Sony STR DA2400ES - 7.1 Channel Home Theater AV Receiver Service Manual page 21

HISTORY MODE
The state that the set is used is memorized.
Procedure:
1. While pressing the [MEMORY/ENTER] and [MUSIC] but-
tons, press the [POWER] button to turn on the power and
"HISTORY" is displayed.
2. Each time the [M] [m] key of remote commander is pressed,
the item is switched in order as follows.
Items
Protector count
Total single power on time
Sound fi eld
Input function
Input mode
Digital select
Stream information
Signal confi guration
Headphones
Volume
Bass
Treble
Level FL/FR
Level SL/SR
Level CT/SW
Level BL/BR
Total power on time
Muting
Power on counter
(Rebox test mode)
DIGITAL MEDIA PORT TEST
Procedure:
1. Connect the DMPORT check jig (P/N: J-2501-309-A) with the
DMPORT jack (CN8003) on the MICON board.
2. While pressing the [MEMORY/ENTER] and [A.F.D.] buttons,
press the [POWER] button to turn on the main power.
3. The message "DMPORT T." and "DMPORT OK"appears on
the fl uorescent indicator tube and enter the digital media port
test mode. (Confi rmation of communication line)
When "NO DETECT", "UART NG" and "UART TO" are dis-
played on the fl uorescent indicator tube, confi rm the connec-
tion of the DMPORT check jig, and enter the mode again.
Each time the [>] button on the remote commander is
pressed, the connect check and adaptor version check are
switched.
Press the [.] button on the remote commander, connected
confi rmation of the DMPORT check jig is done again.
4. To a pinjack of the DMPORT check jig input information rele-
vant 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 rmation
of analog signal)
Display
COUNT XX
SxxxxxHxxM
xxxxxxxxxx
xxxxxxxxxx
xxxxxxxxxx
xxxxxxxxxx
xxxxxxxxxx
CONF xxxxx
HEADPH xxx
VOL xxxxx
BASS xxdB
TREB xxdB
FL/R xx xx
SL/R xx xx
C/SW xx xx
BL/R xx xx
T xxHxxM
MUTING xxx
REBOX xxxx
STR-DA2400ES/DG920
6. To release from this mode, press the [x] button on the remote
commander.
MICON board
J001
color
DMPORT
pattern
check jig
generator
(Part No.:
J-2501-309-A)
AF
oscillator
SOFTWARE VERSION DISPLAY MODE
The software version is displayed.
Procedure:
1. While pressing the [TONE MODE] and [MUSIC] buttons,
press the [POWER] button to turn on the main power.
2. The message "M.Ver X.XX" appears.
Each time the [DISPLAY] button is pressed, "H.Ver X.XX",
"V.Ver X.XX", "G.Ver X.XX", "F.Ver X.XX" and "S.Ver
X.XX" this order, and returns to the "M.Ver X.XX" dis-
played.
KEY CHECK MODE
Button check
Procedure:
1. While pressing the [MEMORY/ENTER] and the [MOVIE]
buttons, press the [POWER] button to turn on the main pow-
er.
2. Either the message "REST 11" appears.
Every pressing of any button other than the [POWER] counts
down the buttons. The buttons which are already counted once
are not counted again. When all buttons are pressed "REST
00" appears.
VIDEO board
CN8003
J6004
TV
monitor
set
FL/FR
speaker
MAIN board
TM601 (DG920)
TM602 (DA2400ES)
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