====== Sony MDX-M690 ======

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Main Features:
  * Multi language
  * SSIR-EXA ABC tuner - Can adjust the tuner bandwidth depending on current environmental conditions.
  * FM-18/MW-6/LW-6 Presets - using BTM (Best Tuning Memory)
  * Improved sound quality and adjacent station interference result. 
  * DAB control
  * RDS/EON. 
  * Multi colour display / Dot matrix display - Contrast Adjustment
  * Display dimmer - Key Illumination: red
  * Safety Commander interface: 3.5 mm 
  * Sensor for IR commander (Hi-Band), Infra red (Hi-Band)
  * Removable front panel, Clock 
  * Telephone Attenuator

MiniDisc: MDLP, Shock Resistant memory: 4 Mbit, 10 sec, Wide Bit Stream, Data Compression: ATRAC, ATRAC3, Digital filter: 8 fs, D/A conversion: 1 bit Frequency response: 10-20000 Hz, Signal to noise ratio : 90 dB, Repeat, Shuffle. 

CD Changer Control: CD Text, Custom file, CD/MD List function, CD Title/Scroll, Repeat, Shuffle. Amplifier: DSO (Dynamic Soundstage Organiser), EQ-7 (7-band Equalizer), separate Bass, Treble control, Loudness, Pre-amp output: Front and Rear (HPF - swicthable Highpass), Mono sub-output and swicthable Low Pass filter, Sub volume control. 4 x 27 W output power, 4 x 52 W maximum.

Model Name Using Similar Mechanism: [[equipment:sony:auto:mdx-ca680x| MDX-CA680]]\\
Base Mechanism Type: MG-164MA-138\\
Optical Pick-up: KMS-241C\\
ATRAC IC: CXD2662R\\
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Content adapted from: [[https://www.minidisc.org/part_Sony_MDX-M690.html | Minidisc.org]]
[[https://www.sony.co.uk/electronics/support/in-car-receivers-mobile-minidisc-players/mdx-m690/specifications| Sony.co.uk]]
[[https://www.xn--80aeatqv1al.xn--p1ai/az/2001/11/p64-70.htm| Autosound Magazine Review]]
[[https://web.archive.org/web/20020209172203/http://www.sony.co.jp/sd/products/Models/Consumer/TM/T-PAU.html| A tourist model was released in June 2001]]
===== Manuals =====

{{ :equipment:sony:auto:sony_mdx-m690_manual_1_.pdf | MDX-M690 User Manual 1}}

{{ :equipment:sony:auto:sony_mdx-m690_user_manual_multi_50065240.pdf | MDX-M690 User Manual 2}} (multi)
{{ :equipment:sony:auto:sony_mdx-m690_installation_manual_32304492m.pdf | Installation Manual}} (multi)

{{ :equipment:sony:auto:sony_catalog_tour_a.pdf | Sony Overseas Catalog}}

===== Repair =====

{{ :equipment:sony:auto:sony_mdx-m690_service_manual_1_.pdf | MDX-M690 Service Manual Eng}}

===== Photos =====

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