Service Test Program; Demo Mode - Philips FWM35/21 Service Manual

SERVICE TEST PROGRAM

TUNER
TEST
N
TUNER
Button pressed?
Y
Display Tuner Version
"ccc"
N
TUNER
Button pressed?
Y
Service frequencies are
copied to the RAM (see Table1)
Tuner works normally
except:
PROGRAM button
N
Disconnect
Mains cord ?
Y
Service Mode left
Europe East Eur. Extended-band East Eur.
"EAS"
PRESET "EUR" "EAS"
87.5MHz 65.81MHz 87.5MHz
1
108MHz
108MHz 108MHz
2
74MHz
531kHz 531kHz
3
1602kHz 87.5MHz 1602kHz
4
531kHz
558kHz 558kHz
5
1494kHz 1602kHz 1494kHz
6
558kHz
153kHz 87.5MHz
7
1494kHz
279kHz 87.5MHz
8
198kHz 98MHz 87.5MHz
9
70.01MHz
98MHz 87.5MHz
10
87.5MHz 65.81MHz 98MHz
11
Table 1
Note: * Depending on the selected grid frequency (9 or 10kHz)
By holding the TUNER 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 P & AUX
depressed while
plugging in the mains cord
S refers to Service Mode.
Display shows the
ROM version *
V refers to Version.
"S-Vyy"
yy refers to Software version number of µProcessor.
(Main menu)
(Counting up from 01 to 99)
SERVICE
PLAY MODE
STANDBY-ON N
Button pressed?
Y
Set is in Service PLAY Mode.
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 electronics will still function
even when an error is detected so that
repair activities can be carried out.
Error code Error Description
E1000 Focus Error
Triggered when the focus could not be found within a certain time when starting up the CD
or when the focus is lost for a certain time during play.
E1001
Radial Error
E1002 Triggered when the radial servo is off-track for a certain time during play.
Sledge In Error
The sledge did not reach its inner position (inner-switch is still close) before approximately
E1003 6 Sec. have passed by. Inner-switch or sledge motor problem.
USA Oversea
"USA"
"OSE" Sledge Out Error
E1005 The sledge did not come out of its inner position (inner-switch is still open) before approximately
87.5MHz 87.5MHz
250 mSec. have passed by. Inner-switch or sledge motor problem.
108MHz 108MHz
Jump-offtrack error
Triggered in normal play when the jump destination could not be found within a certain time.
530kHz 530/531kHz*
E1006 When this error occurred, software will try to recover by initiating the jump command again.
If it is recoverable, the disc will continue to play.
1700kHz 1700/1602kHz*
E1007 Subcode Error
560kHz
560/558kHz*
Triggered when a new subcode was missing for a certain time during play.
1500kHz 1500/1494kHz*
E1008 PLL Error
98MHz 98/87.5MHz* The Phase Lock Loop could not lock within a certain time.
87.5MHz 87.5MHz
Turntable Motor Error
E1020
Generated when the CD could not reached 75% of speed during startup within a certain time.
87.5MHz 87.5MHz
Discmotor problem.
E1070
87.5MHz
87.5MHz
Focus Search Error
E1071 The focus point has not been found within a certain time.
87.5MHz 87.5/98MHz*
E1079 This happens when the carousel switch is defective and closed all the time, or when the
carousel is blocked when it is located exactly at a disc position.
This happens when the carousel switch is defective and does not closed electrically, or when
the carousel is blocked in between two disc positions. The time-out is approximately 5 Sec.
The drawer could not open or enter the inside position and is opening again. This happen when
the drawer is blocked and cannot go fully inside or when the drawer switch is defective and does
not close.

DEMO Mode

note 1 : Only DISC 2, 3, AUX, ALB, TITLE, MUTE, FM, DBB12,
TECHNO, JAZZ, CONCERT & R.C. are on.
Table 2
3-1
ACTION
Hold the 9 button down for 5 seconds during the DEMO display,
To Switch off
the set will confirm with "DEMO OFF" and switch to Standby.
Hold the 9 button down for 5 seconds during Standby, DEMO
To Switch on
will begin.
DISPLAY
TEST
N
2;
Button pressed?
Y
Display shows all LEDs on
except ECO POWER.
N
2;
Button pressed?
Y
Display shows
selected LEDs on
(see note 1)
N
9
Button pressed?
Y
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 correctly, otherwise
"FAIL" will be displayed.
9 to Exit
Q
EEPROM FORMAT Load default data. Display shows "NEW"
for 1 second.
Caution!
All presets from the customer will be lost!!
ROTARY Volume Knob Display shows value for 2 seconds.
ENCODER TEST or
Values increases or decreases in steps of 1
Jog Shuttle knob
until 0 (Min.) or 40 (Max.) is reached.
LEAVE SERVICE Disconnect
mains cord
TESTPROGRAM
Various
other Tests