Grundig KM 12 Service Manual Download Page 13

KM 12

Allgemeiner T

eil / Gener

al Section

GR

UNDIG

Ser

vice

1 - 13

Selecting a different track

• By pressing repeatedly 

SKIP/SEARCH

T

you

can skip to the beginning of next tracks and by
pressing repeatedly 

S

SKIP/SEARCH

you can

skip to the beginning of preceding tracks.

• If you press 

S

SKIP/SEARCH

only once, you

skip to the beginning of the current track.

Fast search

Fast search can be activated during playback or in
the pause mode.
• By keeping 

SKIP/SEARCH

S

or 

T

pressed,

you activate the fast search in the corresponding
direction.

– During the fast search procedure you can listen

to the tracks at a reduced volume.

• Normal playback will continue as soon as you

release 

S

or 

T

.

Changing display indication

• Press 

TIME

on the remote control whenever you

want to know the remaining playing time of the
track being played.

• Press 

TIME

again if you wish to know the

remaining playing time of the entire CD (or CD
programme).

• Press 

TIME

again if you wish to return to the

elapsed playing time indication of the current
track

CD PLAYER

FLAT ROCK POPS JAZZ

PRESET EQ

DISC

1
2
3

B

FLAT ROCK POPS JAZZ

PRESET EQ

DISC

1
2
3

B

FLAT ROCK POPS JAZZ

PRESET EQ

DISC

1
2
3

B

FLAT ROCK POPS JAZZ

PRESET EQ

RANDOM

DISC

1
2
3

B

FLAT ROCK POPS JAZZ

PRESET EQ

REPEAT 1

DISC

1
2
3

FLAT ROCK POPS JAZZ

PRESET EQ

DISC

REPEAT 1

DISC

1
2
3

FLAT ROCK POPS JAZZ

PRESET EQ

ALL DISC

REPEAT 1

DISC

1
2
3

PROGRAM

FLAT ROCK POPS JAZZ

PRESET EQ

DISC

1
2
3

PROGRAM

PROGRAM

PROGRAM

FLAT ROCK POPS JAZZ

PRESET EQ

REPEAT 1

DISC

1
2
3

FLAT ROCK POPS JAZZ

PRESET EQ

DISC

REPEAT 1

DISC

1
2
3

FLAT ROCK POPS JAZZ

PRESET EQ

ALL DISC

REPEAT 1

DISC

1
2
3

FLAT ROCK POPS JAZZ

PRESET EQ

DISC

1
2
3

Repeat function

If you want to listen to CDs or a CD programme
more than once without having to start playback
again, you can do so with the REPEAT function.

• Press 

REPEAT

on the remote control.

– You can change the repeat status from ‘REPEAT

1’ to ‘REPEAT 1 DISC’ to ‘REPEAT ALL DISC’ to

'REPEAT off'.

– REPEAT 1

: A specific title is played over and

over again.

– REPEAT 1 DISC

: The current CD is repeated from

the beginning till the end of the CD´s last title.

– REPEAT ALL DISC

: All CD’s are repeated from

the beginning till the end.

– REPEAT PROGRAM

: When 

REPEAT

is pressed in

the programme mode, the programmed track(s)

on one disc or on all discs will be repeated.

Random playback

You can play all the titles on all CDs in random
order.

• To do so, press 

RANDOM

on the remote control.

– 'RANDOM' appears in the display.

– The titles and discs are played in random order.
• Press 

RANDOM

again to resume normal

playback.

Scan function

• Press 

M SCAN

on the remote control to play the

first ten seconds of each track on all discs in the
CD tray. 

• Press 

M.SCAN

again while a desired track is

playing to resume normal playback.

CD PROGRAMMING

By programming the player you can play up to 32
tracks in any desired order.

Storing a programme

• Insert CD(s) (see LOADING CD’s).
• Press the 

CD PROGRAM

button

– The PROGRAM indicator will light up, 

O ----

’ will appear in the display.

