NAD T 163 Manuel utilisateur

NAD

SERVICE MANUAL

T 163

PHASE II & VC

AV Tuner Preamplifier

DRAFT DATE: 16 AUG 2005

SAFETY INFORMATION

SERVICESAFETYPRECAUTIONS

1. Replacing the fuses

CAUTION:

FOR CONTINUED PROTECTIONAGAINST THE RISK OF FIRE REPLACE ONLY WITH SAME TYPE OF

FUSE.

Reference Designator SCM Part Number Description

F751 370-015100-04(4) 33-0151009-00-88 FUSE 500mA 250VAC TIME-LAG

5X20mm 5T UL/CSA/VDE/SEMKO

F752 370-011100-07(5) 33-0111009-00-88 FUSE 1A 250VAC TIME-LAG

5X20mm 5T UL/CSA/VDE/SEMKO

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 supply circuit.

CONTENTS

DESCRIPTION PAGE

SPECIFICATIONS............................................................................................................................ 4 - 5

REAR PANEL / FRONT PANEL VIEW .................................................................................................. 6

DISASSEMBLY INSTRUCTIONS .......................................................................................................... 7

WIRINGDIAGRAM........................................................................................................................... 8 - 9

BLOCKDIAGRAM............................................................................................................................... 10

SPECIALFUNCTION ...........................................................................................................................11

DETAILS & WAVEFORMS ON SYSTEM & TEST & DEBUGGING .....................................................11

PCB LAYOUT ............................................................................................................................... 12 - 20

SCHEMATIC DIAGRAM ............................................................................................................... 21 - 33

ICBLOCKDIAGRAM ................................................................................................................... 34 - 41

EXPLODEDVIEW............................................................................................................................... 42

EXPLODED VIEW PARTS LIST................................................................................................... 43 -44

ELECTRICALPARTS LIST .......................................................................................................... 45 - 56

PACKING DIAGRAM .......................................................................................................................... 57

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.

SPECIFICATIONS

PRE AMPLIFIER SECTION

Rated distortion (1 V@Pre-out, THD 20 Hz-20 kHz FL/C/FR) ≤0.1 %

(1 V@Pre-out, THD 20 Hz-20 kHz SL/SR/BS) ≤0.1 %

Input Sensitivity (1 V@Pre-out, 1 kHz) 390 ±±

±±

±20 mV

S/N Ratio (A-wtd, 1kHz, 1 V@Pre-out, FL/C/FR/SL/SR/BL) ≥≥

≥≥

≥80 dB

Frequency Response (20 Hz - 20 kHz) 0±±

±±

±1.0 dB

Channel Balance (1 dB to -40 dB, 1 kHz) ≤2 dB

(-41 dB to -50 dB, 1 kHz) ≤3 dB

Audio muting at 1 kHz ≥≥

≥≥

≥55 dB

Subwoofer out, 500 mV in (THD at 2 V O/P, 100 Hz) ≤0.5 %

Crosstalk (500 mV input, 1 V @Pre-out) ≥≥

≥≥

≥60 dB

Controls

Bass (at 500 mV in, 1 V @Pre-out, 100 Hz) ±±

±±

±10 dB ±±

±±

±2 dB

Treble (at 500 mV in, 1 V @Pre-out, 10 kHz) ±±

±±

±10 dB ±±

±±

±2 dB

DOLBY DIGITAL SECTION

Channel Difference (FL ref. Track 30) ±±

±±

±1.2 dB

Frequency Response at Dolby config.2 SL Track 46 200 - 20 kHz ±±

±±

±0.8 dB

SR Track 47 200 - 20 kHz ±±

±±

±0.8 dB

C Track 44 200 - 20 kHz ±±

±±

±0.8 dB

Harmonic Distortion (1 V@Pre-out, Audio LPF, Dolby Congfig 1) FL Track 65 997 Hz ≤0.08 %

