3-3
3-3
N
Y
ROTARY ENCODER
TEST
JOG CONTROL
turned ccw?
Display shows
for 2s.
N
Y
JOG CONTROL
turned cw?
Display shows
for 2s.
JOG LEFT
JOG RIGHT
* To leave Service Testprogram plug mains cord off.
FW-R8 Service Testprogram Main 2000 03 15
Display shows
version number
of the
µ
P - software.
To enter Service
Testprogram hold
STOP & PLAY buttons
depressed while
plugging mainscord in.
SERVICE TESTPROGRAM
VARIOUS TESTS
stands for Service mode
stands for version number
of the software used in the
front
µ
P.
S-FW-R8-VXX
VXX
S
NTC XX
N
Y
NTC TEST
Display shows
XX = value in
°
C
Source = AUX
AUX button
pressed?
STOP button
pressed?
N
Y
N
Y
QUARTZ TEST
Display shows
2048Hz can be measured
on pin 9 of
µ
P
N
Y
SEARCH
5
button
pressed?
SEARCH
5
button
pressed?
Tact frequency
µ
P
(divided 32kHz)
32K
Display shows
1465Hz can be measured
on pin 9 of
µ
P
STOP button
pressed?
N
Y
Tact frequency
µ
P
(divided 12MHz)
12M
NEW
N
Y
EEPROM CLEAR
Display shows
for 1 second
Load default data !
PURE button
pressed?
PASS
N
Y
EEPROM TEST
Display shows
ERR
Display shows
Testpattern is written to
an address
and
read back again
LOUDNESS button
pressed?
STOP button
pressed?
Test ok?
N
Y
N
Y
www.freeservicemanuals.info
2/4/2018
Digitized in Heiloo Netherlands
