A good manual. Had everything i needed to make the repair.
Text excerpt from page 40 (click to view)
Connection Diagram
1.This Unit
KEH-1800,1830
40
14.Fuse 2.Antenna jack 5 4. Note: Depending on kind of vehicle, the 6 function of 7 and 9 may be different. If this is the case, be sure to connect 6 9 and 7 to 8. When power cord of the other 9 8 product is connected to terminal 5, check function of the terminal 5 (Back up or Accessory) beforehand. 3.Connect leads of the same color to each other. 5.Cap 6.Yellow 7.Yellow To terminal always supplied with power Back-up (or accessory) 8.Red 9.Red To electric terminal controlled by ignition Accessory (or Back-up) switch (12 V DC) ON/OFF.
8. OPERATIONS AND SPECIFICATIONS
10.Black To vehicle (metal) body.
11.ISO connector Note: In some vehicles, the ISO connector may be 12.Speaker leads 13.Blue/white divided into two. If this is the case, be sure to To Auto-antenna relay control terminal. White: Front left + connect to both connectors. White/black: Front left â� (Max. 300 mA 12 V DC)
Gray: Front right + Gray/black: Front right â� Green: Rear left + Green/black: Rear left â� Violet: Rear right + Violet/black: Rear right â� CAUTION
� Cords this unit and those for other units may be
different colors even if they have the same function. When connecting this unit another unit, refer to the supplied Installation manuals of both units and connect cords that have the same function.