Laser Servo - Sony DVP S530D Training Manual

MB85 BD.
CN002/
CN003
SSCS
IC701
44 14
5
SSRD
SERVO
43 6
13
DSP
SSWD
CXD879 42 12
7
SSCK
1Q
CS
41 8 11
3
PARALLEL
BUS
FROM HGA
IC601/118
TK51 BD,.
R007
+
R008
LD
46 SDEN 20
C016
45 SRO
3.66V
44
SWD
43
SCLK
IC001
DVD/CD
RF AMP
19
SSI33P
PD
3722
SDEN - CHIP SELECT
LASER
SRO - NOT USED
ON
SWD - CLOCK
SCLK - DATA
OFF
COMMUNICATIONS
ONLY WHEN A
CHANGE IS NEEDED

LASER SERVO

5V
R006
R005
4.27V
C012
L001
P
2.24V
3.6V
Q001
+
C006
0.174V
Q001 VOLTAGES
WARNING:
NEVER LOOK DIRECTLY AT
E B
C
THE LASER LIGHT
LASER POWER = 0.15mW IN
4.27 3.6
2.24
THE MODEL DVPS530D.
LESS THAN
MEASURED WITH A LEADER MODEL
5.1 5.0
2V
8001 LASER POWER METER
48
CN002
VLD
6
5V
DVD/LD
LD LD
LASER
2
MODULE
D003
VR
5
R002
100
OHMS
PD
4
BASE UNIT
KHM-220AAA
9DVD02 1160 6 23 99