Jvc KSRT 707 Service Manual

Page 1

KS -' RT707 C/J

JVB

SERVICE MANUAL

KS - RT707 cu

Contents

I .Features ........................................ P3962
I Specifications ........................................ 2
I .lnstructions ........................................... 3
[ILLocation of main parts~~

-.Removal of main parts ........................... 20
-.Main adjustment ................................... 22
IBIOCK diagram ...................................... 25

Canada
------- U.S.A

.Standard schematic diagram ------------------- 31
@Location of p.c.board parts and parts list 34
.Expioded view of enclosure assembly

and parts list ...................................... 4o
.Expioded view of mechanism
assembly and parts list .......................... 42

@Packing illustration and parts list-~~

No.49260
March 1995

Page 2

KS - R1707 C/J

(FEATURES

0 Detachable Control Panel

0 Voice Support System

0 This unit is for control ot a JVC CD changer
(Applicable models: KD-MK70/MK66 etc.).

0 AM/FM Stereo PLL Synthesizer Tuner

0 24-Station Preset Tuning (FM-18, AM-6)

0 Preset Scan/SeeklManual Tuning

0 Strong-station Sequential Memory (SSM)

o U-Tum Auto-Reverse Mechanism

0 Ignition Key-oft Release/Key-on Play Mechanism

0 Multi Music Scan

0 Dolby B Noise Reduction

0 4-Channel Amplilier System

0 Maximum Power Omput 0130 watts per channel
(Front)/30 watts per channelr(Rear) (KS-RTBOS)

I Maximum Power Output of 22 watts per channel
(Front)/22 watts per channel (Rear) (KS-RT707)

0 One Touch Operation

0 Sound Control Memory

0 Wireless Remote Control (KS-RT808 only)

0 Digital Clock Display

0 Line Output Terminal

Dolby Noise Reduction manufactured under
license from Dolby Laboratories Licensing
Corporation. "Dolby" and the double-D symbol
DC: are trademarks of Dolby Laboratories
Licensing Corporation

2 (No. 49260)

SPECIFICATIONS

AUDIO AMPLIFIEFI SECTION

(Ks-arson)

Maximum Power Output: (Front) 30 watts per channel

A (Rear) 30 watts per channel

Continuous Power Output (HMS); (Front) 13 watts per
channel into 4 S), 40 to 20,000 Hz at no more than
0.8% total harmonic distortion. (Rear) 13 watts per
channel into 4 (I, 40 to 20,000 Hz at no more than
08% total harmonic distortion.

Maximum Power Output: (Front) 22 watts per channel
(Rear) 22 watts per channel

Continuous Power Output (RMS): (Front) 8 watts per
channel into 4 (2,740 to 20,000 Hz at no more than
0.8% total harmonic distortion. (Rear) 8 watts per
channel into 4 n, 40 to 20,000 Hz at no more than
08% total harmonic distortion.

Load Impedance: 4 (2 (4 to 8 fl allowance)
Tone Control Range
Bass: :10 dB at 100 Hz
Treble: i10 dB at 10 kHz
Frequency Response: 40 to 20,000 Hz
Signal~to~Noise Ratio: 70 dB
Line-Out Level/Impedance: 0:5 V120 k9 load
(250 nWb/m)

RADIO SECTION
Frequency Range
FM: 87.5 to 107.9 MHZ
(with channel interval set to 200 kHz)
87.5 to 1030 MHZ
(with channel interval set to 50 kHz)
AM: 530 to 1.710 kHz
(with channel interval set to 10 kHz)
531 to 1,602 kHz
(with channel interval set to 9 kHz)
[FM Tuner]
Usable Sensitivity: 11.3 (131 (1 t0 uV/75 £2)
50 dB Ouieting Sensitivity: 16.3 (181 (1.8 uV/75 9)
Alternate Channel Selectivity: (400 kHz): 65 (13
Frequency Response: 40 to 15,000 Hz
Stereo Separation: 35 dB
Capture Ratio: 1.5 dB
[AM Tuner)
Sensitivity: 20 V
Selectivity: 35 dB

CASSETTE DECK SECTION
Wow & Flutter: 0.11%(WRMS)
Fast-Wind Time: 100 sect (0-60)
Frequency Response: 5010 16,000 Hz (:3 dB)
Signal-to-Noise Ratio:
(Dolby NR-ON): 60 dB
(Dolby NR-OFF): 52 dB
Stereo Separation: 40 dB

GENERAL
Power Requirement
Operating Voltage: DC 144 volts (11 to 16 volts
allowance)
Grounding System: Negative ground
Dimensions (W x H X D)
Installation Size: 182 x 52 x 152 mm
(7-3/16"x 2-1/16" X 6")
Panel Size: 189 x 58 x 14 mm
(7-1/ " x 2-5/16" x 5/8")
Gross Weight: 2.0 kg (4.5 lbs) (KS-FITBOE)
1.9 kg (4.2 lbs) (KS-FIT707)

Design and specifications sumed to change without
notice.