• Press the desired 

DISC SELECT

button. The

number of the selected disc starts blinking and

0P- 1

’ will be displayed.

• Press 

SKIP/SEARCH

S

or 

T

to select the

first desired track. 

– The number next to the ‘

P

’ will count up or down

indicating the first programmed track. 
For example, if track 3 is selected, ‘

3P- 1

’ will

be displayed.

• After the track is selected, press the 

CD PROGRAM

button again. 

– The display will stop blinking indicating that you

can now programme the next track.

• Repeat above mentioned steps to program

additional tracks. 

– Up to 32 tracks can be programmed. If you try

to program more than 32 tracks, ‘

FULL

’ will

appear on the display.

Reviewing the program

• After programming you can press 

CHECK

on the

remote control repeatedly to review the
programmed tracks.

PROGRAM

FLAT ROCK POPS JAZZ

PRESET EQ

DISC

1
2
3

PROGRAM

FLAT ROCK POPS JAZZ

PRESET EQ

DISC

1
2
3

PROGRAM

FLAT ROCK POPS JAZZ

PRESET EQ

DISC

1
2
3

Playing a programme

• Press 

CD

B;

to play the programmed tracks. 

• Adjust the 

VOLUME

control as desired. 

– Play stops at the end of the programme

sequence or when 

9

is pressed.

– Press 

CD PROGRAM

again, the PROGRAM

indicator will disappear (for normal playback).
However, the programme sequence will remain
in memory. 

• To play the program sequence again, press first

the 

CD PROGRAM

button.

– The PROGRAM indicator will light up.
• Then press 

CD

B;

.

Adding tracks to a programme

• To add a track to the programme, press the 

CD

PROGRAM

button and the last programme

number will be displayed. 

• Programme the next track according to the

normal programming procedure. 

– New tracks can only be added at the end of the

programme. 

– Also, tracks cannot be added to the programme

during playback.

Deleting programmed tracks

• To delete all programmed tracks from the

memory, press the 

9

button during 3 seconds. 

• You can also delete the last track from the

programme by pressing 

CLEAR

on the remote

control.

Setting the Sleep Timer

You can let the unit switch off at a preset time
period.
This allows you to fall asleep while listening to
music.
• Press 

SLEEP

on the remote control.

SLEEP90

appears on the display

• The ‘sleep’ time can be reduced in 10 minutes

steps from 90 minutes to ‘off’, by pressing
repeatedly the 

SLEEP

button. 

Timer

The system can switch on to CD or TUNER mode
automatically at a preset time. 
It can serve as an alarm to wake you up.
• Before setting the timer, make sure the clock is

set correctly.

• The volume of the timer will be at the last setting

before the set was switched off.

• The timer works every day on the same time

unless it is switched off or cancelled.

• The volume of the timer will be at the last setting

before the set is switched off.

• If both Sleep Timer and normal Timer are set

simultaneously, the Sleep Timer has the priority in
operation.

TIMER

FLAT ROCK POPS JAZZ

PRESET EQ

PRESET

FLAT ROCK POPS JAZZ

PRESET EQ

PRESET

 MHz

STEREO

FLAT ROCK POPS JAZZ

PRESET EQ

PRESET

FLAT ROCK POPS JAZZ

PRESET EQ

PRESET

FLAT ROCK POPS JAZZ

PRESET EQ

PRESET

TIMER

FLAT ROCK POPS JAZZ

PRESET EQ

PRESET

TIMER

FLAT ROCK POPS JAZZ

PRESET EQ

PRESET

STEREO

SLEEP

FLAT ROCK POPS JAZZ

PRESET EQ

PRESET

STEREO

SLEEP

FLAT ROCK POPS JAZZ

PRESET EQ

PRESET

STEREO

SLEEP

FLAT ROCK POPS JAZZ

PRESET EQ

PRESET

Setting the Timer

• Select the desired source CD or TUNER and

insert a CD or select a station.

