Sony NW-MS6 USB Xdet, Vbus XON, Vbus INT, USB Xdreq, DSP Cclk, USB Tron, Ms Pwr, HP Beep, Lcd Xcs

Page 33

NW-MS6

Pin No.

Pin Name

I/O

Description

 

 

 

 

113

USB XDET

I

Not used (open)

 

 

 

 

114

VBUS XON

I

Not used (open)

 

 

 

 

115

VBUS INT

I

USB connect detection signal input from the voltage detector (IC9003)

 

 

 

 

116

USB XDREQ

I

Not used (fixed at “L”)

 

 

 

 

117

USB XINT

I

Not used (fixed at “L”)

 

 

 

 

118

XHOLD

I

System hold signal input from the HOLD switch of console unit

 

 

 

 

119

XTEST

I

Input terminal for the test mode setting “L”: test mode, normally fixed at “H”

 

 

 

 

120

DSP CCLK

I

Not used (fixed at “H”)

 

 

 

 

121

USB TRON

I

Not used (fixed at “L”)

 

 

 

 

122

MS PWR

O

Power on/off control signal output to a memory stick

 

 

 

 

123

HP BEEP

O

Beep sound control signal output to the headphone amplifier (IC3200)

 

 

 

 

124

LCD XCS

O

Chip select signal output for liquid crystal display drive to the console unit

 

 

 

 

125

SAM INT

I

Interrupt request signal input from the CXD1859GA (IC8000)

 

 

 

 

126

SSAM2 USB XINT

I

Not used (fixed at “L”)

 

 

 

 

127

MS EJ

I

Not used (fixed at “L”)

 

 

 

 

128

VSSCORE

Ground terminal

 

 

 

 

129

AVSS

Ground terminal (for analog system)

 

 

 

 

130

AVCC

Power supply terminal (+2.8V) (for analog system)

 

 

 

 

131 to 133

AD12 to AD10

I

Not used (fixed at “L”)

 

 

 

 

134

VBUS MONI

I

USB power voltage monitor input terminal (A/D input) Not used (fixed at “L”)

 

 

 

 

135

BATT MONI

I

Battery voltage monitor input terminal (A/D input) Not used (fixed at “L”)

 

 

 

 

136 to 140

AD7 to AD3

I

Not used (fixed at “L”)

 

 

 

 

141

KEY2

I

Key input terminal (A/D input) S2203 to S2205, S7001, S7002 (MEGA BASS, MENU,

DISPLAY, VOLUME+, VOLUME–) keys input

 

 

 

 

 

 

 

142

AD1

I

Not used (fixed at “L”)

 

 

 

 

143

AOUT

O

Not used (open)

 

 

 

 

144

VDDAD

Power supply terminal (+2.8V) (for A/D converter)

 

 

 

 

145

VSSAD

Ground terminal (for A/D converter)

 

 

 

 

146

VDDA

Power supply terminal (+1.8V)

 

 

 

 

147

LF

Low-pass filter connecting terminal

 

 

 

 

148

VSSA

Ground terminal

 

 

 

 

149

VDDCORE

Power supply terminal (+1.8V)

 

 

 

 

150

XTO

O

System clock output terminal (22.5792MHz)

 

 

 

 

151

XTI

I

System clock input terminal (22.5792MHz)

 

 

 

 

152

VSSCORE

Ground terminal

 

 

 

 

153

VSSIO2

Ground terminal

 

 

 

 

154

CUDATAI

I

Not used (fixed at “L”)

 

 

 

 

155

CUCLKI

I

Not used (fixed at “L”)

 

 

 

 

156

S RA

I

Not used (fixed at “L”)

 

 

 

 

157

VDDIO2

Power supply terminal (+2.8V)

 

 

 

 

158

CUDATAO

O

Not used (open)

 

 

 

 

159

CUCLKO

O

Not used (open)

 

 

 

 

160

S RB

O

Not used (open)

 

 

 

 

161

VSSIO2

Ground terminal

 

 

 

 

162

VDDIO2

Power supply terminal (+2.8V)

 

 

 

 

163 to 170

FRIO0 to FRIO7

I/O

Not used (open)

 

 

 

 

33

Image 33
Contents NW-MS6 SpecificationsDisassembly Table of ContentsDiagrams NW-MS6NW-MS6 Section Servicing Notes NW-MS6 Section General Looking at ControlsNW-MS6 Section Disassembly Disassembly FlowCase Block Assy Case Chassis Main Assy Guide LEDConsole Assy Console UNIT, SUB BOARD, Main BoardConsole Board Setting the Test Mode NW-MS6 Section Test ModeReleasing the Test Mode PreparationFlow Chart of Operations in the Test Mode Items to Check in the Test Mode 1. ROM/RAM Self-checkDisplay of Version and Destination Checking LOW Batt Voltage Checking the Rated VoltageUSB Self-check USBMemo Block Diagram Main Section Section DiagramsGIOE6 Block Diagram DISPLAY/POWER Supply SectionSurface Waveforms Main board Location Printed Wiring Boards Main Section Uses unleaded solderNW-MS6 Schematic Diagram Main /4 See page 27 for IC Block Diagrams NW-MS6 R9032 22k C9036 33k C9037 3300p R9033 Schematic Diagram SUB /2 NW-MS6 SUB Board Component Side SUB Board Conductor Side Printed Wiring Board SUB Section Uses unleaded solderMBM29LV400BC-90PBT-SJDE1-4 SN74LV139APWR MPC18A41FCR2 IC9006 XC62HR1902MR IC PIN Function Description WAKE0 WAKE1RXD SDI1Vbus XON USB XdetVbus INT USB XdreqFrre FrweFrcle FraleMSEL1, MSEL0 EXTAL0 CLKSEL2VSS0 CLKSEL3VSS7 VSS6ADR5, ADR6 VDD3Trst VDE7VSS13 ClkoutSection Exploded Views General Section17 18 Not supplied Main Board SectionResistors Section NW-MS6 Electrical Parts List MainDiode NW-MS6 MainVibrator Main SUBNW-MS6 SUB SwitchMemo Revision History