NAD 7250PE - Page 25

ELECTRICAL
PARTS
LIST
NOTE: This is not a complete electrical parts list.
INPUT/OUTPUT
P.C.B.:
J021A
(EXPLODED
VIEW
REF.
NO.
63)
SYMBOL
NO.
PARTS
NO.
DESCRIPTIONS
1C401 NJM2043DD INTEGRATED CIRCUIT
Q401,
0402
2SC2240
TRANSISTOR
L401,
L451
15-168
COIL
3.7mMH
C401, C451 25V,4.7 nF ELECTROLYTIC CAPACITOR LOW LEAKAGE
R405,
R455
95.3KQ,
1/4W
METAL
FILM
RESISTOR
R406,
R456
7.5KQ,
1/4W
”
MAIN/CONTROL
AMP
&
POWER
SUPPLY
P.C.B.:
JO19B
(EXPLODED
VIEW
REF.
NO.
64)
SYMBOL NO. PARTS NO. DESCRIPTIONS
IC501
uPC4570C
INTEGRATED
CIRCUIT
1C801
uPC1237H
0"
IC851
M5230L
0”
0501,
0551
2SK363
TRANSISTOR
Q502,
0503
2SC1815
”
Q504
2SA1015
"
0601,
Q602,
0651,
0652
2SC1845
n
Q603,
0604,
0653,
0654
2SA992
0”
Q605,
0611,
0655,
0661
2SA970
"
Q702, 0706, 0756
Q606,
0610,
Q656,
O660
2SC2240
"
Q701, 0705, Q755
Q607,
0657
2SA1376
n
Q608,
0658
2SC3478
"
Q609,
0659
2SC3423
n
0612,
0662
2SC2682
0"
0613,
0663
2SA1142
0"
0614,
0664
2SC3298
0”
0615,
Q665
2SA1306
0”
0616,
0617,
Q666,
0667
2SD1715
0"
0618,
0619,
0668,
0669
2SB1160
0"
0703,
0753
2SB922L
"
0704,
0754
2SB892
0"
0707,
0757
2SD1238L
”
Q708,
758
2SD1207
"
D501,
D502,
D503,
D551
181588
DIODE
D604, D605, D610, D611
D654,
D655,
D660,
D661
D702,
D703,
D704,
D705
D709,
D711,
D759,
D761
D801, D802
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