• Press 

TIMER SET

.

– The display will show ‘

ON

’, the actual time and

the hour indication flashes.

• Press 

SKIP/SEARCH

S

or 

T

to set the hour

for the timer to start.

• Press 

TIMER SET

again.

– The minute indication flashes.
• Press 

SKIP/SEARCH

S

or 

T

to set the

minutes for the timer to start.

• Press 

TIMER SET

again.

– The display will show ‘

OFF

’ the time and the hour

indication flashes.

• Press 

SKIP/SEARCH

S

or 

T

to set the hour

for the timer to stop.

• Press 

TIMER SET

again.

– The minute indication flashes.
• Press 

SKIP/SEARCH

S

or 

T

to set the

minutes for the timer to stop.

• Press 

TIMER SET

again.

– The display shows the start time, followed by the

stop time and then the original display again.

• Press 

TIMER MODE

– The display will show the TIMER flag.
• Press 

ON/OFF 

y

to switch off the set

You can also use the SLEEP TIMER to turn the unit
off at a preset time.

Cassette playback

Playback on deck A or B

• Press 

TAPE

to switch the system on and to

select the cassette deck.

• Press 

9

/

/

on deck A and/or B to open the

cassette holder.

• Insert a recorded cassette.
• Press 

B

and playback will

start.

• Adjust the sound using the 

VOLUME

control.

– Playback stops when the tape in the deck

reaches the end.

• For brief interruptions, press 

;

.

– To restart playback, press this button once more.
• To stop, press 

9

/

/

on deck A or B

– When the end of the tape is reached the 

B

button is released.

Continuous play

• Press both 

9

/

/

buttons and insert a recorded

cassette in both decks.

• Press 

B

on deck B. Then press 

;

and 

B

on

deck A.

– Playback begins with deck B.
– Playback stops when the tape in deck B

reaches the end.

– The 

;

button will automatically be released

and playback continues with deck A.

• To stop, press 

9

/

/

on deck A and B.

– The set is then switched off.

Note:

When you press 

9

/

/

on deck B,

playback will continue with deck A.

CASSETTE DECK

Recording (deck A only)

Recording from the CD-player

• Press 

9

/

/

to open the cassette holder of

deck A.

• Insert a blank cassette.
• Press the 

CD

B;

button twice to select the

pause mode.

• Press 

0

RECORD

– The CD player starts automatically.
– When the end of the tape is reached, the

recording will stop.

• Press 

9

/

/

if you want to stop recording before

the end of the tape. 

Recording from the radio

• Press 

9

/

/

to open the cassette holder of

deck A.

• Insert a blank cassette.
• Press the 

TUNER

button.

• Tune to desired radio station
• Press the 

;

button and then the 

0

RECORD

button on Deck A.

– The 

B

button will go down automatically.

• Release the 

;

button to begin recording.

– When the end of the tape is reached, the

recording will stop.

• Press 

9

/

/

if you want to stop recording before

the end of the tape. 

Automatic level control

This unit has a built-in automatic level control circuit
that electronically adjusts the recording level from
any source. Therefore, recording and dubbing are
not affected by the settings of the 

VOLUME

DSC

,

or 

BASS BOOST

controls.

DUBBING - Copying from deck B to A

• Press the 

TAPE

button.

• Press both 

9

/

buttons and

insert a recorded cassette into
deck B and a cassette which
is suited for recording into
deck A.

• Press the 

;

button and then

the 

0

RECORD

button on Deck A.

– The 

B

button will go down automatically.

• Press the 

B

button on Deck B; the 

;

button on

Deck A will be released and dubbing will start.

– The tape in Deck A will stop at the end of the

first side. 

– The tape in Deck B will play one side of the

tape and then stop. 

• To stop dubbing before the end of the tapes,

press both 

9

/

/

buttons.

