Sony MZ-N10 service manual IC Pin Function Description

Page 49

MZ-N10

6-5. IC Pin Function Description

• IC801 CXD2678-202GA (SYSTEM CONTROLLER, DIGITAL SIGNALPROCESSOR)

Pin No.

Pin Name

I/O

 

Description

 

 

 

 

1

OSCI

I

Resonator connection terminal for the system clock (22.5792MHz)

 

 

 

 

2

OSCO

O

Resonator connection terminal for the system clock (22.5792MHz)

 

 

 

 

3

VREFL

O

Reference voltage terminal connected to the capacitor (for the built-in D/A converter L-CH)

 

 

 

 

4

AOUTL

O

Built-in D/A converter L-CH signal output

 

 

 

 

5

AOUTR

O

Built-in D/A converter R-CH signal output

 

 

 

 

6

VREFR

O

Reference voltage terminal connected to the capacitor (for the built-in D/A converter R-CH)

 

 

 

 

7

ASYO

O

Playback EFM duplex signal output

 

 

 

 

8

ASYI

I

Playback EFM comparator slice level input

 

 

 

 

9

BIAS

I

Bias current input terminal for the playback EFM comparator

 

 

 

 

10

RFI

I

Playback EFM RF signal input from the RF amplifier

 

 

 

 

11

PCO

O

Phase comparison output terminal for the playback EFM system master PLL

 

 

 

 

12

FILI

I

Filter input terminal for the playback EFM system master PLL

 

 

 

 

13

FILO

O

Filter output terminal for the playback EFM system master PLL

 

 

 

 

14

CLTV

I

Internal VCO control voltage input terminal for the playback EFM system master PLL

 

 

 

 

15

PEAK

I

Peak hold signal input of the light amount signal (RF/ABCD) from the RF amplifier

 

 

 

 

16

BOTM

I

Bottom hold signal input of the light amount signal (RF/ABCD) from the RF amplifier

 

 

 

 

17

ABCD

I

Light amount signal (ABCD) input from the RF amplifier

 

 

 

 

18

FE

I

Focus error signal input from the RF amplifier

 

 

 

 

19

VC

I

Middle point voltage input from the RF amplifier

 

 

 

 

20

ADIO

O

Monitor output terminal of A/D converter input signal Not used (open)

 

 

 

 

21

ADRB

I

The lower limit voltage of A/D converter input terminal (connected to the ground)

 

 

 

 

22

SE

I

Sled error signal input from the RF amplifier

 

 

 

 

23

TE

I

Tracking error signal input from the RF amplifier

 

 

 

 

 

24

AUX1

I

Auxiliary A/D input (fixed at

“H” in this set)

 

 

 

 

25

ADRT

I

The upper limit voltage of A/D converter input terminal (fixed at “H” in this set)

 

 

 

 

26

DCHG

I

Connecting terminal with the analog power supply of low impedance (fixed at “H” in this set)

 

 

 

 

27

APC

I

Error signal input for the laser automatic power control (fixed at “H” in this set)

 

 

 

 

28

ADFG

I

ADIP duplex FM signal (22.05±1kHz) input from the RF amplifier

 

 

 

 

29

APCREF

O

Reference PWM signal output for the laser automatic power control to the RF amplifier

 

 

 

 

30

TRDR

O

Tracking servo drive PWM signal output (–) to the coil driver

 

 

 

 

31

TFDR

O

Tracking servo drive PWM signal output (+) to the coil driver

 

 

 

 

32

FFDR

O

Focus servo drive PWM signal output (+) to the coil driver

 

 

 

 

33

FRDR

O

Focus servo drive PWM signal output (–) to the coil driver

 

 

 

 

 

34

FS4

O

176.4kHz clock signal output

 

 

 

 

 

35

SFDR

O

Sled servo drive PWM signal output to the motor driver

 

 

 

 

36

SPRD

O

Spindle motor drive control signal output (U) to the motor driver

 

 

 

 

37

SPFD

O

Spindle servo drive PWM signal output to the motor driver

 

 

 

 

38

SPDV

O

Spindle motor drive control signal output (V) to the motor driver

 

 

 

 

39

SPDW

O

Spindle motor drive control signal output (W) to the motor driver

 

 

 

 

