Service Manual
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...subject to be used for after sales service only. MD-MS722/C/W/MS721W SERVICE MANUAL No. CONTENTS Page SAFETY PRECAUTION FOR SERVICE MANUAL (MD-MS722W/MS721W ONLY 2 SPECIFICATIONS ...3 NAMES OF PARTS ...4 OPERATION MANUAL ...6 QUICK GUIDE (MD-MS722 ONLY) ...9 DISASSEMBLY ...11 INSTALLING THE TOP CABINET...OF IC ...44 PARTS GUIDE/EXPLODED VIEW PACKING OF THE SET (MD-MS722 ONLY) SHARP CORPORATION - 1 - SX891MDMS722U (Illustration: MD-MS722/MS722C/MS722W) MD-MS722 MD-MS722C MD-MS722W MD-MS721W(BL) MD-MS721W(S) (Illustration: MD-MS721W) • In the interests of user-safety the set ...
...subject to be used for after sales service only. MD-MS722/C/W/MS721W SERVICE MANUAL No. CONTENTS Page SAFETY PRECAUTION FOR SERVICE MANUAL (MD-MS722W/MS721W ONLY 2 SPECIFICATIONS ...3 NAMES OF PARTS ...4 OPERATION MANUAL ...6 QUICK GUIDE (MD-MS722 ONLY) ...9 DISASSEMBLY ...11 INSTALLING THE TOP CABINET...OF IC ...44 PARTS GUIDE/EXPLODED VIEW PACKING OF THE SET (MD-MS722 ONLY) SHARP CORPORATION - 1 - SX891MDMS722U (Illustration: MD-MS722/MS722C/MS722W) MD-MS722 MD-MS722C MD-MS722W MD-MS721W(BL) MD-MS721W(S) (Illustration: MD-MS721W) • In the interests of user-safety the set ...
Service Manual
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...UNDGÅ UDSETTELSE FOR STRÅLING. (Illustration: MD-MS722W) Precaution to be taken when replacing and servicing the Laser Pickup. In order to protect your eyesagainst exposure to the laser. This Portable MiniDisc Recorder is located on a position outer than the lead-... SPÄRRAR ÄR URKOPPLADE. INVISIBLE LASER RADIATION WHEN OPEN AND INTERLOCKS DEFEATED AVOID EXPOSURE TO BEAM . MD-MS722/C/W/MS721W SAFETY PRECAUTION FORSERVICE MANUAL (MD-MS722W/MS721W ONLY) Precaution to be taken when replacing and servicing the laser pickup. However, the following precautions...
...UNDGÅ UDSETTELSE FOR STRÅLING. (Illustration: MD-MS722W) Precaution to be taken when replacing and servicing the Laser Pickup. In order to protect your eyesagainst exposure to the laser. This Portable MiniDisc Recorder is located on a position outer than the lead-... SPÄRRAR ÄR URKOPPLADE. INVISIBLE LASER RADIATION WHEN OPEN AND INTERLOCKS DEFEATED AVOID EXPOSURE TO BEAM . MD-MS722/C/W/MS721W SAFETY PRECAUTION FORSERVICE MANUAL (MD-MS722W/MS721W ONLY) Precaution to be taken when replacing and servicing the laser pickup. However, the following precautions...
Service Manual
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...control unit Earphones (impedance: 32 ohms)/ remote control unit MiniDisc Recorder Type: Signal readout: Audio channels: Frequency response: Rotation speed: Error correction: Coding: Recording method: Sampling frequency: Wow and flutter: Portable MiniDisc recorder Non-contact, 3-beam semi-coductor laser pick-up Stereo 2...different, depending on the type and manufacturer of 20oC. MD-MS722/C/W/MS721W FOR A COMPLETE DESCRIPTION OF THE OPERATION OF THIS UNIT, PLEASE REFER TO THE OPERATION MANUAL. Output level: (MS722/MS722C) Headphones LINE Specified Maximum Load output output level ...
...control unit Earphones (impedance: 32 ohms)/ remote control unit MiniDisc Recorder Type: Signal readout: Audio channels: Frequency response: Rotation speed: Error correction: Coding: Recording method: Sampling frequency: Wow and flutter: Portable MiniDisc recorder Non-contact, 3-beam semi-coductor laser pick-up Stereo 2...different, depending on the type and manufacturer of 20oC. MD-MS722/C/W/MS721W FOR A COMPLETE DESCRIPTION OF THE OPERATION OF THIS UNIT, PLEASE REFER TO THE OPERATION MANUAL. Output level: (MS722/MS722C) Headphones LINE Specified Maximum Load output output level ...
