Onkyo TX-7430 Service Manual page 24

TX·7430
5 7 18
1 75 7 0733
~
9
co
5706
AM ~
"'4 \"' 12
@J
5 7 1 1
L r -­ "L­-=-­
w
o
'"
L
W
Ö
L
W
Holders
27 1905 18 APR
27 1905 19 Selector
Cush lon
28 140 538 10X 40X 3.5
PREAMPLIFIER
r-c
BOARD(NAAF-2871-2A)
CIRCUIT NO. PART NO. DESCRIPTION
ICs
Q351, Q451 2225790 r NJM4560D or
2225 70 NJM4560DX
Q352 , Q355 22 24650r
NJM4558D or
222 502 NJM4 558DX
Trans istors
Q353, Q35 4 22 122 850r 2SC2 878(A) or
Q45 3,Q454 2212286 2SC287 8( B)
Q808, Q809 22 11455, 2SAI015(GR) ,
22 10803 or 2S A7 33( P) or
22 12495
JA I0l(Q)
Capac itors
C351, C451
35478 0 229 2.2Il F,
50V , Eleet.
C352,C4 52 35 474 1009 1011 1:, 16 V, Eleet.
C354,C4 54 35 2983 396 0. 33111', 50V, Non-po lar elect.
C357,C4 5 7 35 4741009 101lF, 16 V, Eleet.
C358,C45 8 3547 81099 O.IIlF, 50 V, Elee t.
C359,C459 35 4781099 O.I Il F, 50V, Flee t.
C363
354 74 100 9 101lF, 16V . Eleet.
C366 35 4 780229 2.2Il F, 50V , lle ct.
C37 3, C374 35478 03 39 3. 311 F, 50V, Eleet.
C808 35 47 410 09 101lF, 16 V, Eleet.
PREAMPLIFIER pe BOARD
R355 , R4 55
R35 9, R4 59
R3 91
Resisto rs
5 10 4202
510 4202
510420 1
NI2RGLC50KC25Z, Variab le,
Bass
NI2RGLC50KC25Z, Vari able,
Tre ble
NI2 R LC250K W25Z , Variable,
Balan ce
S3 51, S352
Switch es
25035556 NPS-222-L51 8
P352
P353
Sockets
200 0590
250502 70
NSAS-6P546
NSCT·6P98
-30­