GM47/GM48 INTEGRATOR’S MANUAL

2.3 Jumpers, Switches and Connectors

You will notice that many jumpers are labelled “SW”. This is because the board was previously fitted with DIL switches. All jumpers are located on the developer’s board (see “Developer’s board overlay”, page 31).

Jumper

Signal

Setting

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

JP18

TD

Maintain jumper in

JP21 JP18

 

 

 

lower default position

 

 

 

 

 

 

JP21

RD

Maintain jumper in

 

 

 

 

 

 

 

 

lower default position

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

JP24

Reserved for

MUST remain open to prevent

 

 

future use

damage to the module. As an extra

 

 

 

precaution, maintain DCIO in the OFF

 

 

 

position

 

 

 

 

 

 

SW4

SERVICE

Connect the pins using the floating

 

 

 

connector ONLY when programming

 

 

 

the module or logging data

 

SW1, SW3, SW5,

See diagram

Default positions shown below. Move

 

SW6, SW7, SW8,

below

any “SW” jumper to the right-hand

 

SW9, SW10,

 

position to divert the signal to

 

SW11, J11 links

 

connector J12. Remove the J11 links

 

 

 

to bypass J8, J9 or CP1 and process

 

 

 

audio signals externally

 

 

 

 

 

 

 

 

J11

 

 

 

 

 

 

SIMRST SIMCLK

SCL

SDA SW8

VRTC

RD3 (RX3) TD3 (TX3)

SW11

PCMULD

PCMIN

PCMOUT

PCMCLK

ON/OFF

PRESENCE

SIMVCC

SIMDAT

SW1

BUZZER

LED

RI

DCD

SW9

DTR

CTS

RTS

RD (DFMS)

SW6

TD (DTMS)

RD2 (CFMS)

TD2 (CTMS)

PCMDLD

The links shown on J11 must be in place to access audio on J8, J9 or CP1

SW7

SW3

47

49

48

50

BEARP

SERVICE AFMS ATMS

SW10

PCMSYN MICN MICP BEARN

SW559

60

32

LZT 123 7263 R1C

Page 32
Image 32
Sony Ericsson GM48, GM47 manual Jumpers, Switches and Connectors, SW4 Service