Onkyo HT-RC260 (B) Service Manual page 5

A B
Note:
TROUBLE SHOOT-3
This is just for general reference and does not include every single case.
No Sound
The above waveforms are got by Oscilloscope of Maximum Horizontal Sensitivity: 100MHz.
The results depend on the oscilloscope.
1
No Sound
from HDMI input
BAHDM-0403(HDMI Board)
P8001 16pin HDMI_SPDIF .
Y
15pin HDMI_MCK
13pin HDMI_BCK
11pin HDMI_LRCK
9pin HDMI_FLR
Waveforms are no problem?
2
N
BADG-0403 (HDMI Board)
JL801 1&4pin +12V
N
3
BAETC-0359 (torans terminal)
JL952 1-3pin AC10V
Repair
Y Y
BAVD-0375/0389(Video)
Replace Video Board or Repair
D9011/R9013/R9012
and their peripheral circuit.
4
Replace Power
transformer or
Repair its peripheral
circuit.
BAHDM-0403(HDMI Board)
Make sure that JL801 3pin is 12V
Replace HDMI Board
or Replace Q8501(HDMI_4RX)
Q81061(HDMI 1st SW)
or Repair its peripheral circuit.
5
6
HDMI_SPDIF
7
V:1V/cm H:0.1µ/cm
8
TX-SR608 HT-RC260 DTR20.2/ 30.2
C D
No Sound
from COASXL/OPT input
BADG-0364(MPU Board)
N
BAHDM-0403(HDMI Board)
P2001 21 22pin +5V
DIR_OUT
P8001 3pin DIR_BCK
5pin DIR_LRCK
Y
7pin DIR_FLR
P8002 23pin DIR_MCK
Waveforms are no problem?
BADG-0364(MPU Board)
Replace MPU Board or
Replace
Y
U131/132 Q301 Q131 or
Repair their peripheral circuit.
BADG-0364(MPU Board)
DSP_OUT
P8002 24pin DSP_FL/R
N
BADG-0403(HDMI Board)
P8001 8pin DSP_SL/R
,
10pin DSP_CSW JL801 2pin and 4pin +12V
,
4pin CX_SCLK
.
6pin CX_LRCLK
Y
Waveforms are no problem?
Y
BAHDM-0401(HDMI Board)
Make sure that JL801 2pin & 4pin is
12V. Replace HDMI Board or
Replace Q2001(DSP-IC) or
Repair its peripheral circuit.
N
BADG-0364(MPU Board)
DAC_OUT
Analog signal outputs from 4-9
N BADG-0364(MPU Board)
pins of P5502?
P2001 21 22pin +5V
4pin----FR 5pin----FL
6pin----SW 7pin----C
8pin----SR 9pin----SL
BADG-0364(MPU Board)
Replace MPU Board or
Y
Replace Q302 or
Repair its peripheral circuit.
DIR_FLR DIR_LRCK
DSP_FLR/SLR/CSW CX_LRCK
HDMI_FLR HDMI_LRCK
V:1V/cm H:0.1µ/cm
E F
BAETC-0359(torans terminal)
N N
JL952 1-3pin AC10V
Y
BAVD-0375/0389(Video Board)
Replace Video Board or
Repair
Q9031/D9011/R9013/R9012
and their peripheral circuit.
N
N
BAETC-0359(torans terminal)
JL952 1-3pin AC10V
Y
BAVD-0375/0389(Video Board)
Replace Video Board or
Repair
D9011/9013/R9012
and their peripheral circuit.
BAETC-0359(torans terminal)
N
N
JL952 1-3pin AC10V
Y Y
BAVD-0382/0389(Video Board)
Replace Video Board or Replace Power
Repair transformer or
Repair its peripheral
Q9031/D9011/R9013/R9012
circuit.
and their peripheral circuit.
DIR_BCK
CX_SCLK
HDMI_BCK
V:1V/cm H:5µ/cm V:1V /cm H:0.1µv/cm
G H I
No Sound
from ANALOG input
Y
BAAF-0355(AF Board)
BAAF-0355(AF Board)
AUDIO-SEL_OUT
Q4170 3pin +5V
Signal output is no problem?
N
Q4171 3pin -15V
Each PRE-OUT or
Q4184 E +7V
P6600 SBR--1pin SR--3pin
Q8185 E -7V
FR--5pin C------7pin FL--9pin
SL--11pin SBL---13pin
Y
Y
BCAF-0355(AF Board)
Replace AF Board or
Repair Q4001 and its
peripheral circuit.
BATRM-0368(TRM Board)
JL600(AMP_OUT)
Signal output is no problem?
N
SR----6pin FR----5pin
C------4pin FL-----3pin
SL-----2pin SBR--7pin
SBL---1pin
Y
BCAF-0355(AF Board)
BATRM-0368(TRM Board)
N Replace AF Board or
JL603 1Pin +22V
Repair R4160/4166
D4300/4301/4302/4303 and
their peripheral circuit.
Y
BADG-0364(MPU Board)
N
P5503 3pin (SEC1H)
Voltage changes from 0V to
3V about 2 or 3 seconds after
power-on? BADG-0364(MPU Board)
P5503 6pin(I-pro):0V
Y
5pin(V- pro):0V
8pin(V-olh):0V
BATRM-0368(TRM Board)
JL501 3pin(THE): +1V or lower
JL610 1pin, 2pin, 3pin, 4pin
N
Voltage changes from 0V to
3V about 3 or 4 seconds
after power-on?
Y Y
BATRM-0368(TRM Board)
BADG-0364(MPU Board)
Replace TRM Board or
Replace MPU Board or
Repair Replace Q701 and repair
Q6601/6602/6603/6604
its peripheral circuit.
R6690, and their peripheral
circuit.
DIR_MCK
HDMI_MCK
V:1V/cm H:0.1µv/cm
TX-SR608 HT-RC260 DTR-20.2/ 30.2
J K
BCAF-0355(AF Board)
N Replace AF Board or
Repair Q4170, Q4171, Q4181,Q4185
and their peripheral circuit.
N
N BCAF-0355 (AF Board) N
P6901(+55V) P6902(-55V)
Y
BCAF-0355(AF Board)
Replace AF Board or
Repair Final TR
and their peripheral circuit.
BCAF-0355(AF Board)
BACLA-0362 Replace AF Board or
(A_Class amp Board) Replace D6901 F6901
F6902 and repair their
Replace "A_Class amp Board"
peripheral circuit.
and their peripheral circuit.