Dsp & Usb Assy (3/4) - Pioneer VSX-918V-S Service Manual

1
10.6 DSP & USB ASSY (3/4)
QQ
3 7 63 1515 0
DSP & USB ASSY
B
3/4
(VSX-818V:AWX9164)
A
5V -> 3V
Level shifter
for XM,USB
V3D
V3DF
B
IC331
TC74VHC08FTS1
GNDD
C
TE
L 13942296513
D
E
www
F
B 3/4
74
1
http://www.xiaoyu163.com
2
R345
NM
47k
Q341
NM
RT1N241M-TLB
R336
0
*R46
100k
GNDD
x ao
y
. i
2
http://www.xiaoyu163.com
3
8
V5D2
GNDD
Q Q
3 6 7
u163
A 3/3
CN112
VSX-918V-K
3
4
2 9 9 4
3V -> 5V
Level shifter
for DSP,DIR,XM,USB
V5D
V5D3
IC351
TC74VHCT541AFTS1
GNDD
1 3 1 5 0 5 8 2 9
R45
100k
R44
100k
R43
100k
R42
100k
GNDD
m
*CN8
9604S-27C
co
.
4
2 8
9 9
9 4 2 8 9 9