Table of Contents
Advertisement
Q Q
3 7 6 3 1 5 1 5 0
7-7.
SCHEMATIC DIAGRAM – BD Board – •
T E
L
1 3 9 4 2 2 9 6 5 1 3
DSP+5V (SW)
D-OUT
DSP-GND
L-CH
RF-GND
R-CH
RF+5V (SW)
A
X-RST
CD-DATA
MAIN
X-LAT
BOARD (1/4)
CN201
CD-CLK
(Page
LD-ON
w w w
34)
SQ-DATA
SQ-CLK
M-GND
.
M+7V (UNSW)
http://www.xiaoyu163.com
•
See page 28 for Waveforms.
See page 48 for IC Block Diagrams.
6
DIGITAL SERVO PROCESSOR
DIGITAL SIGNAL PROCESSOR,
DIGITAL FILTER,
D/A CONVERTER
Q102
2SD1664-T100-QR
+3.3V REGULATOR
x
a o
u 1 6 3
y
i
http://www.xiaoyu163.com
8
9
680
220k
TP
33k
(FEI)
TP
(DVC)
RV101
E-F BALANCE
(1 TRACK JUMP)
TP
5
(RFDC)
TP2
(TEO)
4
Q
Q
3
7
6
3
1
5
TP
(FEO)
3
FOCUS/TRACKING COIL DRIVE,
SPINDLE/SLED MOTOR DRIVE
2
c o
.
• Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark : CD PLAY
29
29
2
4
2
9
8
TP
(RFAC)
1
Q101
2SB710A-RT1
AUTOMATIC
POWER CONTROL
1
5
0
8
9
2
4
9
8
RF AMP,
FOCUS/TRACKING
ERROR AMP
m
The components identified by mark 0 or dotted
line with mark 0 are critical for safety.
Replace only with part number specified.
HCD-GX8000/RG77
9
9
2
9
9
Hide quick links:
Advertisement
Table of Contents
