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Sony MZ-NF810 Adjustment/checking and Connection Location:

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MZ-NF810/NF810CK

Adjustment/checking and Connection Location:

IC951

IC671 IC851

IC801

IC501

IC301

IC601

IC901

IC361

TP1715

TP1717

TP1524

TP1519

C533

TP1909

TP1930

TP1892

TP1356

115

CSP(Chip Size Package)

CSP

(Chip

Size

Package)

10 1

TP1720

TP1823

BATT– (GND)

TP1909(REGO1)

TP1905(VCOUT)

TP1907(REGO3)

BATT+ (W902)

TP1620(VREC)

TP1928(VCO1)

MAIN BOARD (SIDE B)

Contents

Main SERVICE MANUAL PORTABLE MINIDISC RECORDER US Model Canadian Model Continued on next page SPECIFICATIONS Ba ttery life TABLE OF CONTENTS 1. SER VICING NO TES 2. GENERAL 3. DISASSEMBLY 4. TEST MODE 5. ELECTRICAL ADJUSTMENTS 6. DIAGRAMS 8. ELECTRICAL P ARTS LIST 7. EXPLODED VIEWS OPTICAL PICK-UP FLEXIBLE BOARD * * SECTION 2 GENERAL instruction manual. 17 16 15 MZ-NF810/NF810CK SECTION 3 DISASSEMBLY 3-1. Disassembly Flow 3-2. Case (Lower) 3-3. MAIN Board, Battery Case MZ-NF810/NF810CK 3-5. LCD Module, Panel Upper Block 3-4. Panel (Upper) Section 3-6. Mechanism Deck (MT-MZN710-177) MZ-NF810/NF810CK 3-7. OP Service Assy (LCX-5R) 3-9. DC Motor (Sled) (M602) 3-8. Holder Assy 3-10. DC Motor (Over Write Head Up/Down) (M603), DC SSM18B Motor (Spindle) (M601) Operation in Setting the Test Mode Ver 1.500 Releasing the Test Mode 00 SECTION 4 TEST MODE Outline Manual Manual Mode [Adjusted value write] [Medium item switching] [DISPLAY] 1 0000 C68S01 SEARCH] is pressed or the [DISPLAY] LrefPw OFFJ01 Reset the Error Display Code Key Check Mode SET OK ** P**R** RMC OK ** Sound Skip Check Result Display Mode rP PUS ** Res*** 021 Reset! 021 021 ResOK? 015 SetTmp ** NV reset (after several seconds) 021 ResNV CC 741 VC1 L ** 742 VC1 H ** 743 VC2 Lo ** 744 VC2 Hi ** 745 REG1 ** 748 REG3L2 ** 749 REG3 H ** 751 VREC L ** 752 VREC M ** 753 VREC H ** 756 ChgV H ** 757 CIL ** 758 CIH ** 755 ChgV L ** Adjustment/checking and Connection Location: MAIN BOARD Power Supply Adjustment Auto Item Feed 015 SetTmp ** +] or [VOL --] key. 741 VC1 L ** END SEARCH key or P MODE key on the remote commander. 000Assy ** 015 SetTmp 19 741 VC1 L ** 742 VC1 H ** 743 VC2 Lo ** 744 VC2 Hi ** 745 REG1 ** 000 Assy** Laser Power Check 014 WrPwHi ** 013 WrPwLo ** 012 HrefPw ** 000 Assy11 XXX CD RUN 000 MO OK 000 CD OK 000 *** NG 2. MO overall adjustment items r Rewriting the Patch Data at Replacement of Main Board (IC851) Page Page Page Rewriting the NV values Page Page Page Page SECTION 6 DIAGRAMS 6-1. Block Diagram 2 CONV VOUT 5 2 3 7 6 12 A B C D E F G H I 34567891011 6-4. Printed Wiring Board MAIN Board (Side B) :Uses unleaded solder. MAIN BOARD Semiconductor Location * * 12 A B C D E F G H I J 34567891011 C671 42 0.1 B 100 6.3V 10k 0 * R305 43 43 41 AK6510CL-L 0.1 B RADIO ON R504 43 41 41 0.01 B 10k TP1540 IC Block Diagrams IC301 AK5356VN-N IC361 TA2131FL (EL) IC501 SN761058ZQLR IC601 XPC18A22AEPR2 IC651 XC6367A331MR IC701 SC111258EPR2 GND1 NC GND2 CPWI1 IC951 SC901582EPR2 IC901 SC901580EPR2 (VCC) REF2 REF1 6-9. IC Pin Function Description Page Page Page Page Page SECTION 7 EXPLODED VIEWS 7-2. Chassis Section 7-3. MAIN Board Section 7-4. Mechanism Deck Section-1 (MT-MZN710-177) 7-5. Mechanism Deck Section-2 (MT-MZN710-177) SECTION 8 ELECTRICAL PARTS LIST