November 16, 2006 6881094C31-E
7-28 Troubleshooting Tables: List of Board and IC Signals
G4 HV_BG C506 Bandgap Output at 1.231V Yes
G5 GND4 GND Yes
G10 OPT_GPIO2 NC No
G11 SW5_PHASE NC No
G12 SW1_VDDHV R569 or
C510 Switcher 1 Supply Input from SW_B+ Yes
G13 SW1_VDD C511 5Vdc Output Yes
G14 SW1_SUMCOMP_
DL
Q502 pin 4 Pulse Width Modulated Output at 5V Yes
H1 EXT_SPKR_P J101 pin 9 Analog Output, Positive External
Speaker PA Pin
Yes
H2 VC_OUT_M R598 Voice Codec Analog Output Yes
H3 VC_OUT_P R597 Voice Codec Analog Output Yes
H4 VCM2 C570 Yes
H5 GND8 GND Yes
H10 VBUS1 NC No
H11 SW1_VSEN_BUK Q502 pin 1 Yes
H12 SW1_VOUT C513 Yes
H13 SW1_DH NC No
H14 SW1_GND GND Yes
J1 EXT_MIC_M C559
Analog Input, External Mic Negative
Input Yes
J2 EXT_MIC_P C554
Analog Input, External Mic Positive
Input Yes
J3 VCM1 C562 Analog I/O Yes
J4 GND3 GND Yes
J5
TXDO_BDI_UP_3
V U301 pin K6 No
Table 7-10. U501 MAKO IC Pinouts (for kit NNTN5567)
U301
Pin
No.
Description To/From Comment
Accessible
on Vococn
To Next Page
Loading...