Full automatic stop

• Decks A and B have a built-in Full Automatic

Stop System that stops the tape when it reaches
the end in all modes. 

• To stop the tape before it reaches the end, press

the 

9

/

/

button.

Summary of Contents for KM 12

Page 1: ...R 9 B B ON OFF 30 STATIONS PRESET MEMORY 3 1 2 MEMORY AUTO STORE CD PROGRAM MODE SE TIMER CLOC CLOCK LIGHT PRESET PRESET KM 12 Zus tzlich erforderliche Unterlagen f r den Komplettservice Additionally...

Page 2: ...vorschriften 2 1 2 3 Platinenabbildungen und Schaltpl ne 3 1 3 22 Blockschaltpl ne KM 12 3 1 CD Teil 3 2 Verdrahtungsplan 3 3 Schaltpl ne LED Platte Motorplatte CD Decoder Platte Schalterplatten A D 3...

Page 3: ...z MW 522 1611kHz Zwischenfrequenzen 10 7MHz und 450kHz Antennen Drahtantenne f r FM Rahmenantenne f r MW CD Teil Frequenz bertragungsbereich 40Hz 20kHz Ger uschspannungsabstand 65dB Cassettenteil Tont...

Page 4: ...and figures are identicalwiththepositionnumbersinthesparepartslistsandexploded views From the index number 1 it can be seen in which exploded view this part is to be found The exploded views are show...

Page 5: ...otorplatte M322 l sen Fig 10 2 Schrauben M382 Fig 10 herausschrauben und die Schubladenf hrungen M372 abnehmen Die Schublade herausziehen 3 Removing the CD Unit Remove cabinet top M351 with the CD uni...

Page 6: ...ade ausbauen Punkt 5 1 Schraube M382 Fig 15 herausschrauben bei Bedarf die Leitung zur CD Decoder Platte M332 l sen und die CD Deck Up Down Platte M552 Fig 15 herausnehmen 5 2 Removing the Move Stop C...

Page 7: ...Fig 22 die Schubladen motorkontakte E12 abl ten Die Leiterplatte M332 herausnehmen und bei Bedarf die Steck verbindungen l sen 5 6 Removing the CD Deck Open Close Circuit Board M512 Remove the CD tray...

Page 8: ...astnase E Fig 28 ausrasten und die Cassettent rbremse M91 herausnehmen 6 Removing the Main Circuit Board M641 Remove the cabinet top M351 with CD unit point 1 Detach the plug in connections if necessa...

Page 9: ...erriegelungshebel I achten Fig 30 3 Schrauben J herausschrauben und den Motor abnehmen Fig 31 10 2 Removing the Tape Deck Operating Buttons M381 M481 Disengage the two catches K Fig 32 on each of the...

Page 10: ...hren Sie einen 3 5 mm Ministecker der Kopfh rer in die p ffnung Die Lautsprecher werden abgeschaltet sobald der Anschlu des Steckers erfolgt ist Displaybeleuchtung Bei abgeschaltetem Strom CLOCK LIGHT...

Page 11: ...einem vorher eingestellten Zeitpunkt abschalten So k nnen Sie beim Zuh ren ruhig einschlafen Dr cken Sie SLEEP auf der Fernbedienung Im Display erscheint SLEEP90 Durch wiederholtes Dr cken der SLEEP T...

Page 12: ...CK LIGHT PRESET PRESET CONTROLS OPERATION p Headphone Jack A headphone jack is provided for private listening To listen to the unit with headphones set the volume to minimum and insert the 3 5mm mini...

Page 13: ...m the programme by pressing CLEAR on the remote control Setting the Sleep Timer You can let the unit switch off at a preset time period This allows you to fall asleep while listening to music Press SL...

Page 14: ...kop an Me punkt CN02 Test CD einlegen und wiedergeben Die eingebauten Tasten CD CHECK und REPEAT gleichzeitig dr cken und VR02 abgleichen Nach Beendigung des Abgleichvorgangs die Taste STOP dr cken un...