Service Manual
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... rechargeable battery. When the battery needs charging, it will be shown. When the battery is in 3.0 hours. This is possible. Digitally recorded MiniDisc Playback Digital cable Recording Analogue recording is normal. OPERATION MANUAL MD-MS722/C/W/MS721W Insert the side with a new one. Recharge the battery or replace the alkaline battery with the arrow first. 3 Close the rechargeable...
... rechargeable battery. When the battery needs charging, it will be shown. When the battery is in 3.0 hours. This is possible. Digitally recorded MiniDisc Playback Digital cable Recording Analogue recording is normal. OPERATION MANUAL MD-MS722/C/W/MS721W Insert the side with a new one. Recharge the battery or replace the alkaline battery with the arrow first. 3 Close the rechargeable...
Service Manual
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...manual for recording may be encountered, depending on how the disc has been recorded or edited. If such a problem occurs, do the following conditions may not be increased by one. MINIDISC SYSTEM LIMITATIONS MiniDiscs... SHARP service centre. When the unit is heard from a cool place to lightning, etc.) or if it will automatically avoid recording in...recording time have not reached the limit, "DISC FULL" may not be wrong with data on a heater. When the unit is placed in editing. The MiniDisc cannot be reduced. MD-MS722/C/W/MS721W - 7 - If something seems to play a MiniDisc...
...manual for recording may be encountered, depending on how the disc has been recorded or edited. If such a problem occurs, do the following conditions may not be increased by one. MINIDISC SYSTEM LIMITATIONS MiniDiscs... SHARP service centre. When the unit is heard from a cool place to lightning, etc.) or if it will automatically avoid recording in...recording time have not reached the limit, "DISC FULL" may not be wrong with data on a heater. When the unit is placed in editing. The MiniDisc cannot be reduced. MD-MS722/C/W/MS721W - 7 - If something seems to play a MiniDisc...
Service Manual
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MD-MS722/C/W/MS721W Test disc ADJUSTMENT MD adjustment needs two types of the set . • Setting of EEPROM protect area is updated. (In case of DC IN. Entering the TEST mode 1. TEST1 : "Low" TEST0 : "High" (2) Press the PLAY button in the standby state (it is displayed. 11. MANUAL 1... reflection disc). Type Test disc Parts No. 1 High reflection disc MMD-110 (TEAC Test MD) 2 Lowreflection disc MMD-212 (TEAC Test MD) 88GMMD-110 88GMMD-212 3 Low reflection disc Recording minidisc UDSKM0001AFZZ Note: Use the low reflection disc on . (only high reflection disc). • ...
MD-MS722/C/W/MS721W Test disc ADJUSTMENT MD adjustment needs two types of the set . • Setting of EEPROM protect area is updated. (In case of DC IN. Entering the TEST mode 1. TEST1 : "Low" TEST0 : "High" (2) Press the PLAY button in the standby state (it is displayed. 11. MANUAL 1... reflection disc). Type Test disc Parts No. 1 High reflection disc MMD-110 (TEAC Test MD) 2 Lowreflection disc MMD-212 (TEAC Test MD) 88GMMD-110 88GMMD-212 3 Low reflection disc Recording minidisc UDSKM0001AFZZ Note: Use the low reflection disc on . (only high reflection disc). • ...
Service Manual
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MD-MS722/C/W/MS721W Operation in the RAM. • When the VOL UP/DOWN button is held down, the setting changes continuously, one cycle being 100 ms. • When the BASS button is pressed in B-ATT set state, the mode is changed to the continuous playback mode. • As for AUTO1 and MANUAL...playback mode, the number of jump lines changes as follows. 1 - 10 - 384 - 1 * After the number of jump lines is indicated for AUTO2 and MANUAL 2 are displayed. • If the VOL UP button is changed to "TEST-PLAY mode explanation". 5. MANUAL1 Mode • Adjustment item to the TEST mode...
MD-MS722/C/W/MS721W Operation in the RAM. • When the VOL UP/DOWN button is held down, the setting changes continuously, one cycle being 100 ms. • When the BASS button is pressed in B-ATT set state, the mode is changed to the continuous playback mode. • As for AUTO1 and MANUAL...playback mode, the number of jump lines changes as follows. 1 - 10 - 384 - 1 * After the number of jump lines is indicated for AUTO2 and MANUAL 2 are displayed. • If the VOL UP button is changed to "TEST-PLAY mode explanation". 5. MANUAL1 Mode • Adjustment item to the TEST mode...
