Test Mode - Sony STR-KM2 Service Manual

FL CHECK MODE
All fl uorescent segments are tested. When this test is activated, all
segments turn on at the same time, then each segment turns on one
after another.
Procedure:
1. When pressing the [SURROUND SPEAKER] and [M-TURBO]
buttons, press the [ ] button to turn on the main power.
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2. All segments turn on.
LFE HDMI DTS -ES
LH RH SW
COAX OPT DTS-HD
L C R
SL S SR
SBL SB SBR
3. Turn the [INPUT SELECTOR] dial.
4. Test pattern 1 turn on.
LFE HDMI DTS -ES
LH RH SW
COAX OPT DTS-HD
L C R
SL S SR
SBL SB SBR
5. Turn the [INPUT SELECTOR] dial once again.
6. Test pattern 2 turn on.
LFE HDMI DTS -ES
LH RH SW
COAX OPT DTS-HD
L R
S
SBL SBR
7. Turn the [INPUT SELECTOR] dial once again. All segments
turn off.
8. Every turning of the [INPUT SELECTOR] dial turns on each
segment one after another on the same order.
S.F. CLEAR MODE
The preset sound fi led is cleared when this mode is activated. Use
this mode before returning the product to clients upon completion
of repair.
Procedure:
1. While pressing the [MUSIC] button, press the [
turn on the main power.
2. The message "S.F. CLEAR" appears and initialization is per-
formed.
USER INITIALIZE MODE
All preset contents are cleared when this mode is activated. Use
this mode before returning the product to clients upon completion
of repair.
Procedure:
1. Hold the [ ] for 5 seconds.
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2. The message "CLEARING" appears on the display.
3. After a few seconds, "CLEARED" appears.
SECTION 3

TEST MODE

NEO:6 USB PL II
96/24 TrueHD
x z
D + EX SLEEP
MSTR HI RES LBR LPCM
AAC ST D.RANGE
RDS
dB
k Hz m
ft.
MHz
NEO:6 S-AIR PL
96/24 TrueHD
z
+ SLEEP
MSTR HI RES LBR LPCM
AAC
D.RANGE
dB
k m
ft.
96/24 NEO:6 USB PL II TrueHD
x
D EX SLEEP
MSTR HI RES LBR LPCM
ST D.RANGE
RDS
Hz
MHz
] button to
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SOFTWARE VERSION DISPLAY MODE
The software version is displayed.
Procedure:
1. While pressing the [SURROUND SPEAKER] and [MUSIC]
buttons, press the [ ] button to turn on the main power.
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2. The message "M2**Mx.xx" appears. This is main micropro-
cessor version (KM2).
The message "M3**Mx.xx" appears. This is main micropro-
cessor version (KM3).
**: destination, x.xx: software version
3. Press the [DISPLAY] button on the remote commander,
DSP fi rmware version
"S. VER x.xx" appears.
Sound tuning version
"M2 ST x.xx" appears (KM2).
"M3 ST x.xx" appears (KM3).
Tuner Version
"T.VER x.xx" appears.
SPDIF UPDATE MODE
User plays the CD that contains u-com/DSP data with CD/DVD
player.
Update u-com/DSP etc. fi rmware from SPDIF input.
Connection:
CD/DVD
set
player
DIGITAL board
COAXIAL BD/DVD IN jack (J2301)
Procedure:
Normal case
1. While pressing [MOVIE] and [M-TURBO] buttons, press the
[ ] button to turn on the main power.
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2. The messages "UPDATE" and "PLAY.DISC" are displayed
alternately every one second.
After this step, all user operation is prohibited except power
off. To cancel this mode, power off or AC power cord pull out
is required.
3. Connect CD player to COAXIAL BD/DVD IN jack (J2301 on
the DIGITAL board), and play update CD.
Update is started when DSP detect update signal. The message
"UPDATING" is displayed blinks every one second.
From this step, all user operation is prohibited. Power off is
also prohibited.
4. While main u-com is being updated, fl uorescent indicator tube
is blacked out.
5. When update data error is detected or disc is not matched with
target model, error messages "DISC ERR" and "PLAY.DISC"
are displayed to restart playing valid CD.
When fl ash writing error is happened, error messages
"UPT. ERR" and "PLAY.DISC" are displayed to restart play-
ing CD.
6. When all update is fi nished, set is reboot automatically. After
reboot, complete message "COMPLETE" is displayed (dis-
played continuously until any user operation).
STR-KM2/KM3
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