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The Self Check Function is incorporated in the Digital
Audio Mixer WR-DA7.
1. Test Equipment Required
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The following Test Jigs are required for Self Check and
Service of the WR-DA7.
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AD EXTD-1 (Part Number : YWA0EA1196AN) between
the Power-2 Board and AD/DA Board as shown in fig. 1-1.
Fig. 1-1
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SLOT EXTD (Part Number : YWA0EA1198AN) for the
optional Board as shown in fig. 1-2.
Fig. 1-2
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AD EXTD-2 (Part Number : YWA0EA1199AN) between
the Main Board and AD/DA Board as shown in fig. 1-3.
Fig. 1-3
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PC RTN (Part Number : YWA0EA1200AN) for the PC
Connector as shown in fig. 1-4.
Fig. 1-4
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RS232/485 RTN (Part Number : YWA0EA1202AN) for
RS232C/485 Connector as shown in fig. 1-5.
Fig. 1-5
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MTBR RTN (Part Number : YWA0EA1203AN) for the
Meter Bridge Connector as shown in fig. 1-6.
Fig. 1-6
SELF CHECK FUNCTION