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SERVICE TEST PROGRAM |
DISPLAY
TEST
'Display shows Fig. 1
- and switch all LEDs on
'Button prassed'
----BService frequen cies-ate— Pen m=
copied to the RAM (see Tablet}
Tungr works normally
except:
Display shows Fig. 2
and selected LEDs on
(see note /)
PROGRAM bution
QUARTZ
TEST
i)
Display shows
32K
Output at (Front Board)
pin 80 of uP = 2048Hz
Display shows
- 8M
Output at (Front Board)
pin 80 of uP = 1,953.125Hz
87,5MHz
87, 5MHz
65.81MHz
87.5MHz
87.5MHz
108MHz
|
tOBMHZ
_ 1OBMAz
108MHz
108MHz
&31kKHz
531kHz
74Mrtz
530kKHZ
Sat/S30kHz -
1602kHz
1602kHz
87.6MHz
1700kHz
1602/4 7O0kHz
B58KHZ | 5S8kHz
531kHz
S60kHz
_ S58/560kHz
_1494kHz
1494KHz
1602kHz
1500kHz
1494/1500kHz
188kHz_|___87.5MHz
558kHz
geMHz |
_279kHz
87.5MH2_
1494kHz
98MHz
70.01MHz_
198KHz
87, S5MHz
87.5MHZ.
87.5MHz
65.81MHz
Table 1
East Europe TUNER IF offset correction
1) Input a reference frequency 87.5MHz from the generator,
2) Proceed to the Tuner Test Mode
3} Hold TUNER button down for > 3 secands
4} The set will self-calibrate automatically and display "OFS- al when
calibration is successful, otherwise. it will display "OOE".
" xx 1 offset value between -3 to +3
Note: This has to bs done whenever the Esprom, Microprocessor or
the components inthe oscillator citcultry are replaced.
87.5MHz
87.5MHz
87.5MHz
87.5MHz
87.5MHz
87.5MHz
87 .5MHz
7.5MH2
S$ refers to Service Mode.
Vo Teters to Version.
i
yy tefers to Software version numbet!
(Counting up from Ot to 89}
Choose tevel
by pressing
Select Tape as sound source.
{All motors are switched off.)
Rewind
Solenoids of both decks activated for
2 sec. and then deactivated for 3 sec.
"Fast Play mode for Deck 1
(High speed)
Fast Play mode for Deck 2
(High speed)
Switch all motors and solenoids off
Press M to exit.
"=>
STEREO
@p)
REC
DBB
=)
News Ros HsD == (e)
RA
(
va tak,
REPLAY
FM
MW
LW
AM = PM
=
=S—
i lm ia i ia ia
i
[REPEAT swurre PAVIA
A
Wa yt
mr
|
FOR CD TEST
See page 3-4
Figure 1
note»: CDC1, CDC3, CD, Tape, Aux, <<, mandi.
Figure 2
"Set is in Servica PLAY Made.
&-This mode is intended for
+, - OD PLAY Test
» +» TAPE Test
The CD PLAY & TAPE Test are intended to
detect intermittent or not reproducible failuras.
This is done by continuously playing a disc or
cassette.
se_of failures, error codes according __
a) table 2 (page 3-4) willbe displayed.
A test pattern will be sent to the EEPROM.
"PASS" is displayed if the uProcessor read
back the test patiern correctly, otherwise
mito Exit
"ERROR' will be displayed. -
Load default data. Display shows "NEW"
for + second.
Caution!
All presets from the customer wii! be lost!!
>|.
Key numbers according table 3 are
hy
shown
on the display. (see Chapter 3-4
w to Exit
Dern
aero
pee
'<
CLOCK/TIMER | The clock is switched to fast mode.
"FAST" is displayed for 1 sec.
Press CLOCK/TIMER again to reset the clock
to normal. "NORMAL" displayed for 1 sec.
Display shows volume value for 2 seconds.
Volume increases or decreases in steps of 1
until 0 (Min.} or 40 (Max.} is reached,
Voluthis Knob
Disconnect
mains cord
PCS 100 935
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