Service Manual
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NG : During preadjustment adjustment : Preadjustment error (adjustment value output) ADJ. MD-MS722/C/W/MS721W - 18 - OK PLAY : Preadjustment normal end (adjustment value output) A T 2 : During ATT automatic adjustment * When the [STOP] ... UP SKIP DOWN Din Mon SKIP UP SKIP DOWN E DATA : Pre-autoadjustment menu : ATT autoadjustment menu : Continuous playback menu : Continuous record menu : Pre-manual adjustment menu : ATT manual adjustment menu : Preadjustment value check menu : ATT adjustment value check menu : Digital input signal monitor menu : Error history display menu SKIP ...
NG : During preadjustment adjustment : Preadjustment error (adjustment value output) ADJ. MD-MS722/C/W/MS721W - 18 - OK PLAY : Preadjustment normal end (adjustment value output) A T 2 : During ATT automatic adjustment * When the [STOP] ... UP SKIP DOWN Din Mon SKIP UP SKIP DOWN E DATA : Pre-autoadjustment menu : ATT autoadjustment menu : Continuous playback menu : Continuous record menu : Pre-manual adjustment menu : ATT manual adjustment menu : Preadjustment value check menu : ATT adjustment value check menu : Digital input signal monitor menu : Error history display menu SKIP ...
Service Manual
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...output) ADJ. A U T O 2 PLAY : ATT Autoadjustment menu A T 2 : During ATT autoadjustment Adjustment error Normal end A D J . ATT Auto Adjustment Pre-Manual Adjustment MD-MS722/C/W/MS721W - 19 - OK PLAY : ATT adjustment normal end (adjustment value output) S Q # # # # A P # # # # : Continuous playback (high ... G SKIP DOWN SKIP UP S E SKIP DOWN SKIP UP S F SKIP DOWN SKIP UP SKIP DOWN Continued to the next page : Pre-Manual Adjustment menu : Temperature code display $ $ : Temperature code : A signal offset (AINO) tentative measurement : Measurement value : B signal offset...
...output) ADJ. A U T O 2 PLAY : ATT Autoadjustment menu A T 2 : During ATT autoadjustment Adjustment error Normal end A D J . ATT Auto Adjustment Pre-Manual Adjustment MD-MS722/C/W/MS721W - 19 - OK PLAY : ATT adjustment normal end (adjustment value output) S Q # # # # A P # # # # : Continuous playback (high ... G SKIP DOWN SKIP UP S E SKIP DOWN SKIP UP S F SKIP DOWN SKIP UP SKIP DOWN Continued to the next page : Pre-Manual Adjustment menu : Temperature code display $ $ : Temperature code : A signal offset (AINO) tentative measurement : Measurement value : B signal offset...
Service Manual
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... : S gain "Low" B signal offset (BINO) measurement : Measurement value : S gain "Low" E signal offset (EINO) measurement : Measurement value : S gain "Low" F signal offset (FINO) measurement : Measurement value ATT Manual Adjustment M A N U 2 PLAY T M P SKIP UP L O N SKIP UP P E SKIP UP P F SKIP UP H A L a $ $ SKIP DOWN P SKIP DOWN SKIP DOWN SKIP DOWN SKIP UP H B L b SKIP DOWN SKIP UP... : ATT setting :Groove section F-ATT (tracking) setting : ATT setting : Low reflection: A-ATT (focus) setting : ATT setting : Low reflection: B-ATT (focus) setting : ATT setting MD-MS722/C/W/MS721W - 20 -
... : S gain "Low" B signal offset (BINO) measurement : Measurement value : S gain "Low" E signal offset (EINO) measurement : Measurement value : S gain "Low" F signal offset (FINO) measurement : Measurement value ATT Manual Adjustment M A N U 2 PLAY T M P SKIP UP L O N SKIP UP P E SKIP UP P F SKIP UP H A L a $ $ SKIP DOWN P SKIP DOWN SKIP DOWN SKIP DOWN SKIP UP H B L b SKIP DOWN SKIP UP... : ATT setting :Groove section F-ATT (tracking) setting : ATT setting : Low reflection: A-ATT (focus) setting : ATT setting : Low reflection: B-ATT (focus) setting : ATT setting MD-MS722/C/W/MS721W - 20 -
Service Manual
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... 233 234 234 235 236 237 237 238 238 239 239 240 241 241 242 243 244 246 246 248 248 249 249 MD-MS722/C/W/MS721W PARTS CODE PRICE RANK DESCRIPTION PCUSG0675AFZZ J PGUMS0729AFZZ J PSHEZ0989AFZZ J PCUSG0534AFZZ J QTANZ9162AFFQ J PCUSG0635AFZZ J QTANZ9163AFFQ J PCUSG0674AFZZ J PCUSG0676AFZZ ...)] SPAKZ0465AFZZ J AD Pad,AC Adaptor [MS722W/MS721W (S)/ MS721W (BL) Except for Australia/New Zealand] SPAKZ0475AFZZ J AD Spacer,Operation Manual [MS722W/MS721W (S)/ MS721W (BL) for Australia/New Zealand] SPAKZ0489AFZZ J Pad,AC Adaptor [MS722C] SPAKZ0498AFZZ J Packing Add.,Unit SPAKZ0507AFZZ...
