Sony MX-E501 service manual Lcd Stb

Models: MX-E501

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MZ-E501

Pin No.

Pin Name

I/O

Description

 

 

 

 

206

LCD STB

O

Not used (open)

 

 

 

 

207

LCD RST

O

Not used (open)

208

REC LED

O

Not used (open)

 

 

 

 

209

LD ON

O

Not used (open)

 

 

 

 

210

TSB SLV CHK

I

TSB slave check

 

 

 

 

211

K-TAI_MON

I

Not used (open)

212

K-TAI_SW

I

Not used (open)

213

MCUVSS1

Ground (for the microcomputer block)

214

CAV CLV SW

O

Not used (open)

 

 

 

 

215

XOPT CTL

O

Not used (open)

 

 

 

 

216

CS RTC

O

Not used (open)

217

OFTRK

I

Off track signal input

 

 

 

 

218

MUTE

O

Analog mute “H”: muting ON

219

XCS NV

O

NV RAM chip select

 

 

 

 

220

XRST MTR

O

NADESHIKO2 reset

DRV

 

 

 

 

 

 

 

221

XRF RST

O

TIARA reset

 

 

 

 

222

MCUVDD3

Power supply (for the microcomputer block)

223

SPDL MON

I

Spindle monitor

 

 

 

 

224

XAVLS

I

AVLS SW detection

225, 226

SOUND 1, 2

I

Not used (open)

227

XHOLD SW

I

HOLD switch detection

 

 

 

 

228

SYNC REC

I

Not used (open)

229

TSB_SSB_CTL

O

TSB/SSB switching

 

 

 

 

230

PROTECT

I

Not used (open)

231

FLASHVDD

Power supply for FLASH

 

 

 

 

232

FLASHVSS

Ground terminal for FLASH

233

SLD MON

I

Sled monitor

 

 

 

 

234

VLON

O

Laser power supply control

235

SLEEP

O

SLEEP request

 

 

 

 

236

FFCLR

O

Input latch output for the start signal

237

CHG GAIN

O

Not used (open)

 

 

 

 

238

CHG

O

Not used (open)

 

 

 

 

239

TUN REG ON

O

Not used (open)

 

 

 

 

240

XHP STBY

O

HP Amp power supply control

 

 

 

 

241

MIFVDD3

Power supply (for the microcomputer I/F block)

 

 

 

 

242

MIFVSS2

Ground (for the microcomputer I/F block)

243

TEST2

O

Not used (open)

 

 

 

 

244

NC

Not used (open)

16

Page 52
Image 52
Sony MX-E501 service manual Lcd Stb