User Guide

Apx. C Pin Assignments Appendices

Satellite M20 Maintenance Manual C-25

Table C-28 Expansion Docking connector B (240 pin + power) (4/4)

Pin No. Signal Name I/O Pin No. Signal Name I/O

211 SLCTIN# O 212 PINIT# O

213 ERROR# I 214 ALF# O

215 Reserved - 216 Reserved -

217 GND - 218 Reserved -

219 Reserved - 220 Reserved -

221 GND - 222 Reserved -

223 Reserved - 224 Reserved -

225 GND - 226 Reserved -

227 Reserved - 228 Reserved -

229 GND - 230 Reserved -

231 Reserved - 232 Reserved -

233 GND - 234

LED_LANACT#

235 LED_LAN# I 236 DOCDT2# I

237 N.C - 238 N.C -

239 RX+ O 240 RX- O

Power Supply Board

C.29 CN520 RTC Battery Connector (2-Pin)

Table C-29 RTC battery connector pin assignments (2-Pin)

Pin No. Signal Name I/O Pin No. Signal Name I/O

1 RTCVCC - 2 GND O

Sound Board

C.30 JACK1001 Headphone Connector (8-Pin)

Table C-30 Headphone connector pin assignments (8-Pin)

Pin No. Signal Name I/O Pin No. Signal Name I/O

1 GND - 2 AB_SPK_OUT_L

3 AB_SPK_OUT_L

O 4 N.C -

5 N.C I 6 +AVCC_BOARD -

7 GND 8 GND