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C 542 service manual Pcb Layout, Display Board Key Board Live Board Led Board
Models:
C 542
1
12
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Troubleshooting
Specification
Parts list
Block Diagram
Wire
Disassembly Instructions
How to
Rf Pattern Testing
Precautions For Checking Beam Emission
Safety
Page 12
Image 12
PCB LAYOUT
DISPLAY BOARD
KEY BOARD
LIVE BOARD
LED BOARD
- 12 -
Page 11
Page 13
Page 12
Image 12
Page 11
Page 13
Contents
C 542 COMPACT DISC PLAYER
C O M PA C T
DISC PLAYER
SAFETY INFORMATION
CLASS LASER PRODUCT
SERVICE SAFETY PRECAUTIONS
CONTENTS
2.Safety check out
1.Replacing the fuses
SPECIFICATIONS
PHYSICAL SPECIFICATIONS
CONTROLS
REAR PANEL / FRONT PANEL
REAR PANEL
FRONT PANEL
DISASSEMBLY INSTRUCTIONS
Refer to Figure No.1
Figure No.2
BLOCK DIAGRAM
KEYBOARD
CD MECHANISM UNIT
WIRING DIAGRAM
TRANSFORMER
MAIN BOARD
CD MECHANISM
RF PATTERN TESTING
FIG. 1 a
FIG. 1 C Good eye pattern
FIG. 1 b Poor eye pattern
PRECAUTIONS FOR CHECKING BEAM EMISSION
IMPORTANT NOTES
INCORRECT
CORRECT
PRECAUTIONS WHEN CHANGING LASER PICK-UP
PCB LAYOUT
DISPLAY BOARD KEY BOARD LIVE BOARD LED BOARD
MAIN BOARD
SCHEMATIC DIAGRAM
DISPLAY
RESISTORS, ARE CARBON FILM 5% 1/8W
UNLESS OTHERWISE SPECIFIED
RF AMP
1. RESISTORS, ARE CARBON FILM 5% 1/8W UNLESS
OTHERWISE SPECIFIED
2. CERAMIC CAPACITORS, ARE 50V 10%. UNLESS
1. RESISTORS, ARE CARBON FILM 5% 1/8W UNLESS
OTHERWISE SPECIFIED
2. CERAMIC CAPACITORS, ARE 50V 10%. UNLESS
OTHERWISE SPECIFIED
P OWE R
IC BLOCK DIAGRAM
MAIN BOARD U101 CXA2581N
U202 BA6392FP
U403 TC74HC00AP
MAIN BOARD U201 CXD3017Q
U301 M38B57MC
MAIN BOARD
I/O ports
Build-inperipheral functions
U302 PCM1732
MAIN BOARD U402 NADLINK MASKED
MAIN BOARD U501, U506, U507
MAIN BOARD
TROUBLESHOOTING GUIDE
ELECTRICAL PARTS LIST
Reference No
Description
WIRE
WIRE
SWITCH
Reference No
Description
WAFER/CONNECTOR
Reference No
Description
COIL
Reference No
Description
JACK
CRYSTAL
Reference No
Description
DIODE
SWITCH
WIRE
Reference No
Description
MECHANISM EXPLODED VIEW
WSL-2130CCM
MECHANISM EXPLODED VIEW PARTS LIST
Description
EXPLODED VIEW
M500
EXPLODED VIEW PARTS LIST
Description
Description
0211
PACKING DIAGRAM
Q’TY
DESCRIPTION
NAD ELECTRONICS INTERNATIONAL
COMPACT DISC PLAYER
TORONTO