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NAD S 400 Service Manual
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NAD S 400 Service Manual

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NAD
S 400
RDS FM TUNER

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Summary of Contents for NAD S 400

  • Page 1 All manuals and user guides at all-guides.com S 400 RDS FM TUNER...
  • Page 2 All manuals and user guides at all-guides.com...
  • Page 3 All manuals and user guides at all-guides.com PRODUCT SAFETY SERVICING GUIDELINES FOR NAD PRODUCTS CAUTION : DO NOT ATTEMPT TO MODIFY THIS PRODUCT IN ANY WAY, SUBJECT : X-RADIATION NEVER PERFORM CUSTOMIZED INSTALLATIONS WITHOUT MANUFAC- 1. BE SURE PROCEDURES AND INSTRUCTIONS TO ALL SERVICE PER- TURER’S APPROVAL.

  • Page 4: Alignment Procedure

    All manuals and user guides at all-guides.com NAD S400 ALIGNMENT PROCEDURE FOR NAD S400: EQUIPMENT REQUIRED FOR ALIGNMENT PROCEDURE: Ω • FM RF signal generator capable of 75MHz to 109MHz output @ 75 that can separately modulate left and right channels (Panasonic model # VP-7637A or equivalent) •...
  • Page 5 All manuals and user guides at all-guides.com NAD S400 Tune the S400 to 108.500 MHz (90.500 MHz for Japan). Looking at the S400 from the front, measure with a DMM at the right hand side of R21 found at position “R6” on the board. Adjust L13 until the tuning voltage is 10.0V DC.
  • Page 6 All manuals and user guides at all-guides.com NAD S400 With the same oscilloscope setup as in procedure #3, press the ANTENNA button and select ANTENNA port #1. Check that the IF-signal is reduced by a minimum of 40 dB. Connect the signal generator to ANTENNA port #1. With the same oscilloscope setup as in procedure #3, adjust L2 until the IF-signal is at maximum setting.
  • Page 7 All manuals and user guides at all-guides.com NAD S400 With the audio AC-voltmeter connected as in procedure #9, select 0 db range for both channels. Connect an RF signal generator to ANTENNA port #1 and set to: Amplitude = 65 dBu Pilot tone = on (19 kHz @ 10%) Modulation = 100% (including pilot tone) [1kHz @ +/- 75 kHz L+R and L-R].
  • Page 8 All manuals and user guides at all-guides.com NAD S400 LEFT RIGHT ANTENNA 2 ANTENNA 1 Unsolder Clip Unsolder Clip...
  • Page 9 All manuals and user guides at all-guides.com NAD S400...
  • Page 10 All manuals and user guides at all-guides.com NAD S400...
  • Page 11 All manuals and user guides at all-guides.com NAD S400...
  • Page 12 All manuals and user guides at all-guides.com NAD S400...
  • Page 13 All manuals and user guides at all-guides.com NAD S400...
  • Page 14 All manuals and user guides at all-guides.com NAD S400...
  • Page 15 All manuals and user guides at all-guides.com NAD S400 MAIN BOARD...
  • Page 16 All manuals and user guides at all-guides.com NAD S400 MAIN BOARD...
  • Page 17 All manuals and user guides at all-guides.com NAD S400 POWER BOARD...
  • Page 18 All manuals and user guides at all-guides.com NAD S400 POWER BOARD...
  • Page 19 All manuals and user guides at all-guides.com NAD S400 SUB DISPLAY BOARD...
  • Page 20 All manuals and user guides at all-guides.com NAD S400 SUB DISPLAY BOARD...
  • Page 21 All manuals and user guides at all-guides.com NAD S400 MAIN DISPLAY BOARD...
  • Page 22 All manuals and user guides at all-guides.com NAD S400 MAIN DISPLAY BOARD...

  • Page 23: Electrical Parts List

    All manuals and user guides at all-guides.com ELECTRICAL PARTSLIST MOTHERBOARD VALUE DESIGNATOR FOOTPRINT MANUFACT P.N. MANUFACTURER COOR X COOR Y 100E 1206 SMD MCR18F1000 ROHM 6390 4160 100E R100 1206 SMD MCR18F1000 ROHM 6245 4195 100E 1206 SMD MCR18F1000 ROHM 6625 2340 100E...
  • Page 24 All manuals and user guides at all-guides.com VALUE DESIGNATOR FOOTPRINT MANUFACT P.N. MANUFACTURER COOR X COOR Y 1206 SMD MCR18F1002 ROHM 5609 3204 1206 SMD MCR18F1002 ROHM 6300 2050 1206 SMD MCR18F1002 ROHM 4250 3650 1206 SMD MCR18F1002 ROHM 3550 3550 1206 SMD MCR18F1002...
  • Page 25 All manuals and user guides at all-guides.com VALUE DESIGNATOR FOOTPRINT MANUFACT P.N. MANUFACTURER COOR X COOR Y 1N4448 1206 SMD 1N4448 PHILIPS 4000 1N4448 1206 SMD 1N4448 PHILIPS 3900 1100 1N4448 1206 SMD 1N4448 PHILIPS 4000 1100 1N4448 1206 SMD 1N4448 PHILIPS 5150...
  • Page 26 All manuals and user guides at all-guides.com VALUE DESIGNATOR FOOTPRINT MANUFACT P.N. MANUFACTURER COOR X COOR Y 470N 1206 SMD MCH312F474Z ROHM 3750 3650 470N 1206 SMD MCH312F474Z ROHM 5150 470P 1206 SMD MCH315A471J ROHM 4626 2090 470P 1206 SMD MCH315A471J ROHM 4426...
  • Page 27 All manuals and user guides at all-guides.com VALUE DESIGNATOR FOOTPRINT MANUFACT P.N. MANUFACTURER COOR X COOR Y C1016007 CONN2 PALCON C1016007 LARSHOLT 6900 5200 CD4066BM SMD14A HEF4066BM PHILIPS 3875 2700 CD4094 IC16 SMD16A HEF4094 PHILIPS 4645 1025 CFSK107M3-0-20 CF1 CERFILTER CFSK107M3-0-20 TOKO 5625...

  • Page 28: Power Board

    All manuals and user guides at all-guides.com ELECTRICAL PARTSLIST DISPLAYBOARD VALUE DESIGNATOR FOOTPRINT MANUFACT P.N. MANUFACTURER COOR X COOR Y S400FT03.PCB S400FT03.PCB LARSHOLT BLUE LED LED1 RT3-6134-B2S-B RODAN BLUE LED LED2 RT3-6134-B2S-B RODAN BLUE LED LED3 RT3-6134-B2S-B RODAN BLUE LED LED4 RT3-6134-B2S-B RODAN...
  • Page 29 All manuals and user guides at all-guides.com...
  • Page 30 S400 S400 4*AH POWER CORD NEMA 1-15 POLARIZED POW4 POWER CORD CEE (7) XVII POW2 WARR WARRANTY CARD S400-IM INSTRUCTION MANUAL 101-000B NAD LINK CABLE RC S400 REMOTE CONTROL HANDSET AUDIO CABLE 101-000A BATTERIES 1 SET GLOVES GLOVES 1 SET...
  • Page 31 S 400 NA D D www.nadelectronics.com RDS FM TUNER © 2003 NAD ELECTRONICS INTERNATIONAL ONTARIO, CANADA All rights reserved. No part this publication may be reproduced, stored or transmitted in any form without the written permission of NAD Electronics International...