Cd Service Test Program - Philips AZ 2048 Service Manual

SERVICE TEST PROGRAM
STOP button pressed in any step returns
*
to begin of Service Testprogram.
To leave Service Testprogram press POWER to
*
switch off.
Door switch is ignored → CD door can be opened.
*
* Volume up/down buttons function independentely
of the service testprogram.
EEPROM TEST
DISPLAY TEST
N
N
BAND button
PLAY button
pressed? pressed?
Y
Display shows from
Display shows all
EEPROM
segments and flags.
skip to
see figure 1
EEP FMT
N
DBB button
pressed first?
Wait a few seconds
Y
Display shows part
segments and flags.
see figure 2
N
DBB button
pressed second?
Y
Display shows part
segments and flags.
see figure 3
N
STOP button
pressed?
Y
figure 1
4 - 2
To enter Service
Testprogramm hold
PROG & BAND buttons
depressed while pressing
POWER on.
Display shows
version number Slide servo, Radial servo, Focus servo, Disc motor
of the µP - software. and Laser are switched off.
S 0326 Mute is switched on via decoder IC.
N MODE button
Y
Display shows
PRESET UP
pressed?
Y
Y
Enter
Focus Test
N
Y N
FOCUS OK? BASS UP is
pressed
Y
Sledge move
outwards
Display shows Display shows
Foc OK No Foc
Y
STOP is
pressed
figure 2
REMOTE CONTROL TEST
CD SERVO TEST
pressed?
Y
DSP 21
Preset Dn
is pressed?
Y
Display shows
SLE DGE
Enter Sledge Test
BASS DOWN is Mid UP is
pressed pressed
Y
Y
Sledge move
Sledge stop
inwards
moving
Y
STOP is
pressed
figure 3
4 - 2
KEY CODE TEST TUNER TEST
TUNER UP button
TUNER DOWN button
pressed 2 times?
pressed?
Y Y
Display kinds of code
Display shows from
as long as button is
RCS
pressed. the codes
according to table 1.
skip to
0 0
the LCD will show the
correspondent description
and code when you click
its button on remote control
Y
STOP is
pressed
KEY CODE
CODE CODE REGION
MODE PLAY
0F 0B
0B TUNER UP 10 PROG
PRESET UP
0E PREV
0A
BASS UP PRESET DN
03 08
06
BASS DN 07 SOURCE
05 MID UP 15 BAND
02 MID DN 19 VOL(-)
01 HIGH UP 1E
DBB
04 HIGH DN 18 VOL(+)
table 1
N
P-DOWN button
pressed?
Y
Display Tuner version
as long as No button
is pressed.
All tuner functions
available except for
program.
TUNER VERSION
VERS REGION
00 EUROPE
01 OVERSEAS
USA
17