[L] D-Ram; D-Ram Tests - Canon MultiPASS C5000 Service Manual

Part 1: Facsimile
6.2.3
D-RAM
Pressing the 1 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.
Operating
1 :D-RAM
Normal end
COMPLETE
WRT data written
RD data read
ADR address
6.2.4 CS tests
Pressing the 1 button from the test mode menu selects the CS tests. CS
used to enter the contact sensor's shading data (pre-scan operation). Also
ADJUST is used to adjust the CS
tests
766K: D-RAM total memory capacity (bytes)
766K
Indicates an address for which read tasting is complete.
Error
766K
Error display
Figure 3-26 D-RAM Test
LED lights-on duration.
Performs the same operation as #5
Details on CS LED lights-on duration adjustment, see 3.1 CS
duration adjusfment on page 3-6.
Tests [Zl and Tests
display
Restart by pressing
START/COPY key.
COMPLETE
CALIBRATION in SPECIAL MODE.
used in the field.
3-46
is
SHADE ADJUST
LED TIMER
LED lights-on