Sanyo MCD-ZX300 - Laser Beam Safety Precaution

- 1 -
CAUTION :
USE OF CONTROLS OR ADJUSTMENTS OR
PERFORMANCE OF PROCEDURES OTHER
THAN THOSE SPECIFIED HEREIN MAY RESULT
IN HAZARDOUS RADIATION EXPOSURE.
LASER OUTPUT................ 0.6 mW Max. (CW)
WAVE LENGTH ................. 790 nm
IC301 LA4227(Power Amp.)IC201 TA2068N (Cassette Preamp.)
+
STANDBY
SW
BIAS
CIRCUIT
Ch1
Ch2
THERMAL
SHUT DOWN
PROTECTION
-
+
-
1
2
3
4
5
6
78
9
101112
STANDBY
OUT2
BS2 NF2
IN2 DC
(FILTER)
VCC
OUT1
BS1
NF1
IN1
PRE GND
IC903 MM1469XH (CD Driver)
IC BLOCK DIAGRAM & DESCRIPTION
28 27 26 25 24 23 22 21 20 19 18 17 16 15
1234567 891011 12 13 14
Vcc
Vcc
DRIVER MUTE
D.BU FD.BU FD.BU FD.BU F
D.BU FD.BU FD.BU FD.BU F
Level shift
Level shift
Level shift
Level shift
T. S. D
• Pickup that emits a laser beam is used on this CD section.
LASER BEAM SAFETY PRECAUTION