Motorola SSETM 5000 User Manual

Page 154

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November 11, 2004

6881094C12-A

10-20

Troubleshooting Tables: List of Board and IC Signals

A7

XTAL1

G_32K

32.768 kHz

Square Wave

Yes

B7

XTAL2

No

A8

PRSC2

C514

3.77V

Yes

B8

LX2

D502

262.144 kHz

Square Wave

Yes

A9

PGND1

GROUND

Yes

B9

FB2

R501

1.85V

Yes

C8

ON

R579

Yes

A10

FB1

R502

3.77V

Yes

B10

LX1

D503

262.144 kHz

Square Wave

Yes

C9

PWRON

C529

At Battery

Voltage Level

Yes

D8

INT_EXT

GROUND

Yes

C10

PSRC1

C531

At Battery

Voltage Level

Yes

E7

WDI

R576

3.0V

Yes

D10

MOSPORTB

C529

At Battery

Voltage Level

Yes

D9

ISENSE

NC

No

E8

CHRGC

NC

No

E9

SQ_OUT

NC

No

E10

BPOS

C529

At Battery

Voltage Level

Yes

F7

BATTERY

NC

No

F8

AUX_BAT

NC

No

F9

AUX_FET

NC

No

F10

MAIN_FET

NC

No

E6

PGM2

C529

At Battery

Voltage Level

Yes

G8

PGM1

C529

At Battery

Voltage Level

Yes

G10

AGND1

GROUND

Yes

G9

REF

C528

3.0V

Yes

Table 10-9. U501 GCAP II IC Pinouts (Continued)

U501

Pin No.

Description

To/From

Comment

Accessible

on Vocon?

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