Yamaha O2R96 Service Manual page 157

1-18 TIME Code Test
Contents: Receiving the MIDI OUT signal from the unit
and compare with the Send/Receive signal
"Test MTC¥n" for judge. (Only MTC can be
checked. SMPTER check is unavailable.)
Preparation: Connect MIDI THRU of the unit to MTC.
Example of execution screen
--- TIME Code ---
OK MTC
EXIT ([DEC Key]->[ENTER Key])
1-25 LCD Test
Contents: Display the entire LCD screen in black and
white alternatively for visual check.
Example of execution screen
--- LCD ---
OK Turn on LCD(white<-->black)
[ENTER] key to Start, [DEC] key to Stop
OK NG
EXIT ([DEC Key]->[ENTER Key])
Check if the entire screen is displayed in black and white
respectively.
Check for no dot less.
Check if the contrast of the screen changes when the
contrast volume is changed.
If the above is confirmed, then press the [DEC] key and
select OK/NG.
1-26 PANEL LED Test
Contents: Check visually if each LED on the panel and
7-SegLEDs lights in a specified order.
Example of execution screen
--- PANEL LED ---
OK 1 DISPLAY...EFFECTS
OK 2 CH1...CH24 AUTO-SEL-SOLO-ON
OK 3 ROUTING...SCENE 7SEG.
OK 4 MONITOR
OK 5 LAYER...REW...SCRUB
OK 6 ALL LED ON
[ENTER] key to Start
OK NG
EXIT ([DEC Key]->[ENTER Key])
For the lighting order, see 2. Supplement "LED lighting order
Fig. 1,2." For 7-SegLEDs, they light in the order 1..9,0-dot.
1-27 PANEL ALL LED Test
Contents: Check if all the LEDs on the panel light
Example of execution screen
OK 1 BRIGHTNESS
OK 2 RED LEDs
OK 3 GREEN LEDs
OK 4 ORANGE LEDs
[ENTER] key to Start
OK
EXIT ([DEC Key]->[ENTER Key])
1-28 PANEL SW Test
Contents: Check if each switch on the panel
Example of execution screen
Check if
good or bad.
NG GROUP1
GROUP2
GROUP3
EXIT ([DEC Key]->[ENTER Key])
1) For the operation sequence, see 2. Supplement "SW
operation Fig1, 2."
2) LCD display will change to that of 2. Supplement "LCD
display Fig.1" and if the [DEC] key is pressed, it goes
ahead forcibly to the next screen and thus the [DEC] key
check is not required.
1-29 FADER TSense Test
Contents: Touch sense is automatically checked by
Check if
good or bad.
properly in the four grades
(for two-color LED is in red).
Confirm that only red LEDs light
(including two-color LED).
Confirm that only green LEDs light
(including two-color LED).
Confirm that only orange LEDs light.
--- PANEL ALL LED ---
NG
corresponds correctly as specified when
pressed. (Auto-judge)
--- PANEL SW ---
the variation of input when the Fader is
touched by hand.
02R96
Check if
good or bad.
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