Panasonic SA-PM46E / SA-PM46EG / SA-PM46EF / SC-PM46E Service Manual ▷ View online
Item
FL Display
Key Operation
Mode Name
Description
Front Key
Doctor Mode
To enter into Doctor
Mode for checking of
various items and
displaying EEPROM and
firmware version.
Mode for checking of
various items and
displaying EEPROM and
firmware version.
Note: The micro-
processor version as
shown is an example. It
will be revise when there
is an updates.
processor version as
shown is an example. It
will be revise when there
is an updates.
FL Display
sequenceDisplay 1
sequenceDisplay 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.
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.
match or not working properly [NG] is
display.
Checksum : (Condition 3)
If the EEPROM version matches, checksum
[YYYY] is displayed.
[YYYY] is displayed.
(Display 2)
The Check Sum of EEPROM and firmware
version will be display for 2 sec.
version will be display for 2 sec.
In any mode:
1.
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.
1.
Press [DIMMER] button on remote control.
To cancel, press [0] button on remote control.
To exit Doctor Mode, press
To exit Doctor Mode, press
button on
main unit or remote control.
CD to Tape
Recording Test
Mode
Recording Test
Mode
To Inspect the recording
process from CD to
TAPE for the unit.
(For more information,
refer to section 8.2.3)
process from CD to
TAPE for the unit.
(For more information,
refer to section 8.2.3)
In doctor mode:
1.
1.
Press [4] button on remote control.
To exit Doctor Mode, press
button on
main unit or remote control.
Tape Recording
and Playing
and Playing
To Inspect the Tape
recording and playing is
process for unit.
(For more information,
refer to section 8.2.4)
recording and playing is
process for unit.
(For more information,
refer to section 8.2.4)
In doctor mode:
1.
1.
Press [5] button on remote control.
To exit Doctor Mode, press
button on
main unit or remote control.
CD Open and
Tape Eject Test
Mode
Tape Eject Test
Mode
To check on the CD
Open and Tape Eject
function.
Open and Tape Eject
function.
In doctor mode:
1.
1.
Press [6] button on remote control.
To exit Doctor Mode, press
button on
main unit or remote control.
13
SA-PM46E / SA-PM46EG / SA-PM46EF
Item
FL Display
Key Operation
Mode Name
Description
Front Key
Volume Setting
Mode
Mode
To check for the volume
setting of the main unit.
The volume will be
automatically set to its
respective level (in dB).
During this mode,
treble/bass/EQ will be set
to ‘0’dB & OFF.
setting of the main unit.
The volume will be
automatically set to its
respective level (in dB).
During this mode,
treble/bass/EQ will be set
to ‘0’dB & OFF.
Display 1
In doctor mode:
1. Press [7] button on remote control.
To exit Doctor Mode, press
1. Press [7] button on remote control.
To exit Doctor Mode, press
button on
main unit or remote control.
Display 1
In doctor mode:
2. Press [8] button on remote control.
To exit Doctor Mode, press
2. Press [8] button on remote control.
To exit Doctor Mode, press
button on
main unit or remote control.
Display 1
In doctor mode:
3. Press [9] button on remote control.
To exit Doctor Mode, press
3. Press [9] button on remote control.
To exit Doctor Mode, press
button on
main unit or remote control.
CD Loading Test
Mode
Mode
To determine the
reliability of CD Loading
Unit.
reliability of CD Loading
Unit.
To check for the
open/close operation for
the CD loading unit. It
fails when there is
abnormality in opening or
closing.
open/close operation for
the CD loading unit. It
fails when there is
abnormality in opening or
closing.
In doctor Mode:
1.
1.
Press [
], [1] & [1] button on remote
control.
To cancel, press [0] button on remote control.
To exit Doctor Mode, press
To exit Doctor Mode, press
button on
main unit or remote control.
CD Traverse Unit
Test Mode
Test Mode
To check for the traverse
unit operation. In this
made, the first & lost
track is access & read
(TOC). It fails when TOC
is not completed by IDS
or the traverse is out of
focus.
unit operation. In this
made, the first & lost
track is access & read
(TOC). It fails when TOC
is not completed by IDS
or the traverse is out of
focus.
In doctor Mode:
1.
1.
Press [
], [1] & [2] button on remote
control.
To cancel, press [0] button on remote control.
To exit Doctor Mode, press
To exit Doctor Mode, press
button on
main unit or remote control.
