NAD 106 - Disassembly and Troubleshooting; Troubleshooting Guide

TROUBLE SHOOTING GUIDE
DISASSEMBLY INSTRUCTIONS
SET
POWER
SWITCH
TO
ON
IS
OUTPUT
NORMAL
IS
REC
OUTPUT
NORMAL
a.@ - @ Machine screws M 4.0x6.0 (See Fig. 1.)
from the side panels.
TOP COVER REMOVAL
1. Remove parts in order of disassembly as numbered.
?
CHECK
FUSE
F1
&
F2
\ No
FUSE
Fl
/
F2
DEFECTIVE
NV YEs
NV YEs N YES
YES
ef
aD
it
CHECK POWER
SUPPLY
CIRCUIT
NORMAL
?
2. Pull both sides of TOP COVER outward and then remove in the
REC
OUTPUT
PATTERN
DEFECTIVE
direction as indicated by pointer ©) (See Fig. 2.)
\ YES
LED
DS@2
DEFECTIVE
Q301
-
Q3@8
DEFECTIVE
OR
PATTERN
DEFECTIVE
Q5@1
-
Q5@4
DEFECTIVE
Fig. 2.