8.2. Service Mode Table
Below is the various special modes for checking:-
8.2.1. 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 version.
(For more information,
refer to section 8.2.6)
Note: The micro-
processor version as
shown is an example. It
will be revise when there
is an updates.
FL Display sequence
Display 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
displayed.
checksum : (Condition 2)
If the version of the EEPROM does not
match or not working properly [NG] is
display.
checksum : (Condition 3)
If the EEPROM version matches, checksum
[YYYY] is displayed.
(Display 2)
The Check Sum of EEPROM and firmware
version will be display for 2 sec.
In any mode:
1.
Press [
] button on main unit follow
by [4] and [7] on remote control.
To exit Doctor Mode, press
button on
main unit or remote control.
8.2.2. Service Mode Table 2
Item
FL Display
Key Operation
Mode Name
Description
Front Key
FL Display Test To
check
the
FL
segments
display
(All
segments will light up)
In doctor mode:
1.
Press [DIMMER] button on remote control.
To cancel, press [0] button on remote control.
To exit Doctor Mode, press
button on
main unit or remote control.
14
SA-PM4E / SA-PM4EB / SA-PM4EG
Summary of Contents for SA-PM4E
Page 4: ...1 2 Caution for AC Cord 4 SA PM4E SA PM4EB SA PM4EG ...
Page 12: ...7 3 Disc Information 12 SA PM4E SA PM4EB SA PM4EG ...
Page 28: ... Replacement of CD Servo P C B 28 SA PM4E SA PM4EB SA PM4EG ...
Page 30: ...10 2 Checking and Repairing of Transformer P C B 30 SA PM4E SA PM4EB SA PM4EG ...
Page 32: ...10 4 Checking and Repairing of Panel and HP Music Port P C B 32 SA PM4E SA PM4EB SA PM4EG ...
Page 38: ...SA PM4E SA PM4EB SA PM4EG 38 ...
Page 42: ...SA PM4E SA PM4EB SA PM4EG 42 ...
Page 44: ...44 SA PM4E SA PM4EB SA PM4EG ...
Page 56: ...SA PM4E SA PM4EB SA PM4EG 56 ...