Jvc TF-HF20, TF-HF10 Service Manual
TF-HF10(J)/
TF-HF20-NK(J)/TF-HF20-ER(J)
SERVICE MANUAL
HANDS FREE KIT FOR MOBILE PHONES
TF-HF10(J)
TF-HF20-NK(J)/TF-HF20-ER(J)
The "Product Exchange System" is applicable to this product.
For limited spare parts, refer to the parts list.
TF-HF10(J)
TF-HF20-NK(J) TF-HF20-ER(J)
Design and specifications subject to change without notice.
COPYRIGHT C 2001 VICTOR COMPANY OF JAPAN. LTD
No.70255
Jun.2001
TF-HF10(J)/
TF-HF20-NK(J)/TF-HF20-ER(J)
Specifications
TF-HF10(J)
Earphone section
Type
Nominal impedance
Sensitivity
Max.input capability
Moving coil
32 ohms
111 dB/1 mW
10 mW
Microphone section
Type
Directivity
Sensitivity
Cord length
Mass
Electrical condenser
Non-directional
-60 dB(0dB=1V/0.5Pa)
1.2 m (3.94 ft) with 2.5mm triple-pole plug
5.0g (0.18 oz) without cord
13.6g (0.48 oz) with cord
Accessory
Using the earphone
TF-HF10(J)
Hands Free Kits for Mobile Phones
For Mobile Phone / Cellular Phone with a φ2.5mm triple-pole plug.
Using the earphone
1.Insert the earphone nozzle into your right or left ear.
2.Insert the earphone plug into the earphone jack of your Mobile
phone/Cellular phone to start a phone conversation.
MICROPHONE EARPHONE
Mobile phone/
Cellular phone
To the φ2.5mm
earphone jack.
Hands Free Kits for Mobile phones.
TF-HF20-NK(J)/-ER(J)
Moving coil
32 ohms
111 dB/1 mW
10 mW
Electrical condenser
Non-directional
-60 dB(0dB=1V/0.5Pa)
1.2 m (3.94 ft) with 2.5mm triple-pole plug
5.5g (0.19 oz) without cord
15.1g (0.53 oz) with cord
Plug adaptor for Nokia(for NK model only)
Plug adaptor for Ericsson(for ER model only)
TF-HF20-NK(J)
Hands Free Kits for Mobile Phones
For Mobile Phone / Cellular Phone with a φ2.5mm triple-pole plug.
including NOKIA 71xx/61xx/51xx Adapter
Using the earphone
1.Insert the earphone nozzle into your right or left ear.
2.Insert the earphone plug into the earphone jack of your Mobile
phone/Cellular phone to start a phone conversation.
MICROPHONE
EARPHONE
Mobile phone/
Cellular phone
To the φ2.5mm
earphone jack
or including Adapter.
Hands Free Kits for Mobile phones.
TF-HF20-ER(J)
Hands Free Kits for Mobile Phones
For Mobile Phone / Cellular Phone with a φ2.5mm triple-pole plug.
including ERICSSON T18/628/630/688/738/788/868/888 Adapter
Using the earphone
1.Insert the earphone nozzle into your right or left ear.
2.Insert the earphone plug into the earphone jack of your Mobile
phone/Cellular phone to start a phone conversation.
MICROPHONE
EARPHONE
Mobile phone/
Cellular phone
To the φ2.5mm
earphone jack
or including Adapter.
Method of switching the nozzle direction
Switching the nozzle direction to fit the opposite ear
Turn the nozzle
to the left
*Do not hold the rubber pad directly when switching
the nozzle direction as it can come off.
2 (No.70255)
TF-HF10(J)
Nozzle direction
for the left ear
Turn the nozzle
to the right
Nozzle direction
for the right ear
TF-HF20NK(J)/-ER(J)
Switching the nozzle direction to fit the opposite ear
Turn the nozzle
to the left
Nozzle direction
for the left ear
*Do not hold the rubber pad directly when switching
the nozzle direction as it can come off.
Switching the nozzle direction from the left ear to the light ear.
Turn the earphone nozzle 180°(clockwise) with the hand,
holding the microphone section with the left hand.
Note : Turn the earphone nozzle counterclockwise when
switching its direction from the right ear to the left ear.
Turn the nozzle
to the right
Nozzle direction
for the right ear
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