Service Test Programs - Philips MC-500 Service Manual

SERVICE TEST PROGRAM
QUARTZ
TUNER
TEST
TEST
N N
O
TUNER
Button pressed? Button pressed?
Y Y
Display Tuner Version
Display shows
"ccc"
32K
Output at (Front Board)
pin 19 of uP = 2048Hz
N
TUNER
Button pressed?
O N
Button pressed?
Service frequencies are
Y
copied to the RAM (see Table 1)
Tuner works normally except:
Display shows
PROGRAM button
12M
Output at (Front Board)
pin 19 of uP = 2,929.6875Hz
N
Disconnect
Mains cord ?
9
N
Button pressed?
Y
Y
Service Mode left
East Eur. Extended-band USA
Europe East Europe
"EAS"
PRESET "EUR" "EAS" "USA"
65.81MHz
1 87.5MHz 87.5MHz 87.5MHz
108MHz 108MHz
2 108MHz 108MHz
74MHz 530kHz
3 531kHz 531kHz
87.5MHz 1700kHz
4 1602kHz 1602kHz
531kHz 560kHz
5 558kHz 558kHz
1602kHz 1500kHz
6 1494kHz 1494kHz
558kHz 98MHz
7 87.5MHz 87.5MHz
1494kHz 87.5MHz
8 87.5MHz 87.5MHz
9 98MHz 87.5MHz
87.5MHz 87.5MHz
10 70.01MHz 87.5MHz
87.5MHz 87.5MHz
11 98MHz 98MHz 65.81MHz 87.5MHz
Table 1
Note: * Depending on the selected grid frequency (9 or 10kHz).
By holding the PROG and R buttons depressed while switching on the Mains supply, one
of the undermentioned features will be activated:
- the tuning grid frequency is toggled between 9kHz and 10kHz for the Oversea (/21) version.
- the extended FM1 (65.81MHz - 74MHz) is toggled on and off for East Eur. (/34) version.
3-1
To start service test program
™
hold & PROG
depressed while
plugging in the mains cord
S refers to Service Mode
Display shows the
V refers to Version
ROM version
"S-Vyy"
yy refers to Software version number of the uProcessor
(Main menu)
(counting up from 01 to 99)
5DTC CONTROL &
MP3 CD MODULE
TEST
N
CD
(For MC-M570 only)
Button pressed?
Y
Note : Disc should be available on the tray before entering the Service Test Mode.
MESSAGE
STEP DISPLAY ACTION
OKAY ERROR
1 5DTC-Vnn - 5DTC-ER Version of the 5DTC control software (nn = Version Number).
2 MP3CD'02 - - Indicates the module used.
**3 TI-Vnn - - Version of the MPEG software (nn = Version Number).
** Choose
level
by pressing
**4 TI BUS BUS OK BUS ER Communication test between the Main uP and CD Module
R
**5 TI SLD I - - CD SLEDGE MOTOR is moved in.
**6 TI SLD O - - CD SLEDGE MOTOR is moved out.
R **7 TI FOC FOC OK FOC ER FOCUS SERVO Test.
Press 9 to exit
Error code Error Description
E1000 Focus Error
Triggered when the focus cannot be found within a certain time when starting up the CD, or if the focus
is lost for more than a certain time during playing of CD.
Oversea
E1001 Radial Error
"OSE"
Triggered when the radial servo is off-track for a certain time during playing of CD.
87.5MHz
E1002 Sledge In Error
The sledge did not reach its inner position (inner-switch is still close) before approximately 6 seconds
108MHz
have passed by. Inner-switch or sledge motor problem.
531/530kHz*
E1003 Sledge Out Error
The sledge did not come out of its inner position (inner-switch is still open) before approximately 250ms
1602/1700kHz*
have passed by. Inner-switch or sledge motor problem.
558/560kHz*
E1005 Jump Error
1494/1500kHz*
Triggered in normal play when the jump destination could not be found within a certain time.
87.5/98MHz*
E1006 Subcode Error
Triggered when a new subcode was missing for a certain time during playing of CD.
87.5MHz
E1007 PLL Error
87.5MHz
The Phase Lock Loop could not lock within a certain time.
87.5MHz
E1008 Turntable Motor Error
Generated when the CD could not reached 75% of speed during start-up within a certain time. Disc
98/87.5MHz*
motor problem.
E1020 Focus Search Error
The focus point has not been found within a certain time.
E1061 The tray could not enter the inside position and is opening again. This can happen if the tray is blocked
such that it cannot go fully inside, or if the 5DTC control module is defective and never closes.
E1079 The tray could not reach the outside position and is stopped at its blocked position. This can happen if
the tray is blocked such that it cannot go fully outside, or if the 5DTC control module is defective and
never opens.
SERVICE PLAY MODE
(For MC-500 only)
N
ECO
Button pressed?
Y
Set is in Service PLAY Mode
CD N
Button pressed?
Y
Display shows "5DTC-Vnn" -
Version of 5DTC control software
(nn = Version Number).
DTC works as in normal operation.
In case of failures, error
codes according to Table 2
will be displayed.
The Service Play Mode is intended
to detect and identify the failures
in the CD Mode.
In this mode the DTC works as in
normal operation. The electronics
will still function even when an error
is detected so that repair activities
can be carried out.
Table 2
3-1
Figure 1 Figure 2
DISPLAY
ADC
TEST
TEST
N
VEC
PLAY
Button pressed?
Button pressed?
Y
Y
Display shows Figure 1
Display shows "ADC1 Value"
and switch all LEDs on
for ADC 1
(except ECO POWER LED)
(Input Line - SA)
N
VEC
PLAY
Button pressed?
Button pressed?
Y
Y
Display shows "ADC2 Value" Display shows Figure 2
for ADC 2 and switch alternate LEDs on
(Input Line - Option) (see Table 3)
N
9
PLAY
Button pressed?
Button pressed?
Y
Y
Display shows "ADC3 Value"
for ADC 3
(Input Line - AmNtc)
LEDs MC-M570 MC-500
OFF
N CD
9
Button pressed?
ON
TUNER
OFF
AUX
Y
USB PC LINK ON
OFF
MAX SOUND
ADC Test is used for checking the
ADC inputs to the microprocessor.
ON
USB Indicator
The display shows an ADC value
Table 3
between 0 and 255 for an input
signal between 0 and 5V.
TEST Activated with ACTION
R
EEPROM TEST A test pattern will be sent to the EEPROM.
"PASS" is displayed if the uProcessor read back the test pattern
9 to Exit
correctly, otherwise "FAIL" will be displayed.
Q
EEPROM FORMAT Load default data. Display shows "NEW" for 1 second.
TEST
Caution! All presets from the customer will be lost!!
Pressing this button will toggle between DEMO ON and DEMO
DEMO TOGGLE MAX SOUND
OFF. The DEMO status will scroll once across the Display.
ROTARY Rotary Volume Display shows value for 2 seconds.
ENCODER TEST Knob
Values increases or decreases until Volume Maximum (0dB) or
Volume Minimum (VOL MUTE) is reached.
To read out the Firmware Version of IC UAC3553 on the USB
MICRONAS USB PC LINK
FIRMWARE
PC LINK Board.
9 to Exit
VERSION
Display shows "Vxxxx" (xxxx = Firmware Version number).
LEAVE SERVICE Disconnect
mains cord
TEST PROGRAM
Micro 2003_MC-500 & MC-M570_Service Test Program (dd wk0242)
N
N
N
-
-
-
-
OFF
ON
Various
other Tests