Panasonic SA-VK91D Service Manual

n AMPLIFIER SECTION
RMS Output Power : Dolby Digital Mode
Front - High Ch
90 W per channel (6 Ω), 1 kHz, 10% THD
Front - Low Ch
45 W per channel (12 Ω), 100 Hz, 10% THD
Surround Ch
45 W per channel (6 Ω), 1 kHz, 10% THD
Center Ch
100 W per channel (6 Ω), 1 kHz, 10% THD
Subwoofer
95 W per channel (6 Ω), 100 Hz, 10% THD
Total RMS Dolby Digital mode power
650 W
PMPO output power 7300 W
n FM/AM TUNER, TERMINALS SECTION
Preset station FM 15 stations
AM/MW 15 stations
Frequency Modulation (FM)
Frequency range 87.50 - 108.00 MHz (50 kHz step)
Sensitivity 2.5µV (IHF)
S/N 26dB 2.2µV
A
ntenna terminals 75Ω (unbalanced)
A
mplitude Modulation (AM/MW)
Frequency range 522 - 1629 kHz (9 kHz step)
520 - 1630 kHz (10 kHz step)
A
M sensitivity S/N 20 dB at 1000 kHz
560µV/m
© 2004 Panasonic AVC Networks Singapore Pte.
Ltd. (RCB Registration Number: 197701580H) All
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SA-VK91DGCS
SA-VK91DGCP
Colour
(S)... Silver Type
A
udio performance (Amplifier)
Input sensitivity/Input impedance
A
ux 250 mV, 20 kΩ
Phone jack
Terminal Stereo, 3.5 mm jack
Mic jack
Sensitivity 0.7 mV, 600 Ω
Terminal Mono, 6.3 mm jack (2 system)
n CASSETTE DECK SECTION
Type Auto Reverse
Track system 4 Track, 2 Channel
Head Record/Playback Solid Permalloy Head
Erasure Double Gap Ferrite Head
Motor DC Servo Motor
Recording System AC Bias 100 kHz
Erase System AC Erase 100 kHz
Tape Speed 4.8 cm/s
Overall Frequency Response (+3, -6 dB) at DECK OUT
Normal (TYPE I) 35 Hz - 14 kHz
S/N Ratio 50 dB (A weighted)
Wow and Flutter 0.18 % (WRMS)
Fast Forward and Rewind Time Approx. 120 seconds with
C-60 cassette tape
n DISC SECTION
Disc played [8 cm or 12 cm]
(1) DVD-RAM (DVD-VR compatible, JPEG formatted disc)
(2) DVD-Audio
DVD Stereo System
Specifications
ORDER NO. MD0407366C3
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Panasonic SA-VK91D Specifications

General

Type	Mini Hi-Fi System
Number of Channels	5.1
CD Player	Yes
DVD Player	Yes
Bluetooth	No
USB Port	No
Dolby Digital Decoder	Yes
DTS Decoder	No
Remote Control	Yes
Playable Media	CD, CD-R/RW
Tuner	FM/AM
Inputs	AUX
Outputs	Composite Video, Component Video
Speakers	1 Subwoofer
Cassette Deck	Yes

Summary

Specifications

AMPLIFIER SECTION

Details output power specifications for various channels and modes.

CASSETTE DECK SECTION

Outlines cassette deck specifications such as auto-reverse and frequency response.

DISC SECTION

Safety Precautions

Before Use

Provides essential guidelines for initial setup and safe operation before first use.

Protection Circuitry

Explains the function and reset procedure for the unit's protection circuitry.

Prevention of Electro Static Discharge (ESD)

Outlines techniques to prevent damage to sensitive electronic components from static discharge.

Precaution of Laser Diode

Warns about laser diode hazards and necessary precautions during operation and repair.

Procedure for repairing the set

Distinguish the problem

Guides on identifying the root cause of a malfunction through symptom analysis.

Diagnosis of Optical Pick-up Unit

Details the procedure for diagnosing the optical pickup unit's health and functionality.

Self-Diagnosis Function

Wiring Connection Diagram

Wiring Connection Diagram

Illustrates how various internal modules and components are interconnected.