Panasonic RQT7834-3P important safety instructions Specifications, Maintenance, Product Service

Specifications

AMPLIFIER SECTION		AK630
RMS output power
THD 10%, both channels driven
1 kHz	75 W per channel (5 Ω)
(Low channel)
10 kHz	70 W per channel (5 Ω)
(High channel)
80 Hz		160 W (8 Ω)
(Subwoofer channel)
Total power output			450 W
FTC output power
THD 10%, both channels driven
100 Hz–3 kHz	59 W per channel (5 Ω)
(Low channel)
3 kHz–10 kHz	57 W per channel (5 Ω)
(High channel)
50 Hz–100 Hz		130 W (8 Ω)
(Subwoofer channel)
Total FTC power			362 W

AMPLIFIER SECTION AK633 RMS output power

THD 10%, both channels driven

1 kHz	70 W per channel (5 Ω)
(Low channel)
10 kHz	65 W per channel (5 Ω)
(High channel)
80 Hz		160 W (8 Ω)
(Subwoofer channel)
Total power output		430 W
FTC output power
THD 10%, both channels driven
100 Hz–3 kHz	55 W per channel (5 Ω)
(Low channel)
3 kHz–10 kHz	53 W per channel (5 Ω)
(High channel)
50 Hz–100 Hz		130 W (8 Ω)
(Subwoofer channel)
Total FTC power		346 W

FM/AM TUNER, TERMINALS SECTION

Preset station	FM 15 stations
Frequency Modulation (FM)	AM 15 stations
Frequency range

87.9–107.9 MHz (200 kHz steps) 87.5–108.0 MHz (100 kHz steps)

Sensitivity		2.5 ØV (IHF)
S/N 26 dB		2.2 ØV
Antenna terminal(s) 75 Ω (unbalanced)
Amplitude Modulation (AM)
Frequency range
Sensitivity	520–1710 kHz (10 kHz steps)
S/N 20 dB (at 1000 kHz)		560 ØV/m
Audio performance (Amplifier)
Input sensitivity/Input impedance
Aux	250 mV, 14.7 kΩ
Phone jack
Terminal	Stereo, 3.5 mm (1/8˝) jack

CASSETTE DECK SECTION

Track system	4 track, 2 channel
Heads
Record/playback	Solid permalloy head
Erasure	Double gap ferrite head
Motor	DC servo motor
Recording system	AC bias 100 kHz
Erasing system	AC erase 100 kHz
Tape speed	4.8 cm/s (17/8 ips)
Overall frequency response
(+3 dB, –6 dB at DECK OUT)
NORMAL	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

DISC SECTION

Discs played [8 cm (3˝) or 12 cm (5˝)]

(1)CD-Audio (CD-DA)

(2)CD-R/RW (CD-DA, MP3 formatted disc)

(3)MP3

Bit rate
MP3	32 kbps–320 kbps
Sampling frequency
MP3	32 kHz, 44.1 kHz, 48 kHz
CD	44.1 kHz
Decoding	16 bit linear
Digital filter	8 fs
D/A converter	MASH (1 bit DAC)
Pickup
Wavelength	780 nm
Beam Source	Semiconductor laser

Audio output (Disc)

Number of channels

2 (Stereo) (FL, FR)

SPEAKER SECTION

Front speakers SB-AK630

Type

3 way, 3 speaker system (Bass reflex)

Impedance		5 Ω
HIGH
LOW		5 Ω
Speaker(s)
Woofer	16 cm (61/2˝) cone type
Tweeter	6 cm (23/8˝) cone type
Super tweeter		Piezo type
Input power (IEC)
HIGH		70 W (Max)
LOW		75 W (Max)
Output sound pressure level
Cross over frequency		83 dB/W (1.0 m)
		2.6 kHz, 10 kHz

Frequency range 37 Hz–23 kHz (–16 dB) 44 Hz–22 kHz (–10 dB)

Dimensions (WxHxD) 240 x 330 x 230 mm

Mass	(97/16˝ x 13˝ x 91/16˝)
	3.2 kg (7.1 lb.)

Subwoofer SB-WAK630

Type

1 way, 1 speaker system (Bass reflex)

Impedance	8 Ω
Speaker(s)
Subwoofer	16 cm (61/2˝) cone type
Input power (IEC)	160 W (Max)

Output sound pressure level

80 dB/W (1.0 m) Frequency range 40 Hz–220 Hz (–16 dB)

45 Hz–180 Hz (–10 dB)

Dimensions (WxHxD) 240 x 330 x 267 mm

Mass	(97/16˝ x 13˝ x 101/2˝)
	3.4 kg (7.5 lb.)

GENERAL

Power supply	AC 120 V, 60 Hz
Power consumption	255 W

Dimensions (WxHxD) 250 x 330 x 341 mm

Mass	(927/32˝ x 13˝ x 137/16˝)
	7.1 kg (15.7 lb.)

Operating temperature range

+5 to +35 °C (+41 to +95 °F)

Operating humidity range

5 to 90 % RH (no condensation)

Power consumption in standby mode: 0.38 W

Note:

1.Specifications are subject to change without notice.

Mass and dimensions are approximate.

2.Total harmonic distortion is measured by the digital spectrum analyzer.

3.The labels “HIGH” and “LOW” on the rear of the speakers refer to High frequency and Low frequency.

Maintenance

If the surfaces are dirty

To clean this unit, wipe with a soft, dry cloth.

•Never use alcohol, paint thinner or benzine to clean this unit.

•Before using a chemically treated cloth, read the instructions that came with the cloth carefully.

For a cleaner, crisper sound

Clean the heads regularly to assure good quality playback and recording.

Use a cleaning tape (not included).

Product Service

1.Damage requiring service —The unit should be serviced by qualified service personnel if:

(a)The AC power supply cord or AC adaptor has been damaged; or

(b)Objects or liquids have gotten into the unit; or (c)The unit has been exposed to rain; or

(d)The unit does not operate normally or exhibits a marked change in performance; or

(e)The unit has been dropped or the cabinet damaged.

2.Servicing —Do not attempt to service the unit beyond that described in these operating instructions. Refer all other servicing to authorized servicing personnel.

3.Replacement parts —When parts need replacing ensure the servicer uses parts specified by the manufacturer or parts that have the same characteristics as the original parts. Unauthorized substitutes may result in fire, electric shock, or other hazards.

4.Safety check —After repairs or service, ask the servicer to perform safety checks to confirm that the unit is in proper working condition.

Product information

For product information or assistance with product operation:
In the U.S.A., refer to “Customer Services Directory” on the
back cover.
In Canada, contact the Panasonic Canada Inc. Customer Care
Centre at 905-624-5505, or visit the website (www.panasonic.ca),	15
or an authorized Servicentre closest to you.
	RQT7834