[PN: 105-1000] Link ECU KnockBlock G4+ (KNB)

• Listen to one or two knock sensors
• Special filtering design improves signal to noise ratio
• Can be used with ear-buds, headphones or noise cancelling ear muffs
• Long life lithium rechargeable battery
• Rugged CNC aluminium enclosure
• Flying lead headphones connector
• Can be used with all OEM knock sensors
• Can be used to interface directly to a laptop for recording of engine noise or knock sensor frequency analysis (using PCLink G4+)

• Install the knock sensor/s in a suitable location on the engine (typically on a solid mounting point on the block near the cylinder head)
• If only using one sensor, leave the unused sensor cable disconnected
• Turn the volume control clockwise until it clicks. The LED indicator will turn blue when the KnockBlock is operating
• Turn the volume to the minimum setting (most anti-clockwise)
• Connect headphones to the 3.5mm audio jack
• Run the engine and carefully increase the volume (clockwise) until engine mechanical noise can be heard. Adjust to a comfortable listening volume

Charging

• Turn off the KnockBlock by turning the volume control anti-clockwise until it clicks
• Connect the USB charging cable to the KnockBlock’s Mini USB connector. Can be charged from any standard USB charger PC, laptop, car or cell phone charger (2.1A at 5V max)
• The LED indicator will show red while charging. When the indicator turns off the battery is fully charged
• Charge the G4+ KnockBlock after use and before storage