...150 27DV S100 27DV CS10 6 5 4 3 2 1 A B C D E F G H DVD VCR POWER Unit Wiring Side ...
Page 130: ...152 27DV S100 27DV CS10 6 5 4 3 2 1 A B C D E F G H DVD MAIN Unit A Side ...
Page 131: ...153 27DV S100 27DV CS10 6 5 4 3 2 1 A B C D E F G H DVD MAIN Unit B Side ...