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JVC HA-W600RF-C Service Manual

JVC HA-W600RF-C Service Manual

Fm cordless headphones
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SERVICE MANUAL
FM CORDLESS HEADPHONES
7
XC048
2006
HA-W600RF-J/C/G/B
General Specifications
System
Modulation
Carrier frequency
Usable area (distance to reach)
Frequency response
Distortion
Transmitter (J22320-001 : J/C Model, J22321-001 : G/B Model)
Power requirements
Audio input terminal
Input impedance
Reference input level
Dimensions
Mass
Headphones (HA-W600RF)
Power requirements
Battery running time
Mass
Provided Accessories
Design and specifications subject to change without notice.
Model No.
J/C Model
900MHz
SPECIFICATION
Radio Frequency (UHF stereo)
Frequency modulation
912.0 / 912.5 / 913.0 MHz (J/C Model), 863.5 / 864.0 / 864.5MHz (G/B Model)
Approx. 50 m /164 ft (J/C Model), 100 m /328 ft (G/B Model): using JVC measurement systems
25 - 13,000 Hz
Less than 3% (at 1 kHz)
DC12V(with the exclusive AC adaptor J34675-001(J/C Model)/J34676-001(G Model)/J34677-001(B Model))
3.5 mm dia. stereo mini jack
36kΩ
350 mV
159 (W) × 114 (D) × 123 (H) mm (6.26" × 4.49" × 4.84")
280 g (9.9 oz) (without connection cord and AC adaptor)
Rechargeable Ni-MH battery (1.2V) × 2
10 hours (when charged for 30 hours)
250 g (8.8 oz) (with installed rechargeable battery)
Instructions × 1, AC adaptor × 1, Connection cord × 1 (3.5 mm dia. stereo mini plug - 3.5 mm dia. stereo mini plug :
2.2 m (7.22 ft)), Conversion cord × 1(3.5 mm dia. stereo mini jack - RCA pin plug × 2 : 0.1 m (0.33 ft)),Rechargeable
Ni-MH battery × 2,Plug adaptor × 1 (converts 3.5 mm dia. stereo mini plug to a 6.3 mm dia. standard stereo phone
plug)
COPYRIGHT © 2006 Victor Company of Japan, Limited
Model No.
G/B Model
863MHz
No.XC048
2006/7

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Summary of Contents for JVC HA-W600RF-C

  • Page 1 912.0 / 912.5 / 913.0 MHz (J/C Model), 863.5 / 864.0 / 864.5MHz (G/B Model) Usable area (distance to reach) Approx. 50 m /164 ft (J/C Model), 100 m /328 ft (G/B Model): using JVC measurement systems Frequency response 25 - 13,000 Hz...
  • Page 2: Section 1 Precaution

    SECTION 1 PRECAUTION Safety Precautions (1) This design of this product contains special hardware and voltmeter. many circuits and components specially for safety purpos- Move the resistor connection to each exposed metal es. For continued protection, no changes should be made part, particularly any exposed metal part having a return to the original design unless authorized in writing by the path to the chassis, and measure the AC voltage across...
  • Page 3: Section 2 Disassembly

    SECTION 2 DISASSEMBLY Transmitter In case of some problems arise in this transmitter unit, have to change the transmitter unit itself, due to avoid the law of radio reg- ulation. Receiver (Headphones) Head band End pin Sub band ass'y Hanger cover (L) Hanger (L) Hanger (R) End pin...
  • Page 4 Remove the sub band ass’y (1) Remove the two screws E attaching the hanger cover (L) and (R) (2) Right and left end pin is removed. Remove the head band ass’y • Prior to performing the following procedure, remove the driver unit ass'y (L/R), power P.C.B. ass’y, main P.C.B. ass’y, sub band ass’y.
  • Page 5: Section 3 Troubleshooting

    SECTION 3 TROUBLESHOOTING Measurement Condition Reference input signal :1kHz 350mVp-p sine wave Hedaphone volume control : MAX AC IN Distance : 1m (3.28ft) Transmitter Receiver (Headphones) (No.XC048)1-5...
  • Page 6 Victor Company of Japan, Limited ACCESSORIES CATEGORY 1644, Shimotsuruma, Yamato, Kanagawa 242-8514, Japan (No.XC048) Printed in Japan...

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Ha-w600rf-jHa-w600rf-gHa-w600rf-b