Instruction/ maintenance manual of the product MZ-E45 Sony
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V er 1.1 1999.01 MICROFILM MZ-E44/E45 SERVICE MANUAL POR T ABLE MINIDISC PLA YER SPECIFICA TIONS US Model AEP Model UK Model A ustralian Model T our ist Model MZ-E44 E Model MZ-E44/E45 Model Name Usin.
– 2 – Specifications ........................................................................... 1 1. SER VICING NOTE ....................................................... 2 2. GENERAL Location and Function of Controls ..........................
– 3 – SECTION 2 GENERAL LOCA TION AND FUNCTION OF CONTROLS Headphones with Remote Control 2 7 6 3 1 5 4 8 !º 9 1 2 3 4 5 6 8 9 7 Main Unit 1 MD operate buttons ” • + (PLAY • FF ) = (REW ) p.
– 4 – SECTION 3 DISASSEMBL Y Note : Follow the disassembly procedure in the numerical order given. 3-1. UPPER P ANEL ASSY 3-3. MAIN BO ARD r The equipment can be removed using the following procedure. 3-2. BOTT OM P ANEL ASSY 1 3 2 Screws (M1.4) pan precision Upper panel ASSY Main section 2 Screws (M1.
– 5 – 3-4. BEL T ASSY , FRONT P ANEL ASSY 3-5. MECHANISM DECK SECTION 32 1 8 4 Boss Boss Main section 5 Belt ASSY 7 Claws Claw Boss Claws F ront panel ASSY 6 Screw (M1.
– 6 – 3-6. OPTICAL PICK-UP BLOCK ASSY 3 4 5 1 Screw precision 2 OP flexib le board Main shaft Chassis ASSY (MD section ) Optical pick-up b lock ASSY OP flexib le board Sheet (SW) 5 mm Optical pick-up ASSY r NO TE When replacing the optical block, the OP flexible board protec- tive sheet (SW) is necessary .
– 7 – SECTION 4 TEST MODE Outline • In this set, overall adjustment mode is made available by enter - ing test mode to perform automatic adjustment of CD and MO. In the overall adjustment mode, the disc is determined whether it is CD or MO and adjustments are performed in sequence.
– 8 – 2. Description of Each Mode 010 Offset adjustment Mode Description 011 FE offset 012 TE offset 013 All servo ON 020 Laser power adjustment Mode Description 021 MO power A 022 MO power E 023 .
– 9 – 060 Sled movement Mode Description 061 Sled in 062 Sled out 5 070 Automatic adjustment Mode Description 071 Focus search 072 Access 32 073 ADER check 074 Tracking sensitivity adjust 090 NV relation Mode Description 091 NV clear 092 Power OFF 093 Function code change A udio Mode • Enter the test mode and press the VOLUME – key .
– 10 – P o wer Mode • Enter the test mode and press the VOLUME – key . Then, press the ( key and the VOLUME – key in this turn to enter power mode.
– 11 – * Remote commander display during automatic adjustment 4. If result of automatic adjustment is OK, the following display appears. 5. If result of automatic adjustment is NG, the following display appears. * If NG, enter servo mode to perform automatic adjustment of the item determined as NG.
– 12 – Adjustment in Serv o Mode Method 1. When each adjustment mode is set according to the structure of servo mode, the lower two digits of the mode No. and the ad- justment value written in EEPROM are displayed and lit on the LCD on the remote commander .
– 13 – Pin No. Pin Name I/O Pin Description 1 – Not used (Fixed at “L” ). 2 UREG MON I Unreg voltage monitor input. 3 – Not used (Fixed at “L” ). 4 VREF I Reference voltage for power supply voltage adjustlment. 5 PLA Y KEY I Set PLA Y key input.
– 14 – Pin No. Pin Name I/O Pin Description 48 – Not used (Open). 49 – Not used (Open). 50 VDD – Digital power supply (+2.6V or +2.8V). 51 VPP – Power for on board light. 52 VSS – Digital ground. 53 SLD 1R CON O Sled motor control signal output.
– 15 – – 17 – – 16 – • Signal path. J : PLA Y 6-2. BLOCK DIA GRAM MZ-E44/E45.
– 18 – – 20 – – 19 – Ref. No. Location r Semiconductor Location D351 I-10 D352 H-11 D801 I-5 D841 F-10 D901 D-5 D902 H-14 IC301 C-7 IC302 D-7 IC501 H-12 IC551 G-14 IC552 F-14 IC601 F-12 IC603 F-6 IC801 C-13 IC802 C-15 IC901 E-4 Q501 I-12 Q551 G-3 Q552 F-3 MZ-E44/E45 6-3.
– 21 – – 22 – – 24 – – 23 – r Refer to page 25 f or IC Block Diagrams. 6-4. SCHEMA TIC DIA GRAM MZ-E44/E45 r W avef orms 2 1 4 IC601 $ª VOL T/DIV : 500mV AC TIME/DIV : 20nsec 3 800mVp-p 2.
– 27 – – 28 – – 25 – – 26 – MZ-E44/E45 r IC Block Dia grams IC301 B A3577FS-E2 IC552 TLC372CPWR IC601 µ PD63731GC-9EU MUTE BEEP 20 19 18 17 16 15 14 12 11 13 2 1 3 4 5 6 7 8 9 10 R/F .
– 29 – Ref. No. Part No. Description Remark Ref. No. Part No. Description Remark 51 3-703-502-11 SCREW 52 4-984-017-01 SCREW (1.7), T APPING 53 A-3293-984-A MAIN BOARD, COMPLETE 54 4-211-392-01 PLA TE, BLIND 55 3-335-797-91 SCREW (M1.
– 30 – 101 4-963-883-61 SCREW (M1.4), PRECISION PAN 102 4-982-563-01 SPRING, THRUST 103 1-666-784-13 FLEXIBLE (CL V) BOARD 104 4-963-883-21 SCREW (M1.
– 31 – NO TE : • Due to standardization, replacements in the parts list may be different from the parts specified in the diagrams or the components used on the set. • -XX, -X mean standardized parts, so they may have some difference from the original one.
– 32 – C914 1-126-246-11 ELECT CHIP 220uF 20% 4V C918 1-115-156-11 CERAMIC CHIP 1uF 10V C919 1-115-156-11 CERAMIC CHIP 1uF 10V < CONNECTOR > CN501 1-573-360-21 CONNECTOR, FFC/FPC 20P CN551 1.
– 33 – < SWITCH > S301 1-762-079-11 SWITCH, SLIDE (DIGITAL MEGABASS) S801 1-572-688-11 SWITCH, PUSH (1 KEY) (OPEN/CLOSE) S802 1-762-078-11 SWITCH, SLIDE (HOLD c ) S803 1-762-078-11 SWITCH, SLIDE (AVLS) < VIBRA TOR > X601 1-767-621-11 VIBRATOR, CERAMIC (16.
– 34 – MZ-E44/E45 9-924-929-12 Sony Corporation P ersonal A&V Pr oducts Company 99A0280-1 Printed in Japan © 1999.1 Published by Quality Engineering Dept.
An important point after buying a device Sony MZ-E45 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Sony MZ-E45 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Sony MZ-E45 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Sony MZ-E45 you will learn all the available features of the product, as well as information on its operation. The information that you get Sony MZ-E45 will certainly help you make a decision on the purchase.
If you already are a holder of Sony MZ-E45, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Sony MZ-E45.
However, one of the most important roles played by the user manual is to help in solving problems with Sony MZ-E45. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Sony MZ-E45 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