40

SPCU

I

Spindle motor drive comparison signal input (U) from the motor driver

 

 

 

 

41

SPCV

I

Spindle motor drive comparison signal input (V) from the motor driver

 

 

 

 

42

SPCW

I

Spindle motor drive comparison signal input (W) from the motor driver

 

 

 

 

43

SLDV

O

Sled motor drive control signal output (V) to the motor driver

 

 

 

 

44

SLDW

O

Sled motor drive control signal output (W) to the motor driver

 

 

 

 

45

SLCU

I

Sled motor drive comparison signal input (U) from the motor driver

 

 

 

 

46

SLCV

I

Sled motor drive comparison signal input (V) from the motor driver

 

 

 

 

47

SLCW

I

Sled motor drive comparison signal input (W) from the motor driver

 

 

 

 

48

SRDR

O

Sled motor drive control signal output (U) to the motor driver

 

 

 

 

 

49

DIN

I

Digital audio signal input

 

 

 

 

 

 

50

DADT

O

Audio data output terminal

Not used (open)

 

 

 

 

 

49

Page 48 Page 50
Image 49
Page 48 Page 50
Contents ATRAC3 LP2/LP4 MZ-N10Flexible Circuit Board Repairing On power sourcesPolarity of the plug Table of Contents System requirements Section Servicing NotesSection General Recorder Headphones/earphones with a remote controlEquipment can be removed using the following procedure Section DisassemblyUpper Panel Section Bottom Panel Section, Jog Dial SectionMD Mechanism Deck MT-MZN10-181, Set Chassis Main Board SectionGear SA, Gear SB OP Service Assy ABX-1RHolder Assy Setting Method of Test Mode Section Test ModeOperation in Setting the Test Mode Releasing the Test ModeManual Mode Configuration of Test ModeTransition method in manual mode A n u a lF F J 0 011 C 6 8 S 0011 0 6 3 B 0 011 0 5 9 a 0L r O K ? Reset the Error Display CodeR r C L R 000 000 P * * R000 FF 000 rFF000 JOG+ RMC OK000 JOG+OK 000 JOGResNV CC ResetResOK? 021 Res741 VC1 L Power Supply Manual Adjustment742 VC1 H 743 VC2 Lo748 REG3L2 747 REG3L1749 REG3 H Vrec L754 3.3upc Vrec HChgV L ChgV HTP1907 REG3 TP1909 REG1 Configuration of power supply adjustment auto item feed Power Supply Adjustment Auto Item FeedAssy ADJ OKLrefPw @ LaserHrefPw @ WrPwLo @Adjusted values modifying procedure Configuration of overall adjustment mode881 ###S 882 ###S000 *** NG Assy11CD OK MO OKMO overall adjustment items Resume Resume clear setting method043 Res ResClrPreparation Rewriting the Patch Data at Replacement of Main BoardPre-check Rewriting the patch dataMZ-N10 Confirmation of contents of the patch data rewrited Removing the set Rewriting the NV values How to get the application NVWriter for NV values rewritingRewriting the NV values MZ-N10 MZ-N10 MZ-N10 Remaining charging time Number of times of fully charging 043Block Diagram Section Diagrams4Vp-p WaveformsSemiconductor Location Printed Wiring Board Main Board Side a Uses unleaded solderMain Board Main Board Side B Uses unleaded solderSchematic Diagrams Main Board 1/4 See page 38 for Waveforms C513 270 ∝H TC7SZ126AFE IC302 AN17020A-VB IC Block DiagramsIC502 XC62HR2202MR IC503 XC62HR2502MR IC862 R2061K01-E2 IC951 SC901582EPR2 IC Pin Function Description Fmck SensXskh XsklXcsnv FfclrJoga JogbUosco UosciSI3 SO3XCS XrasDVSS0 DVSS1FVSS0 FVDD0Msak KNOB, Balance White . . . RED Section Exploded ViewsUS,CND,HK,KR,TW,E18,CH Bottom Panel Section111 112 106 105 104 103 Chassis Section152 153 151 MD Mechanism Deck Section MT-MZN10-181Section Main Electrical Parts ListMain CAP,CHIP Ceramic Resistor Switch 505 501 502504 503 507Memo Date Description of Revision Revision History
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