Kenwood RXD-790 User Manual

MINI HiFi COMPONENT SYSTEM
RXD-790/V860/V890
SERVICE MANUAL
(XD-790/V860/V890)
© 1997-9/B51-5357-00 (K/K) 1586
3 ¡ 7 2 1
O.T.E. DUBBINGREC/ARM DOLBY NRREV. MODE
A/B
0
PUSH
OPEN
0
PUSH
OPEN
0
6 ¢ 7 4
DISC
SKIP
DISC SELECTOR
TIME DISP.
OPEN/CLOSE
DISC 1 DISC 2 DISC 3
D
O
W
N
U
P
C
L
A
S
S
I
C
E
Q
.
O
F
F
EX.BASS
STEREO SRS 3D PRO LOGIC
DOLBY
3 STEREO MODE
INPUT
DISPLAY BEST HITS
DEMO
AUTO POWER
SAVE
MIC MIX.
MIN. MAX.
MIC1 MIC2
PHONES
ON/STANDBY
AUTO ENTERBAND
POPROCK M/R
RESET
∞
MINI HiFi COMPONENT SYSTEM
MULTI CONTROL
/
VOLUME
TUNING
Front glass
(B10-2391-02)
Panel
(A60-1245-11)
Knob
(K29-6864-03)
Knob*
(K29-)
Knob
(K29-6759-12)
Front glass
(B10-2282-12)
Cassette lid
(A53-2019-12)
Knob
(K29-6866-02)
Lighting board
(B19-1563-13)
Knob
(K29-6863-03)
Knob
(K29-6832-13)
Phone jack
(E11-0280-05)
Knob
(K29-6832-13)
Knob
(K29-6865-02)
Knob
(K29-6832-13)
Knob
(K29-6865-02)
Front glass
(B10-2283-12)
Cassette lid
(A53-2020-12)
Knob
(K29-6861-04)
Illustration is RXD-790.
* Refer to parts list on page 62.
KENWOOD-Corp. certifies this equipment conforms to DHHS Reg-
ulations No. 21 CFR 1040. 10, Chapter 1, Subchapter J.
DANGER : Laser radiation when open and interlock defeated.
AVOID DIRECT EXPOSURE TO BEAM.
In compliance with Federal Regulations, following are reproduc-
tions of labels on, or inside the product relating to laser product
safety.
RXD-790/V860(k) COVER( 97.11.28 3:55 AM y[W 2

Kenwood RXD-790 Specifications

General

Remote Control	Yes
Signal-to-Noise Ratio	85dB
Type	Stereo Receiver
Tuner Bands	FM, MW
FM Tuning Range	87.5 to 108 MHz

Summary

Disassembly for Repair

How to remove the main PCB

Detailed steps for removing the main PCB from the unit.

How to remove the front panel

Circuit Description

Test mode

Procedures for entering and operating the receiver in test mode.

Main microprocessor

Adjustment

Tuner adjustment

Procedure for adjusting the tuner section with specific input and output settings.

CD Player Adjustment

Procedures for CD player adjustments: Laser Power, Tracking/Focus Error Balance, Tracking Gain.

Cassette Deck adjustment

Procedures for cassette deck adjustments: Demagnetization, Azimuth, Tape Speed, Playback Level, Bias Current.

Schematic Diagram

FM FRONT END

DECODER

CD UNIT (X32-3440-20) (A/2) RXD-V860/V890

DECK MECHA (RVStype) D40-1510-05

AUDIO UNIT (X09-472X-XX) (A/5) RXD-790/V890

Parts List

RXD-790/V860/V890

List of parts for RXD-790, RXD-V860, RXD-V890 models.

Specifications

Main unit

Technical specifications for the main unit's amplifier, tuner, and cassette deck sections.

Main unit

Technical specifications for the main unit's amplifier, tuner, and cassette deck sections (RXD-V890/V860).