Onkyo HT-R391B User Manual (English)

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HT-R391

SERVICE PROCEDURE-1

Clear

Stand-by

VCR/DVR

ON/STANDBY

1. Replacing the fuses

2. Safety check out

(U.S.A. model only)

After correcting the original service problem, perform the following safety check before releasing the unit to the customer.

Leakage current Check

Measure the leakage current to a known earth ground (water pipe or conduct etc.) by connecting a leakage current

tester between the earth ground and exposed metal parts of the unit (input/output ground terminals, screw heads or metal overlays etc.).

Plug the power supply cord directly into a 120Vac 60Hz wall socket and turn ON/STANDBY button on.

Any current measured must not exceed 0.5mA.

3. To initialize the unit

1. Press ON/STANDBY button while pressing down VCR/DVR button when the unit is POWER ON, then the FL displays

"CLEAR", and turn to STAND-BY.

Preset memory and each mode stored in the memory, are initialized and will return to the factory settings.

2. Remove power cord from wall outlet.

This symbol located near the fuse indicates that the

fuse used is slow operating type, For continued protection against

fire hazard, replace with same type fuse, For fuse rating, refer to

the marking adjacent to the symbol.

Ce symbole indique que le fusible utilise est e lent.

Pour une protection permanente, n'utiliser que des fusibles de meme

type. Ce demier est indique la qu le present symbol est apposre.

F6901

F6902

F901

F901 or

F901

F901 or

F9001

8A-T/UL-ST2

8A-UL/T-233

8A-T/UL-ST2

4A-SE-EAK

4A-SE-TL250V

5A-UL-125V

252261GR

252329GR

252261GR

252077GR

252277GR

252385T

FUSE

REF NO. PART NAME DESCRIPTION PART NO. REMARKS

<MDC, MDS>

<MMK, MMQ>

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Onkyo HT-R391B Specifications

General

Type	AV Receiver
Channels	5.1
HDMI Inputs	4
HDMI Outputs	1
Power Output	100 W
4K Passthrough	Yes
Bluetooth	Yes
AM/FM Tuner	Yes
Dolby Support	Dolby TrueHD, Dolby Digital Plus
DTS Support	DTS-HD Master Audio
Total Harmonic Distortion	0.08%
Frequency Response	10 Hz-100 kHz/+1 dB, -3 dB (Direct Mode)
Input Sensitivity and Impedance	200 mV/47 kΩ (Line)
Dimensions (W x H x D)	435 x 160 x 328 mm
Power Output per Channel	100W (6 ohms, 1 kHz, 1% THD)