Confirmation Of Fl Tube And Led; Confirmation Of Fm Radio Operation; Confirmation Of Cec Operation; Confirmation Of Dolby Test Tone - Onkyo TX-NR838 Service Manual

OPERATION CHECK-5

CONFIRMATION OF FL TUBE AND LED

1. Do the following operation.
[TV/CD] + [ON/STANDBY] → [DIMMER]
2. Confirm that all LEDs and all segments of FL tube are lit.
CONFIRMATION OF HEAD PHONE OPERATION
Confirm the headphone indicator when headphones plug is inserted into the PHONES jack.

CONFIRMATION OF FM RADIO OPERATION

1. Setting of Signal Generator(SG)
Carrier frequency
Modulation
Deviation
Output level
2. Waveform confirmation
Set the signal of SG as following channels and confirm output is the following table.
SG Input
Lch
(1) R ch only
(2) L + R ch
3. Confirmation of Stereo indicator
Set SG as stereo and confirm stereo indicator is on.
4. Confirmation of Auto stop operation
Do auto tuning (Press TUNING UP or TUNING DOWN button) and confirm that the searching stops when a station that
is set by SG is found.
CONFIRMATION OF RDS (RADIO DATA SYSTEM) OPERATION (Applied to MPP/MPB/MM* type )
1. Input 98MHz,30dBμ signal modulated with RDS data.
2. When a PS information is received, the name of the station "RDS TEST" shall be displayed within 2 seconds
instead of the frequency.
CONFIRMATION OF OSD(ON SCREEN DISPLAY) OPERATION
1. When DISPLAY button is pushed, confirm that OSD is displayed in HDMI SUB/ZONE2 Out.
2. Confirm that specified operations for ENTER(with 4-cursor) buttons are made.
Applied model

CONFIRMATION OF CEC OPERATION

1. Connect AVR's HDMI OUT to HDMI input of appliance compatible with CEC(SINK or REPEATER) by HDMI cable.
2. Turn on the power to the AVR
3. Do the following operation.
3-1. set the volume level to 25(TX-NR636, DTR-30.6) or 30(TX-NR737, 838, DTR-40, 50.5).
3-2. [TV/CD] + [ON/STANDBY] → [AUX]
to the following test mode.
TEST 6-00
FL tube will display "OK" or "NG".

CONFIRMATION OF DOLBY TEST TONE

1. Press TEST TONE on remote controller then press CH SELECT repeatedly.
Set turn to Dolby Test mode tone Check speaker condition.
2. Please check that a sound comes out from each channel.
-> FL ch -> C ch -> FR ch -> SR ch -> SBR ch -> SBL ch -> SL ch -> SW ch ->
TX-NR636/ 737/ 838/ HT-RC660/ HT-R993/ DTR-30.6/ 40.6/ 50.6
any
1kHz
75kHz
35dBu
Output
R ch
No Yes
Yes Yes
TX-NR737/838,DTR-40.6/50.6