Filter
Top Products
4-32
SmartBase MPC200/imageCLASS MPC200
Chapter 4: Maintenance & Service
6.2.3 D-RAM tests
Pressing the
< />
button from the test mode menu selects the D-RAM tests. D-RAM Test 1 writes data to
the entire D-RAM region and reads it out to check that operations are correct. D-RAM Test 2 just reads
data at high speed.
Replace the SPCNT board if an error occur.
Operating
1:D-RAM
4784K
1:D-RAM
4784K
- 1 - 1 +
4784K: D-RAM total memory capacity(bytes)
: Indicates an address for which write testing is complete.
: indicates an address for which read testing is complete.
Error
Error display
Error display
Normal end
Complete (no error)
Complete (error)
WRT= 33CC RD= 3333
ADR=2800
Restart by pressing
Start key.
WRT: data written
RD: data read
ADR: address
Figure 4-15 D-RAM Test
6.2.4 CS tests
Pressing the
< / >
button from the test mode menu selects the CS tests. ADJ LED TIME is used to adjust
the CS LED lights-on duration and enter the contact sensor’s shading data (pre-scan operation).
Details on CS LED lights-on duration adjustment, see
this Chapter 3.1 CS LED Lights-
on Duration Adjustment
.
Tests [2], [3], [4] and Tests [5] are not used in the field.
Download Free Service Manual And Resetter Printer at http://printer1.blogspot.com