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No.70248

Oct. 2000

Printed in Japan
200010(S)

 No.70248

HA-RF100S (J)

HA-RF100S (J)

SERVICE MANUAL

WIRELESS ENTERTAINMENT SYSTEM

HA-RF100S (J)

COPYRIGHT     2000 VICTOR COMPANY OF JAPAN, LTD.

VICTOR COMPANY OF JAPAN, LIMITED

COMMUNICATION NETWORK BUSINESS UNIT

AV & MULTIMEDIA COMPANY 1644, Shimotsuruma, Yamato, Kanagawa 242-8514, Japan

Specifications

General Specifications

Modulation system

: Stereo frequency modulation system

Carrier frequency

: 911 MHz --- 914 MHz

Usable area 
(distance to reach)

: Approx. 150 ft (46 m) (using JVC 

measurements systems)

Distortion

: Less than 4 % (at 1 kHz)

Transmitter (J21738-002)

Power requirements : DC 12 V (with the exclusive AC adaptor 

J46598-001)

Audio input terminal : RCA pin jack x 2

3.5 mm dia. stereo minijack

Input impedance

: 20 kOhms

Reference input level : 350 mV
Dimensions

: 140(W) x 128(D) x 230(H) mm 

(5-9/16" x 5-1/16" x 9-1/16")

Weight

: 315 

g

 (11.1 oz) (Without connection 

cord and AC adaptor)

Headphones (HA-W100RF)

Power requirements : Rechargeable Ni-Cd battery (1.2 V) x 2 
Battery running time : 13 hours (When charged for 19 hours) 
Frequency response : 50 Hz --- 12,000 Hz
Weight

: 300 

g

 (10.6 oz) (With provided 

rechargeable Ni-Cd battery x 2)

Speakers (SP-A100RF)

Power requirements : DC 9 V (with the exclusive AC adaptor 

J46906-001) or D size battery (1.5 V) 
x 6 (each channel)

Battery running time : 24 hours (when use Alkaline batteries)
Frequency response : 65 Hz --- 16,000 Hz
Dimensions

: 150(W) x 175(D) x 280(H) mm 

(5-15/16" x 6-15/16" x 11-1/16")

Weight : 3.0 

k

g

 (6.7 lbs) (without batteries and 

AC adaptor) (each channel)

Provided Accessories

Instructions  x 1
AC adaptor  x 3
Connection cord x 1 (3.5 mm dia. stereo miniplug --- RCA pin 

plug x 2 : 1.8 m (5.9 ft))

Charging cable x 1

(2.5 mm dia. mono plug --- 2.5 mm dia. 
mono plug)

Plug adaptor x 1

(converts 3.5 mm dia. stereo miniplug to a 
6.3 mm dia. standard stereo phone plug)

Exclusive 
rechargeable 
Ni-Cd battery 

x 2 (for headphones)

* Design and specifications subject to change without notice.

Specifications ............................... Front cover
Safety precautions  ..................................... 2

1. Operation manual ................................ 2
2. Disassembly ........................................ 15
3. Schematic diagrams ............................ 17
4. Measurement condition ....................... 19
5. Wiring diagrams .................................. 19
6. Block diagrams ................................... 21
7. Electrical parts list................................ 22
8. Explode view ....................................... 23
9. Mechanical parts list ........................... 25
10. Packing method ................................ 26
11. Packing materials parts list ............... 28
12. Accessoriers list ................................ 29

Contents

Summary of Contents for HA-RF100S

Page 1: ...le Ni Cd battery x 2 Speakers SP A100RF Power requirements DC 9 V with the exclusive AC adaptor J46906 001 or D size battery 1 5 V x 6 each channel Battery running time 24 hours when use Alkaline batteries Frequency response 65 Hz 16 000 Hz Dimensions 150 W x 175 D x 280 H mm 5 15 16 x 6 15 16 x 11 1 16 Weight 3 0 kg 6 7 lbs without batteries and AC adaptor each channel Provided Accessories Instru...

Page 2: ...currnet check Electrical shock hazard testing After re assembling the product always perform an isolation check on the exposed metal parts of the product antenna terminals knobs metal cabinet screw heads headphone jack control shafts etc to be sure the product is safe to operate without danger of electrical shock Do not use a line isolation transformer during this check Plug the AC line cord direc...

Page 3: ...ter below the Model No and Serial No which is located on the rear of the cabinet Retain this information for future reference Model No Serial No WIRELESS ENTERTAINMENT SYSTEM HA RF100S J 2000 VICTOR COMPANY OF JAPAN LTD Printed in China J5500 103B VICTOR COMPANY OF JAPAN LIMITED EN 1 Operation manual ...

Page 4: ... will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and receiver Connect the...

Page 5: ... watch television when driving DON T listen to headphones at high volume as such use can permanently damage our hearing DON T obstruct the ventilation of the equipment for example with curtains or on soft furnishings Overheating will cause damage and shorten the life of the equipment DON T use makeshift stands and NEVER fix legs with wood screws TO ensure complete safety always fit the manufacture...