... 233 234 234 235 236 237 237 238 238 239 239 240 241 241 242 243 244 246 246 248 248 249 249 MD-MS722/C/W/MS721W PARTS CODE PRICE RANK DESCRIPTION PCUSG0675AFZZ J PGUMS0729AFZZ J PSHEZ0989AFZZ J PCUSG0534AFZZ J QTANZ9162AFFQ J PCUSG0635AFZZ J QTANZ9163AFFQ J PCUSG0674AFZZ J PCUSG0676AFZZ ...)] SPAKZ0465AFZZ J AD Pad,AC Adaptor [MS722W/MS721W (S)/ MS721W (BL) Except for Australia/New Zealand] SPAKZ0475AFZZ J AD Spacer,Operation Manual [MS722W/MS721W (S)/ MS721W (BL) for Australia/New Zealand] SPAKZ0489AFZZ J Pad,AC Adaptor [MS722C] SPAKZ0498AFZZ J Packing Add.,Unit SPAKZ0507AFZZ...
Service Manual
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MD-MS722/C/W/MS721W NO. ! ! ! ! ! PARTS CODE PRICE RANK DESCRIPTION P.W.B. Main [MS722W/MS721W (S)/ MS721W (BL)] OTHER SERVICE PARTS UDSKM0001AFZZ J AZ Recording Mini Disc 88GMMD-110 J BV High Reflection Disc MMD-110 (TEAC Test MD) 88GMMD-212 J BU Low Reflection Disc MMD-212 (TEAC Test MD) ... Operation Manual [MS721W (S)/MS721W (BL) for Australia/New Zealand] AG Operation Manual [MS722W for Australia/New Zealand] Operation Manual [MS722C] AG Operation Manual [MS722] AD Quick Guide [MS722 Only] AN Operation Manual [MS722W Except for Australia/ New Zealand] AN Operation Manual [MS721W...
MD-MS722/C/W/MS721W NO. ! ! ! ! ! PARTS CODE PRICE RANK DESCRIPTION P.W.B. Main [MS722W/MS721W (S)/ MS721W (BL)] OTHER SERVICE PARTS UDSKM0001AFZZ J AZ Recording Mini Disc 88GMMD-110 J BV High Reflection Disc MMD-110 (TEAC Test MD) 88GMMD-212 J BU Low Reflection Disc MMD-212 (TEAC Test MD) ... Operation Manual [MS721W (S)/MS721W (BL) for Australia/New Zealand] AG Operation Manual [MS722W for Australia/New Zealand] Operation Manual [MS722C] AG Operation Manual [MS722] AD Quick Guide [MS722 Only] AN Operation Manual [MS722W Except for Australia/ New Zealand] AN Operation Manual [MS721W...
Service Manual
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SPAKA2704AFZZ - 8 - MD-MS722/C/W/MS721W PACKING OF THE SET (MD-MS722 ONLY) SETTING POSITION OF SWITCHES AND KNOBS UNIT HOLD OFF Remote Control HOLD CANCEL Connecting Cord, Optical Type Caution, Headphones Carrying Case UBAGC0076AFSA Operation Manual Quick Guide Headphones Battery Case Paper Bag, Unit SSAKP0116AFZZ MD-MS722 AC Adaptor Packing Add., Unit SPAKZ0498AFZZ Pad, AC Adaptor SPAKZ0489AFZZ Remote Control Strap Packing Add., Unit SPAKZ0509AFZZ Rechargeable, Battery Connecting Cord, RCA Type Packing Add. Packing Case SPAKC6672AFZZ : Not Replacement Item
SPAKA2704AFZZ - 8 - MD-MS722/C/W/MS721W PACKING OF THE SET (MD-MS722 ONLY) SETTING POSITION OF SWITCHES AND KNOBS UNIT HOLD OFF Remote Control HOLD CANCEL Connecting Cord, Optical Type Caution, Headphones Carrying Case UBAGC0076AFSA Operation Manual Quick Guide Headphones Battery Case Paper Bag, Unit SSAKP0116AFZZ MD-MS722 AC Adaptor Packing Add., Unit SPAKZ0498AFZZ Pad, AC Adaptor SPAKZ0489AFZZ Remote Control Strap Packing Add., Unit SPAKZ0509AFZZ Rechargeable, Battery Connecting Cord, RCA Type Packing Add. Packing Case SPAKC6672AFZZ : Not Replacement Item