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To enter Service
* To leave Service Testprogram plug mains cord off.
Testprogram hold
PLAY & STOP buttons
depressed while
plugging mainscord in.
S
Display shows
stands for Service mode
version number
VXX
stands for version number
of the µP - software.
of the software used in the
S-FW-R8-VXX
front µP.
CDR ELECTRICAL TEST
Insert CD-DA disc
CDR button
N
before starting the test
pressed?
Y
MODULE
INFORMATION
Display shows for 2s each:
• Software version of DASP
(flash ROM 7703)
• Software version of
basic engine processor
(flash EPROM 7208)
MAIN BOARD DIAGNOSTIC
DRAM TEST 7702
Display shows:
DTST1
CHECKSUM TEST 7703
Display shows:
DTST2
ERASE TEST 7208
Display shows:
DTST3
ADC/DAC TEST 7406
Display shows:
DTST4
COMMUNICATION TEST
(DSA-BUS)
Display shows:
DTST5
N
TEST O.K.?
n=number of failed test
Y
N
CD-DA disc
inserted?
Y
Display shows actual
playing time.
The test is performed by
playing 5s at beginning,
5s in the middle and 5s at
the end of the disc.
N
TEST O.K.?
Y
Exit CDR electrical Test
3-4
FFWD 6 button
N
pressed?
Y
FFWD 6 button
pressed?
N
Y
FFWD 6 button
pressed?
N
Y
FFWD 6 button
pressed?
N
Y
Display shows:
FFWD 6 button
N
N
DERR n
all errors shown?
pressed?
Y
Y
Display shows next error
CDR - LOADER TEST
Display shows:
FFWD 6 button
N
NO DISC
pressed?
Y
FFWD 6 button
N
pressed?
Y
Exit CDR electrical Test
Display shows:
FFWD 6 button
N
BERR 1
pressed?
Y
Exit CDR electrical Test
SERVICE TESTPROGRAM
CDR MODULE
CDR MECHANICAL TEST
for visual inspection only
FINALIZE button
pressed?
Y
FOCUS TEST
Objective moves
continuously up/down.
Display shows:
BUSY
SLIDE TEST
NEXT 6 button
STOP button
N
pressed?
pressed?
Y
Y
Slide moves
Exit Mech. Testprogram
continuously in/out.
Display shows:
BUSY
PREV 5 button
pressed?
Y
Dependent on the
moving direction,
slide moves to inner
or outer end position.
3-4
CDR DC-ERASE MODE
N
TRAY TEST
N
N
OPEN/CLOSE button
pressed?
Y
Tray opens.
Display shows:
OPENED
(even when tray is blocked)
N
N
OPEN/CLOSE button
pressed?
Y
Tray closes.
Display shows:
CLOSE
(even when tray is blocked)
Note: With the DC-Erase mode the CD-RW can be
changed back in its original state, like a new disc.
Stopping the erase-function by switching power off
will leave the disc in an unpredictable status!
ERASE button
N
pressed?
Y
Complete disc will be
erased with double speed.
(starting from PMA-area
up to and including
ATIP leadout area)
The display shows the
countdown of the
remaining time required
to complete the operation:
ER mm ss
mm: remaining minutes
ss:
remaining seconds
N
Disc erased?
Y
Display shows:
PASSED
STOP button
N
pressed?
Y
Exit DC-ERASE Mode
FW-R8 Service Testprogram CDR 2000 02 14
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