FR Track 67 997 Hz ≤0.08 %

SL Track 68 997 Hz ≤0.08 %

SR Track 69 997 Hz ≤0.08 %

C Track 66 997 Hz ≤0.08 %

S/N Ratio (TRACK 30 for O/P 100 mV, PAUSE) CCIR / ARM ≥≥

≥≥

≥65 dB

Audio LPF ≥≥

≥≥

≥70 dB

A-WTD ≥≥

≥≥

≥70 dB

DOLBY PRO LOGIC II SECTION

Frequency Response

I/P mode : L, R : 1 V in, 100 mV @Pre-out, Ch L/R 40 Hz 0±±

±±

±2.0 dB

20 kHz 0±±

±±

±2.0 dB

I/P mode : L=R : 1 V in, 100 mV @Pre-out, Ch /L/R 40 Hz 0±±

±±

±2.0 dB

Ch C 20 kHz 0±±

±±

±2.0 dB

I/P mode : L=-R : 1 V in, 100 mV @Pre-out, Ch SL/SR 40 Hz 0±±

±±

±2.0 dB

20 kHz 0±±

±±

±2.0 dB

S/N Ratio (200 mV in, 100 mV @Pre-out, A-WTD w/ 1 k termination)

I/P mode : L, R : 1 kHz, Ch L/R ≥≥

≥≥

≥65 dB

I/P mode : L=R : 1 kHz, Ch C ≥≥

≥≥

≥65 dB

I/P mode : L=-R : 1 kHz, Ch SL/SR ≥≥

≥≥

≥65 dB

THD (2.2 V in, 100 mV @Pre-out, w/ 80 kHz LPF, 1 kHz) ≤0.2 %

DTS SECTION

Output Level (Vol 0 dB) :FL/FR/C/SL/SR Track 6 1 kHz 70 ±±

±±

±10 mV

Channel Difference (FL ref): FL/FR/C/SL/SR Track 6 1 kHz ±±

±±

±1.5 dB

Harmonic Distortion (Audio Filter) : FL/FR/C/SL/SR Track 10-14 1 kHz ≤≤

≤≤

≤0.08 %

Frequency Response (20 Hz to 20 kHz) Track 26-30 +2/-1.5

Subwoofer Output Level 1 kHz ref at pre-out (FL) Play Track 10, charge to 15 12.5 ±±

±±

±1.5 dB

AM TUNER SECTION

Input level is expressed as the reading in open circuit

of 75-ohm source impedance signal generator

Usable sensitivity (999/1000 kHz) ≤≤

≤≤

≤30 dBµµ

µµ

µV

S/N Ratio (5 mV in) ≥≥

≥≥

≥38 dB

THD (5 mV in) ≤≤

≤≤

≤3 %

IF Rejection (450 kHz) ≥≥

≥≥

≥36 dB

Image Rejection (F+2xIF) ≥≥

≥≥

≥28 dB

Selectivity ≥≥

≥≥

≥17 dB

Output 200 ±±

±±

±20 mV

Loop sensitivity (20 dB S/N)

