Epson Stylus Photo 950, Service Manual

Page: 147 / 191

EPSON Stylus PHOTO 950 Revision A
ADJUSTMENT Adjustment 147
5.2.7 USB ID Readout (Checking)
This section describes how to readout/input the USB ID from/to the main board. This
operation is required when you replace to new main board. But, there is a possibility
that you cannot readout current USB ID cased by the physical damaging of the main
board. In this case, you need to input the 10-digits serial number after you replace to
new main board. Following is the judgement standard mentions how to treat USB ID.
Case 1> Possible to readout the original USB ID
Step 1. Readout original USB ID, and write-down it.
(Using adjustment program.)
Step 2. Replace to new main board.
Step 3. Input original USB ID that you written-down in step 1.
(Using adjustment program.)
Step 4. Due to this, user needs not to reinstall the printer driver from the
beginning.
Case 2> Impossible to readout the original USB ID
Step 1. Replace to new main board.
Step 2. Input 10-digits serial number mentioned on the back of the main
unit. (Using adjustment program.)
Step 3. User needs to reinstall the printer driver after he/she receives the
repaired unit that because USB information is in mismatching
between user's PC and repaired unit. But, the serial number is
the unique, and there is no anxiety that the multiple devices that
have same USB ID conflicts each other.
NOTE: There are 18-digits in USB ID. But in case you input the 10-
digits serial number, the adjustment program will
automatically create original 18-digits USB ID.
5.2.7.1 Possible to Readout the Original USB ID (CASE 1)
1. Setup the adjustment program. Main screen (Figure 5-3) appears.
(Refer to Section 5.2.1.)
2. Select "Adjustment" and then "USB ID".
3. Main screen changes as below.
Figure 5-27. USB ID Readout/Input Initial Screen