Key facts
- Brand
- Philips
- Model
- CID3686
- Category
- Car Speakers
- Industry
- Automotive
- Documents
- 2
- Languages
- ZH
- Last added
- 2012-03-27
Start here

Philips CID3686 Car Audio Quick Start Guide
This guide provides step‑by‑step instructions for installing the CID3686 car audio unit, including wiring, mounting, and connecting GPS and radio antennas. It also outlines safety precautions such as using the supplied hardware and ensuring a proper 12 V DC negative‑ground power source.
After installation, the guide explains how to power on the device, set date and time, use navigation, tune radio stations, play media from discs, USB, or Bluetooth, make phone calls, and adjust volume and equalizer settings. This manual is written in Chinese.
Philips CID3686 specifications
| Operating voltage | 12 V DC (negative ground) |
|---|---|
| Power line colors | Yellow (positive), Red (ground) |
| Bass equalizer range | -14 to +14 |
| Midrange equalizer range | -14 to +14 |
| Treble equalizer range | -14 to +14 |
| Low‑frequency filter options | 60, 80, 100, 200 Hz |
| Mid‑frequency filter options | 500, 1 k, 1.5 k, 2.5 k Hz |
| High‑frequency filter options | 10 k, 12.5 k, 15 k, 17.5 k Hz |
All Philips CID3686 documents by type
Day-to-day operation, settings and troubleshooting. Start here if the product is already set up.
The shortest path to a working setup, usually only a few pages.
Questions answered in these manuals
How do I turn the CID3686 on?
Press and hold the /MUTE/VOL button; the device will power on and display the OSD screen.
What are the equalizer adjustment ranges?
Bass, mid, and treble can each be set from –14 to +14, and the frequency filters have selectable bands as listed.