CD Combination
Test Mode
Test Mode
A combination of CD
loading & Traverse unit
test.
loading & Traverse unit
test.
In doctor Mode:
1.
1.
Press [
], [1] & [3] button on remote
control.
To cancel, press [0] button on remote control.
To exit Doctor Mode, press
To exit Doctor Mode, press
button on
main unit or remote control.
CD Auto
Adjustment
Display
Adjustment
Display
To display result of self-
adjustment for CD.
(For more information,
refer to section 8.2.5)
adjustment for CD.
(For more information,
refer to section 8.2.5)
The [NO DISC] display will appear after 3 sec.
In doctor mode:
1.
1.
Press [
], [1] & [4] button on remote
control.
To exit Doctor Mode, press
button on
main unit or remote control.
TPS
To check FF TPS for
deck.
(For more information,
refer to section 8.2.6)
deck.
(For more information,
refer to section 8.2.6)
In doctor mode:
1.
1.
Press [
] button on remote
control.
To cancel, press [0] button on remote control.
To exit Doctor Mode, press
To exit Doctor Mode, press
button on
main unit or remote control.
14
SA-PM46E / SA-PM46EG / SA-PM46EF
Item
FL Display
Key Operation
Mode Name
Description
Front Key
Cold Start
To activate cold start
ipon next AC power up.
ipon next AC power up.
Note: This test do not work when selector is in
Tuner.
The [NO DISC] display will appear after 3 sec.
In doctor mode:
1.
1.
Press [SLEEP] button on remote control.
To exit Doctor Mode, press
button on
main unit or remote control.
8.2.3. CD to Tape Recording Inspection
Purpose : To check the recording function from CD to Tape.
Below is the procedures for this mode:-
Step 1: Enter into Doctor mode (For more information refer to section 8.2 on key operation to enter into this mode).
Step 2: Insert Test disc (CDT-018). Note: Ensure TOC is completed before next step.
Step 3: Press [4] button on remote control. (It enter into CD to Tape Test mode. The volume is set to [50dB], Bass & Treble is set
to 0dB & EQ is switch off).
to 0dB & EQ is switch off).
Note : When in this mode, the following processes is perform :
a) Deck will rewind to the start point (point at the start of recording) & stop.
b) Recording begins (at constant analogue recording speed) for 3 seconds & stop.
• However, “Error” would be display if there is no tracks to access to, no tape inserted, no test CD inserted or when the tape
erasure prevention tab for FWD side is not suitable for recording.
• To exit from this mode, press [
] button on main uint.
8.2.4. Tape Recording and Playing
Purpose : To check the tape operating function. (Playability & record function)
Note:
Below is the procedures for this mode:-
Step 1: Enter into Doctor mode (For more information refer to section 8.2 on key operation to enter into this mode).
Step 2: Press [5] button on remote control. (During this mode, tape function is set to automatically, volume is set to [50dB], Bass
& Treble is set to 0dB & EQ is switch off).
& Treble is set to 0dB & EQ is switch off).
Step 3: The tape played for 3 seconds after which it stop & eject. (Cassette door opens automatically)
Note : When in CD to Tape Recording Test mode, the following process is perform :
a) If the erasure prevention tab for FWD side the tape is broken, it is judged as an error and the recording operation does not start.
b) If tape stops by detecting a tape end while recording, it becomes an error.
c) If STOP key is pressed while recording or playing, the operation shall be terminated by stopping TAPE. In this case, the doctor
mode is not released.
mode is not released.
d) DMT is output with the same timing as usual.
15
SA-PM46E / SA-PM46EG / SA-PM46EF
8.2.5. CD Self-Adjustment (AJST) Result Display
Purpose : To display the result of self-adjustment for CD.
Below is the procedures for this mode:-
Step 1: Enter into Doctor mode (For more information refer to section 8.2 on key operation to enter into this mode).
Step 2 : When [
], [1] & [4] key are pressed at the doctor mode, the following shall be displayed for 3 secs. The result shall
correspond to the condition met as shown in the table below :
8.2.6. TPS Inspection
Purpose : Tape for TPS is put into Deck. TPS inspection starts with one key operation. This mode shall run a test program to check
16
SA-PM46E / SA-PM46EG / SA-PM46EF
Click on the first or last page to see other SA-PM46E / SA-PM46EG / SA-PM46EF / SC-PM46E service manuals if exist.