Sony STR-DH510 Service Manual page 10

STR-DH510
QQ
3 7 63 1515 0
DMPORT MODE
* All preset contents are cleared when this mode is activated. Use
this mode before returning the product to clients upon comple-
tion of repair.
* Procedure:
1. Connect the DMPORT check jig (P/N: J-2501-309-A) with
the DMPORT Jack (J2901) on the MICOM board.
2. While pressing the [TUNING MODE] and [MUSIC] buttons,
press the [ ] button to turn on the main power.
?/1
3. The message "DMPORT T." and "DMPORTOK" appears on
the fl uorescent indicator tube and enter the digital media port
test mode. (Confi rmation of communication line). When
"NO DET", "UART NG" and "UART TO" are displayed on
the fl uorescent indicator tube, confi rm the connection of the
DMPORT check jig, and enter the mode again. Each time the
[>] button on the remote commander is pressed, the con-
nect check and adaptor version check are switched. Press the
[.] button on the remote commander, connected confi rma-
tion of the DMPORT check jig is done again.
4. To a pin jack of the DMPORT check jig input information
relevant to audio signal (sine-wave 1.0V rms) and composite
video signal (white 100% 1.0Vp-p, color bar, etc).
5. Confi rm the output of speakers and monitor TV. (Confi rma-
tion of analog signal).
6. To release from this mode, press the [x] button on the remote
commander.
MICOM board
J2901
J001
color
DMPORT
pattern
check jig
TE
generator
L 13942296513
(Part No.:
J-2501-309-A)
AF
oscillator
www
.
10
http://www.xiaoyu163.com
TV
monitor
set
FL/FR
speaker
MAIN board
TB601
x ao u163
y
i
http://www.xiaoyu163.com
2 9
8
Q Q
3 6 7 1 3 1 5
co
.
9 4 2 8
0 5 8 2 9 9 4 2 8
m
9 9
9 9