Page 2 - Important Safety Instructions; WARNING; AVIS
2 Important Safety Instructions 1. Read these instructions.2. Keep these instructions.3. Heed all warnings.4. Follow all instructions.5. Do not use this apparatus near water.6. Clean only with dry cloth.7. Do not block any ventilation openings. Install in accordance with the manufacturer’s instructi...
Page 3 - Precautions; Recording Copyright; For European Models; Declaration of Conformity
3 Precautions 1. Recording Copyright —Unless it’s for personal use only, recording copyrighted material is illegal with-out the permission of the copyright holder. 2. AC Fuse —The AC fuse inside the unit is not user- serviceable. If you cannot turn on the unit, contact your Onkyo dealer. 3. Care —Oc...
Page 4 - Contents; Introduction
4 Contents Features ................................................................................................................................... 5 Supplied Accessories ............................................................................................................. 5 Front Panel.....
Page 5 - Features
5 Introduction ❑ 90 W/Ch into 4 ohms (IEC) ❑ WRAT—Wide Range Amplifier Technology ❑ All discrete output stage circuitry ❑ Massive power transformer ❑ Precision motor volume control ❑ Tone control (bass/treble) ❑ Direct mode ❑ Rec selector ❑ 6 inputs and 2 outputs ❑ Phono input ❑ Preout output ❑ Spea...
Page 6 - —Continued; Front Panel
6 Introduction —Continued For detailed information, refer to the pages in parentheses. A POWER ON/OFF switch (15) Turns the A-9377 on or off. B SPEAKERS selector and indicators (15) Selects speaker set A, speaker set B, both sets of speakers, or turns the speakers off altogether. The A and B indicat...
Page 7 - Rear Panel; J K L M
7 Introduction —Continued A GND terminal Terminal for connecting a turntable’s ground wire. B SPEAKERS A Terminal posts for connecting speaker set A. C SPEAKERS B Terminal posts for connecting speaker set B. D AC INLET Supplied power cord connects here. E AC OUTLETS Supply AC power to other audio co...
Page 8 - These buttons are explained on the next page.; Buttons for Controlling the A-9377; The following buttons control the A-9377:; Remote Controller
8 Introduction —Continued In the illustration below, numbers in circles indicate but-tons that can be used to control the A-9377. These but-tons are explained on this page. Numbers in squares indicate buttons that can be used to control other Onkyo audio components connected to the A-9377 via . Thes...
Page 9 - Buttons for Controlling Other Onkyo Components; When other Onkyo audio components are connected to the A-9377 via
9 Introduction —Continued Buttons for Controlling Other Onkyo Components When other Onkyo audio components are connected to the A-9377 via , you can control them with the A-9377’s remote controller. The operation of each button depends on the selected input source. For example, when the DOCK input s...
Page 10 - Installing the Batteries; Slide the cover shut.
10 Introduction —Continued Installing the Batteries Notes: • If the remote controller doesn’t work reliably, try replacing the batteries. • Do not mix new and old batteries or different types of batteries. • If you intend not to use the remote controller for a long time, remove the batteries to prev...
Page 11 - Connections; Speaker Connection Precautions; Connecting Your Speakers; Unscrew the terminal.
11 Connections You can connect one or two sets of speakers (A/B) to the A-9377 and select which set outputs sound, or use both sets simultaneously. Speaker Connection Precautions • Always connect speakers in pairs.• If you want to output sound from speaker sets A and B simultaneously, you must use s...
Page 12 - Connecting a Turntable; Connecting Your Components; Audio Connection Precautions
12 Connections —Continued Connecting a Turntable The A-9377’s PHONO input is designed for use with a turntable fitted with a moving-magnet (MM) cartridge.Use an analog audio cable to connect the A-9377’s PHONO L/R jacks to the audio output jacks on the turn-table, as shown. If there are RCA shorting...
Page 13 - Connecting a Cassette Deck
13 Connections —Continued Connecting a Cassette Deck Use an analog audio cable to connect the A-9377’s TAPE IN L/R jacks to the cassette deck’s analog audio output jacks, and use another analog audio cable to con-nect the A-9377’s TAPE OUT L/R jacks to the cassette deck’s analog audio input jacks, a...
Page 14 - Connecting; Direct Change; Connecting the A-9377’s Power Cord; Power Connections
14 Connections —Continued Connecting Components Connecting the A-9377 to your other Onkyo -capa- ble components with cables allows you to control them all with the A-9377’s remote controller, like an integrated system, with the following functionality. Direct Change When playback is started on a com...
Page 15 - Enjoying Audio Sources; Selecting Speakers; Using Headphones
15 Enjoying Audio Sources You can select which set of speakers outputs sound. You can connect a pair of stereo headphones (1/4-inch phone plug) to the A-9377’s PHONES jack for private listening. Notes: • Always turn down the volume before connecting your headphones. • The speakers are not turned off...
Page 16 - Selecting the Input Source; Listening to Components; TAPE
16 Enjoying Audio Sources —Continued Selecting the Input Source Adjusting the Volume Muting the A-9377 You can temporarily mute the output of the A-9377. Using the Direct Function With the Direct function, you can bypass the tone con-trols for a purer sound. Note: • The BASS and TREBLE tone controls...
Page 17 - Recording; SOURCE
17 Enjoying Audio Sources —Continued Adjusting the Bass, Treble, and Balance Notes: • Signals output by the TAPE OUT L/R jacks are not affected by the A-9377’s Volume, BALANCE, BASS, and TREBLE controls. • If you’re using an Onkyo cassette deck that’s con- nected via , for dubbing or synchro recordi...
Page 18 - Troubleshooting; Power
18 Troubleshooting If you have any trouble using the A-9377, look for a solution here. If you cannot resolve the issue yourself, contact your Onkyo dealer. Cannot turn on the A-9377. • Make sure that the power cord is properly plugged into the wall outlet. • Unplug the power cord from the wall outle...
Page 19 - Specifications; Rated output power; Block Diagram
19 Specifications Rated output power European (IEC): 2ch × 90 W at 4 Ω , 1 kHz, 2ch driven Maximum output power (JEITA): 2ch × 132 W at 4 Ω , 1 kHz, 2ch driven Dynamic power: 124 W + 124 W (4 Ω ) 80 W + 80 W (8 Ω ) THD (total harmonic distortion): 0.08% (1 kHz, 1 W) Damping factor : 60 (1 kHz, 8 Ω )...