Nad T 163 Service Manual

Page 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 Desiqnator Part Number Description

F751 A 33-0151009-00-88 FUSE 500mA 250VAC TIME-LAG 5X20mm
5T UL/CSA/VDE/SEMKO

F752 /!\ 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.

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

REAR PANEL/ FRONT PANEL VIEW.
DISASSEMBLYINSTRUCTIONS ..
WIRING DIAGRAM..

BLOCK DIAGRAM .. . 9
SPECIAL FUNCTION 10
DETAILS & WAVEFORMS ON SYSTEM & TEST & DEBUGGING .. . IO
PCB LAYOUT 1- 19
SCHEMATIC DIAGRAM 20 - 32
IC BLOCK DIAGRAM . 33 - 40
EXPLODED VIEW... .. 41
EXPLODED VIEW PARTS LIST. 42 -43
ELECTRICAL PARTS LIST .. 44 - 55
PACKING DIAGRAM .. . 56
VERSION HISTORY ..... . 57