Sony MZ-E10 service manual Lpwm+

Page 28

MZ-E10

Pin No.

Pin Name

I/O

Description

 

 

 

 

110

D LPWM+

O

L-CH audio signal output

 

 

 

 

111

D PWM–

O

Not used (open)

 

 

 

 

112

D RPWM+

O

R-CH audio signal output

 

 

 

 

113

D RPWM–

O

Not used (open)

 

 

 

 

114

D CPWM

O

Not used (open)

 

 

 

 

115

DPVDD

Power supply

 

 

 

 

116

VVDD

Power supply

 

 

 

 

117

VPDO

O

Not used

 

 

 

 

118

VVSS

Ground

 

 

 

 

119

AVSS1

Ground

 

 

 

 

120

AVDD1

Power supply

 

 

 

 

121

AUX

I

Not used

 

 

 

 

122

VC

I

VC monitor input to RF AMP (SN761058ZQL)

 

 

 

 

123

FE

I

FE signal input to RF AMP (SN761058ZQL)

 

 

 

 

124

TE

I

TE signal input to RF AMP (SN761058ZQL)

 

 

 

 

125

ABCD

I

ABCD signal input to RF AMP (SN761068)

 

 

 

 

126

BOTTOM

I

RF/ABCD bottom hold signal to RF AMP (SN761058ZQL)

 

 

 

 

127

PEAK

I

RF/ABCD peak hold signal to RF AMP (SN761058ZQL)

 

 

 

 

128

AVDD

Power supply

 

 

 

 

129

VC VSS

Ground

 

 

 

 

130

ISET

I

Bias resistor connect terminal of charge pump

 

 

 

 

131

FR

I

Bias resistor connect terminal of oscillator

 

 

 

 

132

VC VDD

Power supply

 

 

 

 

133

PDO

O

Charge pump (VCEC) output

 

 

 

 

134

JITTERC

O

Capacitor connect terminal of jitter measurement

 

 

 

 

135

HFL

I

Track detect signal input from RF AMP (SN761058ZQL)

 

 

 

 

136

EFMIN

I

EFM signal input from RF AMP (SN761058ZQL)

 

 

 

 

137

SLCISET

O

Bias resistor connect terminal of slice level amplifier

 

 

 

 

138

SLCO

O

Slice level of EFM signal output

 

 

 

 

139

ADIPWO

I

ADIP signal input from RF AMP (SN761058ZQL)

 

 

 

 

140

VCC2

Power supply

 

 

 

 

141

VSS

Ground

 

 

 

 

142 to 149

DATA0 to 7

I/O

Not used

 

 

 

 

150

FWEB

Not used

 

 

 

 

151

FOEB

Not used

 

 

 

 

152

FCEB

Not used

 

 

 

 

153 to 158

ADR 0 to 5

Not used

 

 

 

 

159

MCASB

Not used

 

 

 

 

160

MOEB

Not used

 

 

 

 

161

MAD9

Not used

 

 

 

 

162

MAD8

Not used

 

 

 

 

163

ADR6

Not used

 

 

 

 

164

ADR7

Not used

 

 

 

 

165

MAD7

Not used

 

 

 

 

166

MDR8

Not used

 

 

 

 

167

MAD6

Not used

 

 

 

 

168

ADR9

Not used

 

 

 

 

169

ADR10

Not used

 

 

 

 

170

VDD

Power supply

 

 

 

 

171

MAD5

Not used

 

 

 

 

172

VSS

Ground

 

 

 

 

28

Image 28
Contents Specifications 874-219-01Table of Contents DisassemblyDiagrams GeneralSection Servicing Note Playing an MD Section GeneralPanel Assy S, Upper Section DisassemblyMechanism Deck MT-MZE10-184 Power BOARD, Main Board Bracket AssyControl Board Optical PICK-UP Assy ABX-1ESSetting the Test Mode Section Test ModeTest Mode Structure Manual Lrefpw 3FAaas 3F Offj 3FKEY Check Mode 000000 FF 000 rFFReset Res OK?000 Res VarB1kPower Supply Voltage Adjustments 862 88D3 FC862 88C6 862 88C7 8D742 Vc1 743 Vc2Cls D Charge Adjustments ChgV LADJ OK ChgIOfChgI L NvWrt CC026 026 828ACD OK MO OKResume 043 ResPatClr CC PatClr DDPatch 023 8922Varsion Section Diagrams Block DiagramsPrinted Wiring Boards Main /2 Uses unleaded solderSee page 25 for Notes SemiconductorMain Board Unreg Group SCHEMATIzC Diagram Main /3 IY JYSCHEMATIzC Diagram Main /3 z See page 25 for Notes VO PWMWaveforms DigitalIC PIN Function Descrintion Pin No Pin Name DescriptionXslp MTR OP LPWM+ MAD4 IC Block Diagrams IC301 NJU8713V-TE2 IC501 SN761058ZQL Main Section Section Exploded Views18 33 126 Mechanism Deck Section MT-MZE10-184 M902 Not supplied M901Section Electrical Parts List MainChip Ceramic Main Power Control SWITCH, Tactile Memo Revision History

MZ-E10 specifications

The Sony MZ-E10, a compact MiniDisc player released during the height of the MiniDisc era, is renowned for its portability and impressive features tailored for audiophiles and casual listeners alike. Designed with user-friendliness in mind, the MZ-E10 weighs just 130 grams and fits easily into pockets or bags, making it the ideal companion for music on the go.

One of the standout features of the Sony MZ-E10 is its ability to record audio digitally, allowing users to contribute their own music to the MiniDisc format. This recording feature utilizes Sony's advanced ATRAC (Adaptive Transform Acoustic Coding) algorithm, which compresses audio without a significant loss in quality. This means that listeners can enjoy high-quality sound while optimizing storage space on their MiniDiscs.

The MZ-E10 supports various playback modes, including standard play and shuffle, enhancing the listening experience. Moreover, it boasts an easy-to-read LCD display that shows track information, battery life, and various playback settings. The user interface is straightforward, featuring tactile buttons that facilitate navigating through menus and playlists.

Battery life is another key characteristic, as the MZ-E10 can offer extended playback times with just a single AA battery. This efficiency is perfect for users who may be traveling or away from power sources for extended periods. To further enhance its functionality, the player features a line-in recording capability, allowing connection to external devices for capturing audio, such as recordings from vinyl or cassettes.

In terms of design, the MZ-E10 exudes a sleek and modern aesthetic, with a durable casing designed to withstand the rigors of daily use. The player is equipped with a headphone jack that supports both standard and high-impedance headphones, catering to a variety of audio preferences.

Overall, the Sony MZ-E10 stands as a testament to innovative technology in portable music playback. With its combination of compact design, high-quality audio recording and playback, and user-friendly features, it secured its place in the hearts of many music enthusiasts during its time. While modern technology has shifted primarily towards digital streaming and solid-state formats, the MZ-E10 remains a cherished artifact for those who appreciate the unique qualities of the MiniDisc system.