Sony MCE-K700 Service Manual page 5

All manuals and user guides at all-guides.com
Lighting of All Fluorescent Indicator Tube Displays
and Key Check Mode
1. Connect the TEST2 (Short round) on the Main board with solder.
2. Connect the power plug to the outlet.
3. All the Fluorescent Indicator tube displays light up.
4. Press any button to enter the key check mode. In the key check
mode, each time a button is pressed, figures displayed on the Fluo-
rescent Indicator tube displays increase. However, figures will not
increase for buttons which have been pressed once.
The button number corresponding to the button pressed will also
be displayed. Button numbers are displayed only while the corre-
sponding buttons are pressed.
5. To exit the test mode, disconnect the power plug from the outlet.
7-segment display
88
888888
Count up display
[PANEL BOARD] (Conductor side)
Button number display
R445
IC402
— 5 —
Button Number (Displayed only while a
Button Name
button is pressed.)
KEY CONTROL ˜ Figure 9
KEY CONTROL N Figure 10
KEY CONTROL n Figure 11
Figure 12
KARAOKE STAR
Figure 13
DNR
§ OPEN/CLOSE Figure 14
0 ≠
Figure 21
) ±
Figure 22
SELECT Figure 23
Figure 38 and adjustment LED (D403)
POWER
All Fluorescent Indicator tube
displays light up
P
Surround and other displays light up alter-
nately.
KEY CONTROL
RESUME
KARAOKE
PON
SUR
THEATER
·
7 segments displays light up alternately
8
TEST 2
R424
KEY CONTROL
AUTO
MUSIC
STAR
8
8 8 8
8 8 8