999/1000 kHz ≤≤

≤≤

≤66 dB

603/600 kHz ≤≤

≤≤

≤66 dB

1404/1400 kHz ≤≤

≤≤

≤66 dB

Frequency Response (100 - 2.3 kHz, 5 mV) ±±

±±

±6 dB

FM TUNER SECTION *C *AH

Input level is expressed as the reading in open circuit

of 75-ohm source impedance signal generator

Usable sensitivity (98 MHz) ≤≤

≤≤

≤15 dBµµ

µµ

µ≤≤

≤≤

≤15 dBµµ

µµ

µv

S/N Ratio (60 dB, IHF wtd) Mono ≥≥

≥≥

≥63 dB ≥≥

≥≥

≥63 dB

Stereo ≥≥

≥≥

≥63 dB ≥≥

≥≥

≥63 dB

Frequency Response (20 Hz - 15 kHz, 60 dB) 0±±

±±

±1.5 dB 0 ±±

±±

±1.5 dB

Channel Separation (60 dBµ) 100 Hz ≥≥

≥≥

≥30 dB ≥≥

≥≥

≥30 dB

1 k ≥≥

≥≥

≥38 dB ≥≥

≥≥

≥38 dB

10 kHz ≥≥

≥≥

≥30 dB ≥≥

≥≥

≥30 dB

Alternate Channel Selectivity (40 dB ±±

±±

±400 kHz) ≥≥

≥≥

≥60 dB ≥≥

≥≥

≥45 dB

Capture Ratio (40 dBµ)≤≤

≤≤

≤3 dB ≤

≤

≤≤

≤3 dB

AM Suppression (60 dBµ, 100% Mod. FM, 30% Mod. AM) ≥≥

≥≥

≥48 dB ≥≥

≥≥

≥48 dB

Image Rejection (119.4 MHz) −−

−−

−≥≥

≥≥

≥65 dB

I.F. Rejection (10.7 MHz) ≥≥

≥≥

≥78 dB −−

−−

−

Pilot Suppression (98 MHz) ≥≥

≥≥

≥60 dB ≥≥

≥≥

≥60 dB

THD (60 dBµ, L=R 75 kHz for AH, 40 kHz Dev for C) Mono ≤≤

≤≤

≤0.25 % ≤≤

≤≤

≤0.25 %

Stereo ≤≤

≤≤

≤0.35 % ≤≤

≤≤

≤0.35 %

Auto-Search Sensitivity On ≥≥

≥≥

≥24 dBµ

µµ

µ≥≥

≥≥

≥24 dBµµ

µµ

Off ≤≤

≤≤

≤15 dBµµ

µµ

µ≤≤

≤≤

≤15 dBµµ

µµ

RDS decode Sensitivity ≤≤

≤≤

≤26 dBµµ

µµ

µ−−

−−

−

PHYSICAL SPECIFICATIONS

Dimensions (Width x Height x Depth) 435 x 150 x 399 mm

Net Weight 8 Kg (17.60 lbs)

Shipping Weight 10.2 Kg (22.40 lbs)

FRONT PANEL

REAR PANEL / FRONT PANEL VIEW

REAR PANEL

1. MONITOR OUT

2. CD INPUT

3. FM &AMANTENNA

4. DIGITALAUDIO INPUT &

DIGITALAUDIO OUTPUT

5. COMPONENT VIDEO IN &

COMPONENT VIDEO OUT

6. POWER SWITCH

7. 120V / 230V VOLTAGE SELECTOR

8. RS-232

9. AUTO TRIGGER SWITCH

10. AC POWER INLET

11. MS OUT (MULTISOURCE OUT)

12. IR INPUT & OUTPUT

13. DVD, SAT, VCR, VIDEO 4 & VIDEO 5

14. PRE-OUTS / SUBWOOFER OUT

15. TAPE INPUT & OUTPUT

16. DISC INPUT

17. 7.1 CH. INPUTS

1. STANDBY SWITCH

2. STANDBY LED

3. AM / FM

4. DISPLAY

5. MEMORY

6. FM MUTE / MODE

7. PRESET DOWN / UP

8. SEARCH DOWN / UP

9. VFL DISPLAY

10. VOLUME (SETUP)

11. VIDEO &AUDIO

12. TAPE MONITOR

13. DIGITALAUDIO SELECTOR

14. EXT. 7.1

15. SURROUND MODE

16. LEVELS

17. TONE CONTROLS

18. TONE DEFEAT

19. VIDEO 6 INPUT

20. PHONES

DISASSEMBLY INSTRUCTIONS

1. Remove machine screws M4.0 x 8.0 (1to 6) from the side panels.

Remove tapping screw 3.0 x 8.0 (7to 10) from the back panel.

Refer to Figure No. 1.

2. Pull both sides of the TOP COVER slightly outwards 11 and tilt approx. 35 ° and then remove

in the direction as indicated by the arrow 12. Refer to Figure No. 2.

