Test Mode - Sony CX-LFA660 Service Manual

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Note 1: Regarding the notification symbol "R"
Because the number of the operating buttons of this product
are limited, some operations require use of the operating
buttons of the remote commander. When a specific operation
requires use of the operating buttons of the remote commander,
"R" is added to the specific operating procedure in this manual.
Example MENU/NO "R" The MENU/NO button of remote
commander.
Note 2: Incorrect operations may be performed if the test mode is
not entered properly.
In this case, press the ?/1 button to turn the power off, and
retry to enter the test mode.
1. Cold Reset
• The cold reset clears all data including preset data stored in
the RAM to initial conditions. Execute this mode when
returning the set to the customers.
Procedure:
1. Press three buttons x , [VOLUME] (down) and ?/1
simultaneously.
2. When this button is operated, all of the settings are reset.
2. Panel Test Mode
• This mode is used to check the software version, LCD, LED
and keyboard.
Procedure:
1. Press three bottons [DISPLAY], ?/1 and [VOLUME] (down)
simultaneously.
2. When the panel test mode is activated, all segments are turned
on.
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2-1. Version Test Mode
Procedure:
1. When the panal test mode is activated, press the [BASS/
TREBLE] button and the version is displayed.
2. Press the [i-Bass] button and the date of the software production
is displayed.
3. Press the [BASS/TREBLE] button again and the version is
displayed.
4. To exit from this mode, pull out the AC plug.
2-2. Key Test Mode
Procedure:
1. When the panel test mode is activated, press the [PLAY MODE]
button, to select the key test mode. In the key check mode, the
fluorecent indicator displays "KEY 0". Each time a button is
pressed, "KEY" value increases. However, once a button is
pressed, it is no longer taken into account. When all keys are
pressed correctly, "KEY 19" is displayed.
2. To exit from this mode, pull out the AC plug.
3. Common Test
Procedure:
1. Press the ?/1 button to turn the power on.
2. When the common test mode is activated, each time press the
EQ "R" button, the message "EQ MAX", "EQ MIN", "EQ
FLAT" is displayed in this order.
3. The message "Volume MAX" is displayed, when press the
[VOLUME] (up) button or VOLUME + "R" button. The mes-
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sage "Volume MIN" is displayed, when press the [VOLUME]
(down) button or VOLUME – "R" button.
4. To exit from this mode, press the ?/1 button to turn off the
.
main power.
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SECTION 4

TEST MODE

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4. Repeat 5 Times Limit Release Mode
Procedure:
1. Press the ?/1 button to turn the power on.
2. Press three buttons x , [VOLUME] (down) and the [PLAY MODE]
simultaneously.
3. To exit from this mode, press the ?/1 button.
5. Disc Tray Lock
The disc tray lock function for the antitheft of an demonstration
disc in the store is equipped.
Setting Procedure :
1. Press the ?/1 button to turn the set on.
2. Insert a disc.
3. Press the x button and the Z CD button simultaneously for
five seconds.
4. The message "LOCKED" is displayed and the tray is locked.
Releasing Procedure :
1. Press the x button and the Z CD button simultaneously for
five seconds again.
2. The message "UNLOCKED" is displayed and the tray is
unlocked.
Note: When "LOCKED" is displayed, the slot lock is not released by
turning power on/off with the ?/1 button.
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