Onkyo HTX 22 HDX Service Manual

Page 1

HTX-22HDX

Ref. No. 4204

ONKYO SERVICE MANUAL 2"

DIGITAL SURROUND SYSTEM
MODEL HTX-22HDX(B)

Hzlml® V1.4a
RJI-lD

RC-7208

Black model

B MPP 230V AC, SOHZ
B MDC 120V AC, 60Hz

SAFETY-RELATED COMPONENT
WA R N I N G ! !

COMPONENTS IDENTIFIED BY MARK A ON THE
SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE
CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK.
REPLACE THESE COMPONENTS WITH ONKYO
PARTS WHOSE PART NUMBERS APPEAR AS SHOWN
IN THIS MANUAL.

MAKE LEAKAGE-CURRENT 0R RESISTANCE
MEASUREMENTS TO DETERMINE THAT EXPOSED
PARTS ARE ACCEPTABLY INSULATED FROM THE
SUPPLY CIRCUIT BEFORE RETURNING THE
APPLIANCE To THE CUSTOMER.

ONKYO®

IMAGINATIVE SIGHT & SOUND

Page 2

HTX-22HDX

FIRMWARE UPDATE-1
DSP Update procedure

[Preparation]

1. PC (Personal Computer) which can play back wav files and output digital audio signal at 44.1 kHz (sampling frequency).
2. Software: Given wav-formatted FW Store it in the PC in advance (PC Update) or burn a CD-R with it as a music disc (CD Update).
3. Connection: DIGITAL (OPTICAL/COAXIAL) OUTPUT of PC/CD Player --> DIGITAL (OPTICAL/COAXIAL) INPUT of HTX-22HDX.

Connection Example

DIGITAL
OPTICAL OPTICAL
IN
@l ->2 GD
For a different shape of OPTICAL terminal,
PC (Personal Computer) Use a conversion adapter. HTX-22HDX Rear Panel
DIGITAL
OPTICAL

OPTICAL

@fi- 'PIE

NE

QB

CD player

* PC needs to be able to handle wav files and output digital audio signal at Sampling Frequency 44.1 kHz.

* For wav»compatible PCs which do not output audio signal at the above specification,
use a commercially»available USB-AUDIO interface unit. e.g. Onkyo»made ND-Sl

* Set Sampling frequency to 44.1 kHz and also set Volume to Maximum.
For further information, please see Owners manual of your PC.

* Instead ofPC, CD players with DIGITAL output terminal can be used.
Note: CD players need to output digital audio signal at 44.1 kHz of Sampling frequency.
Some CD players and DVD players are not suitable for update because they process audio signal to output.
Burn a CD-R as music disc.