Figure No. 1

Figure No. 2

WIRING DIAGRAM

AUDIO BOARD

PRE-OUT BOARD

MULTI-CHANNEL

COMPONENT

VIDEO BOARD

DIGITAL BOARD

TRIGGER

BOARD

POWER SUPPLY

BOARD

MAIN BOARD

POWER SWITCH

BOARD

J203A

J753B

KEYBOARD

J350B

J204B J901B

TUNER

J3103B J709B

VIDEO 6 BOARD

J204A

J350A

J753A

J901A

POWER LED BOARD

FROM TRANSFORMER

J751B

FROM TRANSFORMER

J754B

J757A J756A

J756B

J757B

T163 PHASE II WIRE DIAGRAM REV.A DATE 12-7-2005

J705A

J708A

J707A

J710A

J712A

J711A

J717A

J719A

J720A

J715A

J713A J714A

J709A

J724A

J783A

J782

J714BJ713B

J604B

J203B

J715B

DSP BOARD

J1010B

J1009B

J604A

J1009A

724B

J719B

J717B

J601A

J602A

J603A

J601B

J602B

J603B

J708B

J707B

J705B J712B

J711B

J710B

M783A

J414B

J414A

J1010A

P4401

P4402

J201

J3103A

J607B

J607A

J606A

J606B

VIDEO BOARD

S-VIDEO BOARD

MS OUT

BOARD

17 18

ITEM PART NO. DESCRIPTION REMARK

1 276-042613-08 CABLE ASSY 4 WAYS AWG=26 2.5P AUDIO BD-J3103A

L=450mm YB03091104-02

2 276-022613-32 CABLE ASSY 2 WAYS AWG26X1C UL1533 DIGITAL BD-J1009A

L=360mm (UL LABEL)

3 276-042613-07 CABLE ASSY 4 WAYS AWG=26 2.5P UL2468 DIGITAL BD-J1010A

L=400mm

4 276-042613-10 CABLE ASSY 4 WAYS AWG=26 2.5P UL2877 DIGITAL BD-J901A

L=430mm

5 276-011843-01 CABLE ASSY 1 WAY AWG18 UL1007 BLACK KEYBOARD-J201

L=100mm W/ RING TERMINAL

6 276-052613-08 CABLE ASSY 5 WAYS #26 2.5P UL1007 LED BD-J204A

L=160mm

7 276-032613-18 CABLE ASSY 3 WAYS AWG=26 2.5P MAIN BD-J606B,

L=110mm J607B

8 276-032613-29 CABLE ASSY 3 WAYS AWG26X2C UL2547 MAIN BD-J715A

L=210mm (UL LABEL)

9 276-082613-22 CABLE ASSY 8 WAYS AWG=26X3C MAIN BD-J709A

L=480mm

10 276-052613-06 CABLE ASSY 5 WAYS AWG=26 2.5P UL2468 MS BD-M783B

L=120MM

11 276-032613-06 CABLE ASSY 3 WAYS AWG=26 2.5P UL2854 PO BD-J724B

L=250mm

12 276-042613-07 CABLE ASSY 4 WAYS AWG=26 2.5P UL2468 PSU BD-J753A

L=400mm

13 276-011643-04 CABLE ASSY 1 WAY AWG=16 UL1672 BROWN PW BD-J756A

L=160mm

14 276-011643-05 CABLE ASSY 1 WAY AWG=16 UL1672 BLUE PW BD-J757A

L=160mm

15 276-082613-20 CABLE ASSY 8 WAYS AWG=26 2.5P UL1007 SV BD-J414A

L=380mm

16 276-102613-12 CABLE ASSY 10 WAYS AWG=26 2.5P UL1007 TR BD-J350A

L=540mm (UL LABLE)

17 276-011643-06 CABLE ASSY 1 WAY AWG16 UL1007 BLACK V6 BD-P4402

L=70mm W/ RING TERMINAL

18 276-011843-01 CABLE ASSY 1 WAY AWG18 UL1007 BLACK V6 BD-P4401

L=100mm W/ RING TERMINAL

19 238-172829-00 FFC CABLE 17 PINS P1.25 UL2896 L=290mm J720C

W/ SHIELD

20 238-200012-00 FFC CABLE 20 PINS P1.25 L=120mm J604C

W/ SHIELD

21 238-280016-00 FFC CABLE 28 PIN P1.25 L=160mm J602C,J603C

W/ SHIELD

22 238-280120-00 FFC CABLE 28 PINS P1.25 L=200mm J713C,J714C

W/SHIELD

23 238-302807-00 FFC CABEL 30 PINS P1.25 L=70mm J601C

BLOCKDIAGRAM

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