6881094C31-E November 16, 2006
Troubleshooting Tables: List of Board and IC Signals 7-31
N5 V04_O C521 2.775Vdc Yes
N6 USB1_DP VR221 pin 1 D+ Cable connection for USB1 Yes
N7 USB2_DP NC No
N8 SB96D_BDO_KF_
3V
R588 Digital I/O, Operates at 2.9V Level Yes
N9 SB96D_BDO_KF_
5V
R577 Digital I/O, Operates at 5V Leve
l
Yes
N10 OPTA_SEL3 N10 Digital I/O, As Output Operates at 5V
Level
Yes
N11 OPTB_SEL3 N11 Digital I/O, As Output Operates at 5V
Level
Yes
N12 RXDIN_5V VR220 pin 1 Digital RS232 Input from Radio
Connector, Operates at 5V Level
Yes
N13 SB96_BUS_BUSY R576 Digital I/O, Operates at 5V Level Yes
N14 ATOD0 U407 pin 5 Analog Input for A to D Channel 0 Yes
P2 RXDIN_3V U301 pin N2 No
P3 V06_0 C523 2.9Vdc Yes
P4 V03_O C518 1.55Vdc Yes
P5 GND1 GND Yes
P6 V07_O C517 2.775Vdc Used Internally Yes
P7 USB1_DM VR220 pin 1 D- Cable Connection for USB1 Yes
P8 USB2_DM NC No
P9 ONE_WIRE_1 R215 Digital I/O, Operates at 2.9V Level Yes
P10 OPTA_SEL0 NC No
P11 OPTB_SEL0 NC No
P12 OPTB_SEL3 NC No
P13 CTS_CABLE_DET
_5V
R579 Digital I/O, Operates at 5V Level
Yes
Table 7-10. U501 MAKO IC Pinouts (for kit NNTN5567)
U301
Pin
No.
Description To/From Comment
Accessible
on Vococn
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