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SERVICE TEST PROGRAM
TUNER
QUARTZ
TEST
TEST
N
TUNER
Button pressed?
Y
Display Tuner Version
"ccc"
Output at (Front Board)
pin 80 of uP = 2048Hz
N
TUNER
Button pressed?
Y
Service frequencies are
copied to the RAM (see Table1)
Tuner works normally
except:
PROGRAM button
Output at (Front Board)
pin 80 of uP = 1,953.125Hz
N
Disconnect
Mains cord ?
Y
Service Mode left
Oversea
PRESET
"OSE"
1
87.5MHz
2
108MHz
3
531/530kHz*
4
1602/1700kHz*
5
558/560kHz*
6
1494/1500kHz*
7
87.5/98MHz*
8
87.5MHz
9
87.5MHz
10
87.5MHz
11
98/87.5MHz*
Table 1
* Depending on the selected grid frequency (9 or 10kHz)
Note:
a) By holding the TUNER and R buttons depressed while switching
on the Mains supply, the tuning grid frequency is toggled between
9kHz and 10kHz for the Oversea (/21) version.
b) This Tuner information is also applicable for /12 and /28 versions.
3-4
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"
(Main menu)
yy refers to Software version number of Processor.
(Counting up from 01 to 99)
DISPLAY
TEST
N
2
O
Button pressed?
Button pressed?
Y
Y
Display shows
32K
Display shows Fig. 1
and switch all LEDs on
O
N
Button pressed?
2
Button pressed?
Y
Y
Display shows
8M
Display shows Fig. 2
and selected LEDs on
(see note
9
N
9
Button pressed?
Button pressed?
Y
Y
FW-V320 Display pattern (Large FTD Display)
Figure 1
note 1 : DISC1, DISC3, TUNER, JAZZ, TECHNO and Biplanar (if applicable)
Figure 2
VCD
TEST
N
N
VCD Button
pressed?
Y
INITIAL
LEVEL
DISPLAY
Choose level
by pressing
1
VCD VER
N
Q
2
VCD DSA
3
VCD SLD
4
VCD FOC
1
)
R
5
VCD RAD
N
VCD JMP
6
Note: During this test only the standard OSD & Display message are shown on the TV screen.
The Display message takes a few seconds to appear.
FW-V220 Display pattern (Small FTD Display)
Figure 1
note 1 : DISC1, DISC3, TUNER, JAZZ, TECHNO and Biplanar (if applicable)
Figure 2
3-4
DISPLAY MESSAGE
ACTION
OKAY
ERROR
VER VER
-
Where xx is the MPEG software version
DSA OK
DSA ER
Check DSA_Data, DSA_Str & DSA_Ack lines
SLD OK
SLD ER
CDC Sledge Motor test
FOC OK
FOC ER
Focus Servo Test, a disc is required in the Tray.
RAD OK
RAD ER
Radial Servo Test.
JMP OK
JMP ER
Disc Servo Test - jumping of 16 tracks.
Press 9 to exit
TEST
Activated with
R
EEPROM TEST
9 to Exit
Q
EEPROM FORMAT
ENCODER TEST
Volume Knob
or
Jog Shuttle knob
DEMO MODE
DSC button
LEAVE SERVICE
Disconnect
mains cord
TESTPROGRAM
Various
other Tests
ACTION
A test pattern will be sent to the EEPROM.
"PASS" is displayed if the uProcessor read
back the test pattern correctly, otherwise
"ERROR" will be displayed.
Load default data. Display shows "NEW"
for 1 second.
Caution!
All presets from the customer will be lost!!
Display shows value for 2 seconds.
Values increases or decreases in steps of 1
until 0 (Min.) or 40 (Max.) is reached.
Pressing this button will toggle between
DEMO ON and DEMO OFF. The DEMO
status will scroll once across the Display.
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