Panasonic SA-PM30MD Service Manual page 20

Md stereo system
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SA-PM30MD
8. Press "Stop" to indicate Error code.ve).
· If several problem exist, error code will change each time
when "Stop" is pressed.
(e.g. H01 → H03 → F01 ..... etc.)
9.3.
Clearing all error code
1. Press and hold STOP button for 5 seconds.
9.5.
Description of error code
9.5.1.
Power Amplifier Failure (F76)
When power amplifier output failure for power supply failure.
9.5.2.
Error detection for CD Block
Error Code
Problem Condition
F15
CD does not function
H15
The CD tray closes
F26
CD does not function
9.5.3.
Error dection code for MD block
Error Code
Problem Condition
MD F15
Interval till MD starts playing
is too long
MD F26
MD is loaded but cannot be
played
F22
MD cannot be loaded
F28
MD cannot be loaded
F29
MD cannot be ejected
9.5.4.
Error detection code for Cassette Mechanism Block
Error Code
Problem Condition
H01
Cassette deck maifunctions
H02
Recording not possible
H03
Playback cannot perform.
H06
No treble is produce when a
normal tape is CrO2 SW
detection error played or
recorded.
Excessive treble is produces
when a CrO2/Metal tape is
played, or the recorded treble
is destorted and at a low level.
F01
The tape advances slightly
and then stops.
F02
Cassette deck will not perform
TPS function
2. FL indicator shows "CLEAR" for 1 second and change to
"TEST".
9.4.
1. Press the "Power" button to turn off the system. Press the
"Power" button again to turn on the system.
REST SW detection error.
This error occurs when the Optical Pick Up REST SW (S701) is not detected within the specified
time. (about 8 seconds).
CD disc tray detect switch NG. (Check and replace)
Transmission error between CD servo LSI and micon.
This error occurs between CD servo LSI and micon. This error occurs when the POWER is ON
for the CD block and an error is detected after the transmission has started.
Possible Cause
Pickup home position sense switch (S8) is defective; check and replace if neccessary.
Communication error between the servo processor IC and the microprocessor IC (system
control). Check if the flexible circuit board is disconnected.
Displayed when the disc is scratched too.
MD loading motor or MD loading mechanism error; check and replace.
Confirm that the disc is not catching on anything.
The connection (flexible circuit board or connector cable) between the MD unit and the MD
servo circuit board is disconnected or damaged; check and replace if neccessary.
The MD unit may be malfunctioning; replace it.
Confirm that the disc is not catching anything.
The connection (flexible circuit board or connector cable) between the MD unit and the MD
servo circuit board is disconnected or damaged; check and replace if neccessary.
The MD unit may be malfunctioning; replace it.
Possible Cause
MODE SW detection error.
Faulty contact or short circuit of mechanism mode switch. (S971)
REC INH SW detection error.
Faulty contact or short circuit of REC INH switch. (S974, S975)
HALF SW detection error.
Faulty contact or short circuit of HALF switch. (S972)
Cr02 SW detection error.
Faulty contact or short circuit of CrO2 switch (S973).
Reel pulse detection error.
Faulty reel pulse, faulty hole detect IC. (IC971)
Faulty TPS drive IC. (IC303)
20
Cancelling the Self-Diagnostic
mode
Possible Cause

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