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5
SENSOR
Message:
Positioning is not possible due to the hardware.
Please contact your dealer or Pioneer Service Center.
Communication line between CHIPS B COMP Unit and SOC Unit
CHIPS B COMP UNIT
GPS3.3
IC9651
uCOM
SPEED PULSE
Message:
Speed pulse disconnected.
Calibration will start, but may be inaccurate without speed pulse.
Speed pulse circuit
SERVICE
CHIPS B COMP UNIT
IF UNIT
R9518
IC9651
uCOM
0
5
6
SERVICE IF UNIT
R9671
UART CHIPS <- SOC
10k
R9512
0
R9674
R9513
470
100
UART CHIPS -> SOC
AV UNIT
CCD3.3
R9502
10k
*SPEED
GNDD
*IC103
VCC
NJM12904V
*R149
2
8
1
4
3
*Q111
GND
LTC014EEB
*R152
100k
GNDD
AVIC-W8400NEX/XNUC
6
7
R9825
0
*C118
1000p/50
*R148
100k
*R147
51k
6
7
0.1u/16
51k
*IC103
*C117
5
*R141
NJM12904V
51k
7
8
SOC UNIT
R7511
IC7501
470
FPGA
R7512
0
ACC5
SPEED
SPD
SPEED
DA2J101
*R138
*R140
0
20k
*D116
PULSE
1608
*PCHANG
GNDD
*Q110
LTC014EEB
8
A
B
C
D
E
F
27
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