Panasonic SA-AK640PL, Service Manual

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n AMPLIFIER SECTION
RMS output power
THD 10%,
1 kHz
(Low channel-both channels driven)
90 W per channel (3
Ω
)
10 kHz
(High channel-both channels driven)
90 W per channel (3
Ω
)
60 Hz
(Subwoofer channel) 180 W (8
Ω
)
Total output power 540 W
PMPO 6000 W
n FM/AM TUNER, TERMINALS SECTION
Preset station FM 15 stations
AM 15 stations
Frequency Modulation (FM)
Frequency range 87.9 to 107.9 MHz (200 kHz
steps)
87.5 to 108.0 MHz (100 kHz
steps)
Sensitivity 4.0 µV (IHF)
S/N 26dB 2.2 µV
Antenna terminal(s) 75
Ω
(unbalanced)
Amplitude Modulation (AM)
Frequency range 520 to 1710 kHz (10 kHz step)
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SA-AK640PL
Colour
(S)... Silver Type
Sensitivity
S/N 20dB (at 1000 kHz) 560 µV/m
Music Port input jack
Terminal Stereo, 3.5 mm jack
Sensitivity 100 mV, 4.7 k
Ω
Phone jack
Terminal Stereo, 3.5 mm jack
Mic jack
Terminal Mono, 3.5 mm jack
Sensitivity 0.7 mV, 680
Ω
n 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
Overall frequency response (+3, -6 dB) at DECK OUT
NORMAL 35 Hz to 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
CD Stereo System
Notes: This model’s CD mechanism changer unit is CRS1. Please refer to the original Service Manual
(Order No. MD0509368C0) for this mechanism.
Specifications
ORDER NO. MD0601011C3