Key facts
- Brand
- Philips
- Model
- CID3681
- Category
- Vehicle GPS
- Industry
- Automotive
- Documents
- 3
- Languages
- ZH
- Last added
- 2012-03-27
Start here

Philips CID3681 Car Navigation System Quick Start Guide
The guide explains how to install the CID3681 unit in the vehicle, connect the ISO power and speaker cables, and attach the GPS and radio antennas. It emphasizes using the supplied hardware, isolating loose wires with electrical tape, and ensuring the system is grounded to the vehicle chassis.
It also covers basic operation such as setting date and time, navigating maps, playing media from DVD, CD, or USB, pairing Bluetooth devices, making phone calls, adjusting volume, and configuring the equalizer. Safety warnings remind users not to operate the device while driving. This manual is written in Chinese.
Philips CID3681 specifications
| Operating voltage | 12 V DC (negative ground) |
|---|---|
| Power connector type | ISO connectors |
| Bluetooth default password | 0000 |
Source: Philips CID3681 Car Navigation System Quick Start Guide
All Philips CID3681 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
Can I use the unit’s audio output with the car’s speakers?
Connect the speaker wires to the appropriate terminals, avoiding direct connection to the vehicle’s metal chassis, and follow the colour‑coded wiring diagram.
From: Philips CID3681 Car Navigation System Quick Start Guide