Page 6: ...l dry and neither too hot nor too cold between 0 C and 35 C 32 F and 95 F Keep away from direct sunlight Do not put it too close to a heater 2 Power cord Do not handle the power cord with wet hands Do not bend the power cord sharply 3 Malfunctions etc There are no serviceable parts inside If anything goes wrong unplug the power cord and consult your dealer Do not insert any metallic object Do not ...

Page 7: ...tor Lights in green when receiving the signal from the transmitter Note The indicator also lights in green with signals not originating from the transmitter 4 VOLUME Volume and power ON OFF Turn the knob clockwise to turn the power on and to turn up the volume 5 AUTO TUNING Adjusts the reception frequency When the button is pressed frequency tuning starts automatically and it stops when a signal i...

Page 8: ...0 V 60 Hz Note Be sure to use the provided exclusive AC adaptor J46598 001 for connection Use of any other AC adaptor may cause a malfunction In places such as inside an apartment with reinforced concrete walls or when the transmitter and headphones are separated by obstacles such as steel reinforced doors When items such as metal furniture are situated nearby Be sure to keep this unit more than 5...

Page 9: ...water 11 Do not use or leave the batteries in an area where the temperature becomes significantly higher such as in direct sunlight inside a car on a hot day or near heat generating equipment 12 Do not subject the batteries to strong shocks or throw them 13 Be sure to read the cautions on the batteries 1 Insert the rechargeable Ni Cd batteries 1Remove the battery compartment cover on the right sid...

Page 10: ... supplied from the AC adaptor or the battery Use the power source that is the most appropriate for your present circumstance When using the AC adaptor POWER REQUIREMENTS OF SPEAKERS Connect the provided AC adaptor J46906 001 to each speaker L R Caution The AC adaptor for the transmitter is also provided in this unit Be careful not to use it as the power supply for the speaker Misuse of the adaptor...

Page 11: ...the and polarities correctly positioned following the indications on the equipment 2 Do not use a new battery with an old one 3 Do not throw batteries in a fire or heat them 4 Do not short circuit the positive and negative terminals Also do not carry or store them with small metallic objects such as necklaces or coins 5 Do not deform take apart modify or directly solder the batteries 6 Do not remo...

Page 12: ... battery 19 TUNING Tips for better use For improved sound quality set the volume level of the connected equipment as high as possible without causing distortion while setting the volume level of the headphones to a slightly lower level Within approx 7 m VOL MAX MIN Volume control Tuning control To set optimum signal reception adjustments should be done within a range of approx 7 m between the tran...

Page 13: ... function In some situations the power may not be turned on automatically by the input sound e g a song with a quiet opening or gradual fade in This is not a malfunction 䡵 How to use the speakers VOLUME MAX OFF MIN 21 5 Push the AUTO TUNING switch control to get the best reception in the speakers When the button is pressed frequency tuning starts automatically and it stops when a signal is detecte...

Page 14: ...modulation signals being received correctly at the headphones Are the frequency modulation signals being received correctly at the speakers Is the volume of the connected AV equipment set too low Are the headphones or speakers too far away from the transmitter Have the rechargeable Ni Cd batteries expired Symptoms No sound No sound from the R channel Distorted sound Noisy sound Battery charging is...

Page 15: ... 2 Disassembly Transmitter Remove the ear pad ass y 1from the headband ass y 2 Remove the screw 3retaining the head pad holder 4 and remove the head pad ass y 5 Remove the screw 6and the screw 7 and remove the housing L 8and the housing R ass y 9 Remove the screw A and remove the print circuit board B 1 2 3 4 Receiver Headphones 1 6 7 2 4 3 5 4 9 8 10 11 ...

Page 16: ...HA RF100S J 16 Speakers Battery Cover Power C B Ass y Battery Case Cabinet Ass y TW Speaker Unit WO Speaker Unit Front Grille Ass y VR Knob Front Panel Main C B Ass y Push SW Knob SW C B Ass y ...

Page 17: ... SK12001 L5 BT1 BATTERY 1 2Vx2 2 2µH x3 456A01 D4 P204R POWER LED D5 1N4148 L1 L4 2 2µH C29 1U C31 220U C24 1800P M C25 1800P M VR2 2 50K VR2 1 50K R12 6 8K R13 6 8K R5 22K R10 82K R11 82K C21 0 012U M C20 0 012U M C12 0 068U C9 0 068U C16 3300P D2 15V68 R9 1K5 C10 0 068U C8 10U C4 47P C7 330P C5 47P C6 33P C18 3300P C26 1U C27 1U C2 3P L2 R ch SP2 NOTE 1 ALL RESISTANCE VALUES ARE INDICATED IN ohm...

Page 18: ... 01U C21 220U SW3 JX3 2 JX3 1 SW2 W VR2 UHF MODULE ANT C1 3P C10 43P C12 16P C14 10U C3 10U TP1 TP2 TP3 L1 21 19 18 L2 C13 820P C11 75P x1 10 7M R11 10 ST LED R10 220 R12 560 D9 D10 R20 1K P204R D3 IN4148 D8 IN4148 R5 3 3K R5 5 6K R23 75K R2 4 7K R8 22K IC2 LA4555 R48 3 3K x2 10 7M x3 456A01 R13 10K 17 C15 0 068U C3 4 7U C2 3P C4 3300P C5 3300P C27 563 M C28 222 M C44 333 M R51 18K Q8 9014 R52 470...

