Program - Philips CDR800/00/17 Service Manual

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SERVICE TESTPROGRAM
VARIOUS TEST
Test planned for future software versions
- not implemented in all sets
END-USER DIAGNOSTICS
DISPLAY TEST
(CDR module)
To enter
END-USER DIAGNOSTICS
hold PLAY & REC LEVEL
buttons depressed while
plugging mainscord in.
On/Off switch in pos. ON
Insert CD-DA disc
before starting the test
Display shows for 3s each:
• Software version of
MOZART (flash ROM 7101)
• Software version of
basic engine processor
(flash EPROM 7017)
SDRAM TEST 7100
Display shows:
DTST1
CHECKSUM TEST 7101
Display shows:
DTST2
ERASE TEST 7101
Display shows:
DTST3
COMMUNICATION TEST
(UART-BUS)
Display shows:
DTST4
N Y
TEST O.K.?
Flash Proms are set
to default settings.
CDR80x
Display shows: Display shows:
FAILED PASSED
Plug mains cord off
to exit
END-USER DIAGNOSTICS
CDR82x
5-6
SERVICE TESTPROGRAM
VARIOUS TESTS
QUARTZ TEST
N REW 5 button N
DISPLAY button
pressed? pressed?
Y Y
Tact frequency µ P
(divided 10MHz)
Display shows all
Display shows
segments and flags (dimmed)
10M
for checking open circuits.
see figure 1
1220±37Hz can be measur.
(pin 27 of µP).
on
1
All LEDs are switched on.
STOP button
N
STOP button
N
pressed?
pressed?
Y
Y
fig. 1
To enter Service
Testprogram hold
PLAY & CD3 buttons
depressed while
plugging mainscord in.
On/Off switch in pos. ON
Display shows
version number
of the µP - software.
S-CDR80-VXX
KEY TEST FORMAT EEPROM
FFWD 6 button
N
CD TEXT button
pressed?
pressed?
Y Y
1)
Display shows Display shows
KEY -- NEW
Numbers acc. table 2 for 2s.
are indicated as long as a
EEPROM is cleared and
button is held depressed.
default values are stored.
If a button is pressed
on the Remote Control
KEY RC is shown
and the ; flag flashes. This test should only be used to clear
the EEPROM in case of a µP-"hangup".
Attention: all data are set to default values,
BLACK BOX data are not cleared.
STOP button
N
pressed?
Y
1)
If the ON/OFF switch is in the position OFF , all other keys
are blocked and display will show 99 as long any key is
held depressed.
KEY
OPEN/CLOSE
(CDC)
CD CHANGE
AUX
CDR
DISPLAY
SHUFFLE

PROGRAM

CD TEXT
/EDIT
A-B EDIT
ERASE CD
FINALIZE CD
REC LEVEL
CD3
CD2
5-6
* To leave Service Testprogram plug mains cord off.
* In the main menu the sound settings (volume, ...),
trays and carousel work as in normal mode.
S
stands for Service mode
VXX
stands for Version number
of the software used in the
Front (Display) µP.
EEPROM TEST
N N
PROGRAM button
pressed?
Y
Testpattern is written to
address 1
and
read back again
N
Test ok?
Y
Display shows Display shows
ERR PASS
STOP button
N
pressed?
Y
KEY CODES
KEY CODE KEY KEY CODE
0 CD1 14
1 COPY CD 15
2 COMPILE CD 16
3 RECORD 17
PLAY/PAUSE 18
4
5
5 20
NO
6 21
/CANCEL
6
7 22
YES
8 23
/ENTER
SPEED
9 24
(CDR820 only))
OPEN/CLOSE
10 25
(CDR)
11 ON/OFF 99
STOP exit test
12
13
table 2
It`s Free
TEMPERATURE
(NTC) TEST
AUX button N
pressed?
Y
Display shows
NTC XX
XX = value in °C
STOP button N
pressed?
Y
CDR8xx servtest various, 07.09.01