Pioneer GEX-FM903XM/UC Service Manual page 81

5
EF802
IC 803
2 1
PQ30RV1
EF803
3.3V(DSP)
ANT5V
IC 451
NJM2904M EF804
2.5V(DSP)
1 7
SAT_ANT
EF801
Q451
DAC5V
XMPW
KYDT
TER_ANT
Q402
MUTE
3.3V(RF)
FMMODPW
DISPPW
STEREO MODULATOR
04
1 18
IC 502
58MD
BA1404F
15 17 16
VR502
75 73 57 91 92 84 24
CPW
UT
N
SYSTEM µ-COM
IC 601
PD5680A
SPW
5
6
Q808
IC 802
3 1
BUP
UPC7805AHF
IC 805
6 2
BP5250
Q809
Q817
IC 807
1 3
HA178L05UA
Q818
CN802
KEYDT
Q401
DISPDT
Q403
Q502
Q806 Q807
Q805
IC 503
14 2
BA4560F
15
5 6
MOD1 MOD2 MOD3
7 8 9
X502
P4 P1 P2
13
38kHz
VDD2
VDD1 12 1
PLL
IC 501
3
BU2611AFS
CE
4
CK
5
DA
19
-IN2A +IN2B
SELECTOR
IC 401
BA3131FS
OUT2
25 32 44
Q601
74
ASENS
IC 602
TC74VHCT541AFT
26 3
MODPCE A2
27 4
A3
MODPDO
28 5
A4
MODPCK
31
6
DPDT A5
30 7
IPOUT A6
29
IPIN
6
D
DISPLAY UNIT
LCD 901
CAW1666
X901
4.91MHz
2
3
X1 X0
CN901
KYDT 8
S0
2 2
IC 901
PD6294A
1 1
DPDT
9
3 3 S1
VCC V3
23 78
Q901
KEY MATRIX
VR503
1
Q504
L505
3
CTC1079
DISPDT
IC 804
HA178L06UA
PLCS
PLCK
IC 402
PLDT
TA2050F
15
IN1B
18 1
13
OUT1
IN1A
14
17 PLCS
Y2
16 PLDT
Y3
PLCK
15
Y4
14
DISPDT
Y5
13 1
Y6
IC 403
5
2
HA12187FP
6
7
GEX-FM903XM
E
ANTENNA SELECT UNIT
CN501 CN501
RELAY
RY501
Q505
CDRFIN
1
2
Q501
CN401
BUSL2 11
BUSL1 7
ASENB 8
BUS-
5
1
BUS+
CN402
11
BUSAG3
BUSL3 7
ASENB 8
BUS- 5
BUS+ 1
7
8
A
B
RF OUT
1
2
C
RF IN
D
7
8