Page 19: ...er Headphones Distance 1m 3 28ft Distance 1m 3 28ft Transmitter AC IN Receiver Headphones Speaker UHF MODULE 37 02 RS922 1 VR1 VR2 W8 W2 W4 W3 W1 W6 W7 ANT Ni Cd Batteries Black lead Black sheath Shielded lead OFF ON Shielded lead Speaker Rch Speaker Lch Right side housing Shielded lead color W1 White W3 Natunal W7 Red W6 Natunal Red lead ...

Page 20: ...HA RF100S J 20 Speakers SW P C B Ass y J46929 001 D9 LID DIO SP1 SP2 SW2 VR2 MAIN P C B Ass y L ch J33591 001 R ch J33592 001 BATTERY CASE POWER P C B Ass y J46917 001 ...

Page 21: ...VOL CONTROL Ni Cd Batteries 1 2V x2 3 Lch POWER INDICATOR ST INDICATOR FILTER FILTER 1 Rch HEADPHONE AMP IC2 TDA2822M UHF MODULE AUTO SCAN CONTROL Q3 HCF4060 ANT x1 x2 1st IF D4 R10 L1 L2 RF AMP TUNING MIX 2nd IF DET 10 7MHz 10 7MHz 456kHz DEC TA 8122 AF LOCAL OSC R12 ST D5 R10 POWER VCC SW3 L4 L4 x3 FILTER R13 C6 C8 MUTING Q4 BASS BOOSTER R15 C27 ATTENUTOR VR3 R1 C28 AUDIO AMP LA 4555 SP SPEAKER ...

Page 22: ...ted A Symbol No Parts No Parts Name Description A J22016 001 P C B Ass y Adjusted D3 J46520 001 LED ST Indicator D4 J46520 001 LED Power Indicator VR1 J46521 001 Variable Resistor Tuning control VR2 J46522 001 Variable Resistor Volume control A JX1 J46523 001 DC IN Jack Charging Input Jack SW1 J46532 001 Switch Power switch A Symbol No Parts No Parts Name Description A J33591 001 Main P C B Ass y ...

Page 23: ...HA RF100S J 23 8 Exploded view Receiver Headphone 6 8 9 1 5 10 4 5 3 7 2 11 P C B Ass y ...

Page 24: ...HA RF100S J 24 Speakers 8 7 9 10 10 10 2 4 3 11 12 11 1 13 5 6 8 SW P C B Ass y MAIN P C B Ass y 5cm SPEAKER UNIT POWER P C B Ass y 10cm SPEAKER UNIT ...

Page 25: ...008M Screw 2 10 SSSF2012M Screw 2 11 GPSF2005Z Screw 2 Speakers Parts marked A ave safety parts When replacing be sure to use the specifide one A Item No Parts No Parts Name Q ty Description 1 J11529 001 Cabinet Ass y 1 2 J22005 001 Front Grille Ass y 1 3 J33590 001 Front Panel 1 4 J46918 001 Knob 1 For Volume 5 J46919 001 Knob 2 For Boost base Auto tuning 6 J33593 001 Battery Case 1 with battery ...

Page 26: ...HA RF100S J 26 10 Packing method 2 4 14 5 3 1 8 6 2 4 14 5 3 7 18 20 ...

Page 27: ...HA RF100S J 27 9 15 16 7 13 11 11 12 10 8 17 19 21 21 22 26 17 23 24 25 ...

Page 28: ...acking Holder 2 7 J33600 001 Sub Packing Case 1 8 J33596 001 Sub Packing Case 1 9 J33601 001 Packing Holder 1 10 J46932 001 Packing Holder 3 11 J33597 001 Sub Packing Case 2 For SPK AC Adaptor 12 J33598 001 Sub Packing Case 1 For Transmitter AC Adaptor 13 J33599 001 Sub Packing Case 1 A 14 J33595 001 Poly Bag 2 For Speakers A 15 QPC02504515P Poly Bag 1 For Receiver Headphones A 16 QPC02504515P Pol...

Page 29: ...ne A Item No Parts No Parts Name Q ty Description A 20 J5500 103B Instructions 1 A 21 J46906 001 AC Adaptor 2 For Speakers A 22 J46598 001 AC Adaptor 1 For transmitter 23 J46517 001 Plug Adaptor 1 A 24 J46516 001 Charging Cord 1 25 J46515 001 Connection Cord 1 A 26 J46514 001 Rechargeable Ni Cd battery 1 2pcs pack ...

Page 30: ...Printed in Japan 200010 S No 70248 HA RF100S J VICTOR COMPANY OF JAPAN LIMITED COMMUNICATION NETWORK BUSINESS UNIT AV MULTIMEDIA COMPANY 1644 Shimotsuruma Yamato Kanagawa 242 8514 Japan ...

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