3
SERVICE SAFETY PRECAUTIONS
1.
Replacing the fuses
CAUTION: FOR CONTINUED PROTECTION AGAINST THE RISK OF FIRE REPLACE ONLY
WITH SAME TYPE OF FUSE.
Reference No
Part Number
Description
M507 *AH
5120-0052-0
FUSE T1.6A 250V 5X20MM
M512, M513 *AH
5120-0020-0
FU T1A 250V UL/CSA 5X20
M514 *AH
5120-0026-0
FU T315MA L 250V UL/CSA
M507 *C
5120-0050-0
FUSE T1.6A 250V 5X20MM
M512, M513 *C
5120-0018-0
FU T1A 250V SEMKO/VDE
M514 *C
5120-0027-0
FU T315MAL 250V
NOTE:
<*AH > : USA, CANADIAN MODEL ONLY.
<*C > : EUROPEAN MODEL ONLY.
2.
Safety check out
(Only U.S.A. model)
Before returning the product to the customer, make leakage current or resistance measurements
to determine that exposed parts are acceptably insulated from the supply circuit.
Parts marked with the symbol
are critical with regard to the risk of fire and electric shock.
Replace only with parts recommended by the manufacturer.
CONTENTS
DESCRIPTION
PAGE
SPECIFICATIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .4
REAR PANEL / FRONT PANEL . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .5
DISASSEMBLY INSTRUCTIONS . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .6
BLOCK DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .7
WIRING DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .8
RF PATTERN TESTING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .9
IMPORTANT NOTES . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .10-11
PCB LAYOUT . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .12-14
SCHEMATIC DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .15-16
IC BLOCK DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .17-19
TROUBLESHOOTING GUIDE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20
ELECTRICAL PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .21-26
MECHANISM EXPLODED VIEW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .27
MECHANISM EXPLODED VIEW PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .28
EXPLODED VIEW OF LASER CD11CA-G . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .29
EXPLODED VIEW PARTS LIST OF LASER CD11CA-G . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .30
EXPLODED VIEW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .31
EXPLODED VIEW PARTS LIST . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .32
PACKING DIAGRAM . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .33
Summary of Contents for C541
Page 1: ...NAD SERVICE MANUAL C 541 COMPACT DISC PLAYER C 541COMPACT DISC PLAYER ...
Page 12: ...12 PCB LAYOUT LIVE BOARD KEY BOARD DISPLAY BOARD ...
Page 13: ...14 13 MAIN BOARD ...
Page 25: ...27 MECHANISM EXPLODED VIEW CD11CA ...
Page 27: ...29 EXPLODED VIEW OF LASER CD11CA G ...
Page 32: ...SERVICE MANUAL NAD 2001 C 541 COMPACT DISC PLAYER NAD ELECTRONICS INTERNATIONAL TORONTO ...
