3-14
3-14
* To leave Service Testprogram plug mains cord off.
FW-R55 Service Testprogram Main 2001 06 12
Display shows
version number
of the
µ
P - software.
To enter Service
Testprogram hold
PLAY & CD3 buttons
depressed while
plugging mainscord in.
SERVICE TESTPROGRAM
MAIN
stands for Service mode on FW-R33
stands for version number
of the software used in the
Front
µ
P.
S-FWR55-VXX
VXX
S-FWR33
stands for Service mode on FW-R55
S-FWR55
NTC XXXX
N
Y
TEMPERATURE TEST
Display shows
XXXX = value in mV
Source = AUX
AUX button
pressed?
STOP button
pressed?
N
Y
To check he temperature of he mains transformer under load.
Apply an audio signal to AUX.
Note: Very first sets will display
°
C instead of a voltage value.
Millivolts are always displayed with 4 digits,
while
°
C are displayed with 2 or 3 digits.
Action
Software reduces output power
Software switches set in Stand by
Display
< 1670
< 1470
Temp.
>104
°
C
>128
°
C
N
Y
QUARTZ TEST
Display shows
512Hz can be measured
on pin 19 of Front-
µ
P
N
Y
SEARCH
5
button
pressed?
SEARCH
5
button
pressed?
Tact frequency
µ
P
(divided 32kHz)
32K
Display shows
1220Hz can be measured
on pin 19 of Front-
µ
P
STOP button
pressed?
N
Y
Tact frequency
µ
P
(divided 10MHz)
10M
NEW
N
Y
EEPROM CLEAR
Display shows
for 2 second
Load default data !
CD TEXT button
pressed?
PASS
N
Y
EEPROM TEST
Display shows
ERR
Display shows
Testpattern is written to
an address
and
read back again
PROGRAM button
pressed?
STOP button
pressed?
Test ok?
N
Y
N
Y
This test should only be used to clear
the EEPROM in case of a
µ
P-"hangup".
Attention:
all data are set to default values,
BLACK BOX data are not cleared.
DISPLAY button
pressed?
DISPLAY button
pressed?
N
N
Y
Fig. 1
Y
Display shows all
segments and flags
in dimmed mode
for checking open circuits.
see figure 1
All LEDs
except the blue ones
are switched on.
STOP button
pressed?
N
Y
Display shows
segments and flags
as shown in Fig. 2
for checking short circuits.
All LEDs
except the blue ones
are switched off.
DISPLAY TEST
PM
AM
TRACK
EDIT
CD TEXT
PLAYLIST
ALBUM
PRESET
STEP
TOTAL
TIME
TIME
TRACK
REM
TOTAL
TRACK
REC
Fig. 2
AM
CD
TIME
TRACK
TOTAL
REC
N
Y
KEY TEST
Display shows
Numbers acc. table 1
are indicated as long as a
button is held depressed.
If a button is pressed
on the Remote Control
KEY RC
is shown
and the
;
flag flashes.
FFWD
6
button
pressed?
STOP button
pressed?
N
Y
KEY --
Set key
STOP
NO / CANCEL
1
SEARCH BKW
¡
SEARCH FWD
YES / ENTER
3
PLAY
REC LEVEL
CD TEXT / EDIT
COPY CD
COMPILE CD
7
RECORD
FINALIZE
ERASE
INCREDIBLE SURROUND
DSC
VAC
Code
exit Test
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
Set key
DISC CHANGE
OPEN / CLOSE CD
Stand By / ON
ECO POWER
DISPLAY / RDS
CDR
CD1
CD2
CD3
CLOCK / TIMER
TUNER
AUX
wOOx ON / OFF
wOOx LEVEL
for FW-R55 only
MAX SOUND
for FW-R33 only
OPEN / CLOSE CDR
PROG
Code
0
1
2
3
4
5
6
7
8
9
10
11
12
13
13
14
15
Table 1
