Korg Digital Mixer ZERO4, Руководство по обслуживанию

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Equipments：
・AC cord ・Audio analyzer or oscillator
・MIDI cable×1 ・D3200 x1
・XLR cable×2
・TRS standard (unbalance)--TRS standard (unbalance) cable x2
TRS standard (unbalance)--RCA Pin cable x2
・Headphones (both Standard plug and mini-plug)
１．Start of the Check
Connection for the Internal Check
1-1.Apearance Check
(Translation omitted.)
Preparation
Set the knobs as the factory setting (see end of this manual) .
Connect the AC cord. *right photo ・AC cord
Connect MIDI IN and MIDI OUT as a loop. ・MIDI cable
IN-OUT loop connection
1-2.How to start the Test Mode.
Pressing the [2] and the [4] of BPM SYSTEM SECTION,
turn the power ON.
Fig.1 When Internal Check
2. Internal Check
・At first the Internal check starts in the test mode.(Fig1)
・ SDRAM Check Internal Check Error
① Check of SDRAM
<<SDRAM>>
② When an error (Address bus or data bus) occurred, ・address bus error
the check stops and the segments (see right) are blinking
③ When the cheek has passed normally, the check proceeds to the next.
・ data bus error
・FlashROM Check
① Manufacturer ID and Device ID are read from the Flash ROM.
②When an error occurred, the check stops and the segments (see right) are blinking
<<FlashROM error>>
③When the cheek has passed normally, the check proceeds to the next.
・MIDI LOOP Check <<MIDI error>>
①When an error occurred, the check stops and the segments (see right) are blinking
②When the cheek has passed normally, the system version is displayed.
３．Confirmation of the system version Fig.2 Version display
the system version is displayed.
Confirm that the system version is 1.04 or after.
* Confirm that it is the newest version when some version-up has been done.
Press the [TAP].
4.SW&LED Check All LEDs light.
4-1. All LEDs light 1, 2 and individually light
Confirm that all LEDs light in same color as the "All LEDs light 1" in page2/10 Table 1.
Press the [TAP] to proceed to the next.
Confirm that all LEDs light in same color as the "All LEDs light 2" in page2/10 Table 1.
Press the [+48V] (upper of the GUITAR JACK)
Confirm that the ON LED lights.
Press the [+48V] (upper of the GUITAR JACK)
Confirm that the ON LED turned OFF..
Press the [TAP] to proceed to the next.
Confirm that all LEDs light in same color as the "Individually light" in page2/10 Table 1.
Press the [TAP] to proceed to the next.
KORG INC.
1／10 2007/4/23
QCI-5800 Page
ZERO4 (X-5800) Check before Shipping
Revised
No.
Date