15
7.2.
Service Mode Table
Below is the various special modes for checking:-
7.2.1.
Service Mode Table 1
Item
FL Display
Key Operation
Mode Name
Description
Front Key
Self -Diagnostic Mode To enter into self diagnostic
checking for main unit.
1. Select [
] for CD mode
(Ensure no CD inserted).
2. Press and hold [
]button
for 2 seconds follow by
[
].
To exit Doctor Mode, press
button
on main unit or remote control.
Doctor Mode
To enter into Doctor Mode
for checking of various
items and displaying
EEPROM and firmware ver-
sion.
Note: The micro-processor
version as shown is an
example. It will be revise
when there is an updates.
FL Display sequence Dis-
play 1
→
2
(Display 1)
Checksum : (Condition 1)
(a) If there is NO EEPROM header string
OR
(b) If there is no EEPROM ( no data is
received by micro-processor) [NO] is dis-
played.
Checksum : (Condition 2)
If the version of the EEPROM does not
match or not working properly [NG] is dis-
play.
Checksum : (Condition 3)
If the EEPROM version matches, checksum
[YYYY] is displayed.
(Display 2)
The Checksum of EEPROM and firmware
version will be display for 2 sec.
In CD mode:
1. Press [
] button on main
unit follow by [4] and [7] on
remote control.
To exit Doctor Mode, press
but-
ton on main unit or remote control.
Summary of Contents for SC-HC4GK
Page 11: ...11 5 Location of Controls and Components 5 1 Main Unit Key Button Operations ...
Page 12: ...12 5 2 Remote Control Key Button Operations ...
Page 13: ...13 6 Operating Instructions 6 1 Disc and MP3 Information ...
Page 23: ...23 9 2 Type of Screw 9 3 Main Parts Location Diagram ...
Page 132: ...132 FLE0907 ...
