Sony MZ-R90/R91, MT-MZR70-165 000P * * R, E I B, 000S t a t 000A d r s 000B E m p 000# # # # # #

Page 16
000P * * R * *

4-5. SOUND SKIP CHECK RESULT DISPLAY MODE

This set can display and check the error count occurring during record and play.

• Setting method of Sound Skip Check Result Display Mode

1.Setting the test mode. (See page 13)

2.Press the N or [REC] key on the set activates the sound skip check result display mode where the LCD displays as shown below.

When N or [REC] key on the set is pressed:

LCD display

000P * * R * *

E I B * * Total of record system error count

Total of play system error count

3.When N key or N > key on the remote commander is pressed, the total of error count is displayed on the LCD, and each time the > key is pressed, the error count descents one by one as shown below. Also, when . key is pressed, the error count ascends by one. If [REC] key on the set is pressed, the error count during record is displayed.

000

P * * R * *

 

 

 

 

 

000

E I B * *

000S t a t * *

000A d r s * *

000B E m p * *

000# # # # # #

**: Sound skip check items counter (hexadecimal)

###### : 6-digit address (hexadecimal) where a sound skipped last

4.When [REC] key on the set is pressed, the total of error count is displayed on the LCD, and each time the > key is pressed, the error count descents one by one as shown below. Also, when . key is pressed, the error count ascends by one. If N key is pressed, the error count during play is displayed.

000P * * R * *

000B O v r * *

000B f u l * *

000R t r y * *

000# # # # # #

**: Sound skip check items counter (hexadecimal)

###### : 6-digit address (hexadecimal) where a sound skipped last

Error code

 

Cause of error

Description of error

 

EIB

Sound error correction error

Playback

Stat

Decorder status error

Adrs

Cannot access the address

 

 

BEmp

Buffer becomes empty

 

BOvr

Buffer becomes full and sounds are

 

 

dumped

Recording Bful

Buffer capacity lowers and data are

 

 

forcibly written

 

Rtry

Retry count over

 

 

 

5.Quit the sound skip check result display mode, and press the x key to return to the test mode (display check mode).

– 16 –

Image 16
Contents US Model Canadian ModelAEP Model UK ModelFlexible Circuit Board Repairing Notes on chip component replacementTABLE OF CONTENTS SECTION SERVICING NOTE NOTES ON LASER DIODE EMISSION CHECKNOTES ON HANDLING THE OPTICAL PICK-UPBLOCK LCX-2R OPTICAL PICK-UPFLEXIBLE BOARDSECTION 2 GENERAL Page Page SECTION DISASSEMBLY 3-3.LCD MODULE 3-4.MAIN BOARD3-5.MD MECHANISM DECK MT-MZR70-165 3-6.SERVICE ASSY, OPover write head section 3-7.HOLDER ASSY 3-8.MOTOR FLEXIBLE BOARD3-9.MOTOR, DC M602 3-10.“MOTOR, DC M601”, “MOTOR, DC M603”SECTION 4 TEST MODE 4-2-2.Operation in Setting the Test Mode4-2-1.Setting Method of Test Mode 888xxxxxxxxxFREC1SHUF000M a n u a l 011 C 6 8 S 011 0 F FJ011 0 6 3 B 011 0 5 9 A000P * * R E I B000S t a t 000A d r s 000B E m p 000# # # # # # 000P * * R 000B O v r 000B f u l 000R t r y0001 s t 0001 s t 0001 s t 0001 s t000N - 1 000N - 1 000N - 2 000N - 2 000N 000R # # # #Description of Error Indication Codes • Description of Indication History4-7.KEY CHECK MODE SECTION ELECTRICAL ADJUSTMENTS 021R e s N021R e s O K ? 021R e s762V c l P W M 765V c h P W M763V r h V c l 766V r h V c h014S e t T m p 000 A s s yC D R U N 341 C D O K043R e s u m e 043R e s C l rConnection Check MethodConnecting Location MZ-R70 DIAGRAMSSECTION MZ-R70 MZ-R70 6-3.BLOCK DIAGRAM - POWER SUPPLY SECTIONWaveforms Page Page Refer to page 41 for IC Block Diagrams MZ-R70MZ-R70 MZ-R70 IC501 SN761056IC302 NJM2173IC601 MPC17A56FTAIC603 MPC18A21MTBIC301 IC901 MPC18A31FTAAK4517-VQ-L 6-9.IC PIN DESCRIPTIONS MAIN BOARD IC502 CXD2660GA Page Page Page Page Page SECTION EXPLODED VIEWS Page SECTION ELECTRICAL PARTS LIST MAINMAIN MAIN MAIN MAIN Sony Corporation MZ-R70Personal Audio Division Company Published by General Engineering DeptUS Model Canadian Model AEP Model UK Model E Model Australian Model Chinese ModelVer Subject Taiwan model Addition