Sony NW-MS6 WAKE1, WAKE0, Rxd, SDI1, Bio, SDO1, SCK1, USB Chgon, FR Xrst, Lcdon, Hp Pwr, Hpbbon

Page 32

NW-MS6

Pin No.

 

Pin Name

I/O

Description

 

 

 

 

 

 

 

 

 

69

 

WAKE1

I

System hold off signal input from the HOLD switch of console unit

 

 

The signal input, when switch position is changed from on to off

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

70

 

WAKE0

I

System wake up signal input by any key is pressed

 

 

 

 

 

 

 

 

 

 

71

 

RXD

I

Not used (open)

 

 

 

 

 

 

 

 

 

 

72

 

SDI1

I

Serial data input from the RV5C348A (IC1001)

 

 

 

 

 

 

 

 

 

 

73

 

 

BIO

I

Not used (open)

 

 

 

 

 

 

 

 

 

 

74

 

VDDIO1

Power supply terminal (+2.8V)

 

 

 

 

 

 

 

 

 

 

75

 

VSSIO1

Ground terminal

 

 

 

 

 

 

 

 

 

 

76

 

 

XF

O

Not used (open)

 

 

 

 

 

 

 

 

 

 

77

 

TXD

O

Not used (open)

 

 

 

 

 

 

 

 

 

 

78

 

SDO1

O

Serial data output to the RV5C348A (IC1001)

 

 

 

 

 

 

 

 

 

79

 

SCK1

O

Serial data transfer clock signal output to the RV5C348A (IC1001)

 

 

 

 

 

 

 

 

 

80

 

VSSCORE

Ground terminal

 

 

 

 

 

 

 

 

 

 

81

 

USB CHGON

O

Not used (open)

 

 

 

 

 

 

 

 

 

 

82

 

FR XRST

O

Not used (open)

 

 

 

 

 

 

 

 

 

83

 

DAC XPD

O

Power on/off control signal output to the D/A converter (IC3100)

 

 

 

 

 

 

 

 

84

 

LCDON

O

Power on/off control signal output for the liauid crystal display unit

“H”: LCD on

 

 

 

 

 

 

85

 

HP PWR

O

Power on/off control signal output to the headphone amplifier (IC3200)

 

 

 

 

 

 

86

 

HPBBON

O

Bass boost on/off control signal output to the headphone amplifier (IC3200)

 

 

 

 

 

 

87

 

HPMUTE

O

Muting on/off control signal output to the headphone amplifier (IC3200)

 

 

 

 

 

 

 

88

 

DAC DEMP

O

Emphasis control signal output to the D/A converter (IC3100)

 

 

 

 

 

 

 

 

89

 

ORANGE

O

LED drive signal output for access indicator (LED6000)

“H”: LED on

 

 

 

 

 

 

 

 

90

 

LED ON

O

LED drive signal output terminal Not used (open)

 

 

 

 

 

 

 

 

 

 

91

 

EXTON

O

Not used (open)

 

 

 

 

 

 

 

 

92

 

EL ON

O

Power on/off control signal output for the back light of liquid crystal display unit

 

“H”: back light on

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

93

 

CHGON

O

Not used (open)

 

 

 

 

 

 

 

 

 

94

 

USB XDACK

O

Not used (open)

 

 

 

 

 

 

 

 

 

95

 

USB XINT

O

Not used (open)

 

 

 

 

 

 

 

 

 

96

 

USB REG CE

O

Not used (open)

 

 

 

 

 

 

 

 

 

 

97

 

TSB

I/O

Not used (open)

 

 

 

 

 

 

 

 

 

98

 

VSSCORE

Ground terminal

 

 

 

 

 

 

 

 

 

99

 

SPCK

O

Not used (open)

 

 

 

 

 

 

 

 

 

100

 

XIRQ

O

Not used (open)

 

 

 

 

 

 

 

101

 

SCK0

O

Serial data transfer clock signal output for liquid crystal display drive to the console unit

 

 

 

 

 

 

102

 

SDO0

O

Serial data output for liquid crystal display drive to the console unit

 

 

 

 

 

 

 

 

 

103

 

 

FS4

O

Clock signal output to the power controller (IC9005)

 

 

 

 

 

 

 

104

 

WAKE

O

Power wake up request signal output to the power controller (IC9005)

 

 

 

 

 

 

 

105

 

VDDCORE

Power supply terminal (+1.8V)

 

 

 

 

 

 

 

 

106

 

SDI0

O

Serial data output for liquid crystal display drive to the console unit

 

 

 

 

 

 

 

 

107

 

SLEEPEN

I

Not used (open)

 

 

 

 

 

 

 

108

 

WAKEEN

I

Wake up enable signal input from the reset signal generator (IC9003)

 

 

 

 

 

 

 

109

 

XCRST

I

System reset signal input from the reset signal generator (IC9007)

“L”: reset

 

For several hundreds msec. after the power supply rises, “L” is input, then it changes to “H”

 

 

 

 

 

 

 

 

 

 

 

110

 

OSCEN

I

OSC enable signal input from the reset signal generator (IC9003)

 

 

 

 

 

 

 

 

111

 

VDDCORE

Power supply terminal (+1.8V)

 

 

 

 

 

 

 

 

112

 

ROM RY/XBY

O

Ready/busy signal output to the flash memory (IC5000)

“L”: busy, “H”: ready

 

 

 

 

 

 

 

 

32

Image 32
Contents Specifications NW-MS6Table of Contents DisassemblyDiagrams NW-MS6NW-MS6 Section Servicing Notes Looking at Controls NW-MS6 Section GeneralCase Block Assy NW-MS6 Section DisassemblyDisassembly Flow Case Guide LED Chassis Main AssyConsole UNIT, SUB BOARD, Main Board Console AssyConsole Board NW-MS6 Section Test Mode Setting the Test ModeReleasing the Test Mode PreparationDisplay of Version and Destination Flow Chart of Operations in the Test ModeItems to Check in the Test Mode 1. ROM/RAM Self-check Checking the Rated Voltage Checking LOW Batt VoltageUSB USB Self-checkMemo Section Diagrams Block Diagram Main SectionBlock Diagram DISPLAY/POWER Supply Section GIOE6Surface Waveforms Main board Printed Wiring Boards Main Section Uses unleaded solder LocationNW-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 Printed Wiring Board SUB Section Uses unleaded solder SUB Board Component Side SUB Board Conductor SideMBM29LV400BC-90PBT-SJDE1-4 SN74LV139APWR MPC18A41FCR2 IC9006 XC62HR1902MR IC PIN Function Description WAKE1 WAKE0RXD SDI1USB Xdet Vbus XONVbus INT USB XdreqFrwe FrreFrcle FraleMSEL1, MSEL0 CLKSEL2 EXTAL0VSS0 CLKSEL3VSS6 VSS7ADR5, ADR6 VDD3VDE7 TrstVSS13 Clkout17 18 Section Exploded ViewsGeneral Section Main Board Section Not suppliedSection NW-MS6 Electrical Parts List Main ResistorsNW-MS6 Main DiodeMain SUB VibratorSwitch NW-MS6 SUBMemo Revision History