Error Detection For Cd/Changer Block; Power Supply Related Error Detection - Panasonic SA-AK22 Service Manual

www.freeservicemanuals.info
No. Error
1 MODE SW
detection error
2 REC INH SW
detection error
3 HALF SW
detection error
4 Reel Pulse
detection error
5 TPS abnormal

10.2. Error detection for CD/Changer block

No. Error
1 REST SW detection error
2 CD tray opens automatically
3 Does not startup when
[PLAY]
button is pressed
4 Transmission error
between CD
servo LSI and micon
5 Startup fails even when you
insert CD or the selected
disc tray
does not open
6 Cannot insert CD
7 Cannot eject CD
8 The CD tray closes

10.3. Power Supply related error detection

Error Problem condition
Display
H01 Faulty operation of cassette mechanism.
Faulty contact or short-circuit of mechanism mode
switch (S951, S971).
H02 Recording not possible.
Faulty contact or short-circuit of REC INH switch
(S974, S975).
H03 Playback cannot perform.
Faulty contact or short-circuit of HALF siwtch (S952,
S972).
F01 The tape advances slightly and then stops.
Faulty reel pulse, faulty hole detect IC (IC951, IC971).
F02 Cassette deck will not perform TPS function.
Faulty playback EQ/recording amplifier IC (IC101).
Error Problem condition
Display
F15 CD does not function.
This error occurs when the Optical Pick Up REST SW
(S701) is not
detected within the specified time (about 8 seconds)
F16 CLAMP switch (S4) NG (Check & Replace)
F17 BOTTOM switch (S5) NG (Check & Replace)
F26 CD does not function.
This error occurs when the POWER is ON for the CD
block and an error is
detected after the transmission has started.
F27 Tray 1 detect switch or Tray 2 detect switch NG (Check
& Replace)
F28 Tray 1 detect switch NG (Check & Replace)
F29 Check if disc is stuck. Tray 2 detect switch NG
(Confirm & Replace)
H15 CD disc tray detect switch NG (S3) (Check & Replace)
32
Digitized in Heiloo, Holland
12/10/2014