PIONEER AVIC-S2/XZ/EW5
Manual de Servicio

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7. Execute the file named "dnw.exe" at computer side, and click "USB Port" "Transmit" item, then select the UBOOT file. (Figure 2-5)
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Figure 2-5 Select the UBOOT file 8. Waiting for seconds in UBOOT upgrade process. (Figure 2-6)
UBOOT Upgrade
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0=UBOOT by SD/MMC 1=UBOOT by USB 2=Exit Choice: 1 Uboot Upgrade downAddr : 30025020 Waiting for download � Cable not connected. USB Cable connected. Download OK. cs : 000051ED Writing UT image � Written 75%
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Figure 2-6 The UBOOT upgrade process 9. After the menu of "UBOOT Upgrade" show "Upgrade OK", restart the device. Figure 2-7 The UBOOT upgrade OK (Figure 2-7)
UBOOT Upgrade
0=UBOOT by SD/MMC 1=UBOOT by USB 2=Exit Choice: 0 Uboot Upgrade downAddr : 30025020 Waiting for download � Cable not connected. USB Cable connected. Download OK. cs : 000051ED Writing UT image � Upgrade OK. Restart your device.

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Figure 2-7 The UBOOT upgrade OK
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AVIC-S2

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