Page 15: ...play Depress the soldered buttons CD CHECK and REPEAT simultaneously and adjust VR02 On completion of this adjustment press the STOP button and remove the diode Adjustment Preperation Adjustment Proc...

Page 16: ...bgleichvorschriften Adjustment Procedures KM 12 CN12 CN02 VR01 VR02 CN09 1 21 8 19 Abgleichlagepl ne Alignment Layouts SPEAKER JACK TP1 SFR201 SFR101 T102 L105 TC102 L104 L102 B B_ TC101 L103 VT IF 3...

Page 17: ...G Service 3 1 Platinenabbildungen und Schaltpl ne Layout of PCBs and Circuit Diagrams KM 12 Platinenabbildungen und Schaltpl ne Layout of PCBs and Circuit Diagrams Blockschaltplan KM 12 Block Diagram...

Page 18: ...3 2 GRUNDIG Service Platinenabbildungen und Schaltpl ne Layout of PCBs and Circuit Diagrams KM 12 Blockschaltplan CD Teil Block Diagram CD Part...

Page 19: ...e GRUNDIG Service Platinenabbildungen und Schaltpl ne Layout of PCBs and Circuit Diagrams Platinenabbildungen und Schaltpl ne Layout of PCBs and Circuit Diagrams KM 12 KM 12 3 3 3 4 Verdrahtungsplan W...

Page 20: ...Bs and Circuit Diagrams KM 12 KM 12 3 5 3 6 TO SWITCH D PCB CN05 TO MOTOR PCB CN06 TO CD DECODER PCB CN05 TO FRONT PCB CN601 PAGE 3 10 TO MAIN PCB CN302 PAGE 3 14 TO CD DECODER PCB CN06 TEST POINT TES...

Page 21: ...f PCBs and Circuit Diagrams KM 12 KM 12 3 7 3 8 Platinenabbildungen Layout of PCBs LED Platte LED Board CD Decoder Platte CD Decoder Board Motorplatte Motor Board Schalterplatten A D Switch Boards A D...

Page 22: ...of PCBs and Circuit Diagrams Platinenabbildungen und Schaltpl ne Layout of PCBs and Circuit Diagrams KM 12 KM 12 3 9 3 10 TO CD DECODER PCB CN09 PAGE 3 6 TO MAIN PCB CN301 PAGE 3 14 Schaltplan Circui...

Page 23: ...KM 12 KM 12 3 11 3 12 Platinenabbildungen Layout of PCBs Fernbedienplatte Remote Receiver Board Front Platte Front Board Ansicht von der Best ckungsseite View of component side Ansicht von der L tsei...

Page 24: ...ne Layout of PCBs and Circuit Diagrams KM 12 KM 12 3 13 3 14 TO FRONT PCB CN301 PAGE 3 9 TO CD DECODER PCB CN08 PAGE 3 6 TO CASS DECK SWITCHES TO MAIN PCB CN401 TO TRANS PRIMARY PCB CN401 TO CASS DECK...

Page 25: ...iagrams Platinenabbildungen und Schaltpl ne Layout of PCBs and Circuit Diagrams KM 12 KM 12 3 15 3 16 Platinenabbildungen Layout of PCBs Trafoplatte Transformer Primary Board Hauptplatte Main Board Au...

Page 26: ...uit Diagrams Platinenabbildungen und Schaltpl ne Layout of PCBs and Circuit Diagrams KM 12 KM 12 3 17 3 18 Platinenabbildungen Layout of PCBs Trafoplatte Transformer Primary Board Hauptplatte Main Boa...

Page 27: ...de Processor CPU Interface IC Block Diagramme IC Block Diagrams IC01 CXA1782BG IC02 TC9173P LATCH LATCH DRIVER SERIAL I O CONTROL CIRCUIT C Y 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 I O 9 OP 9 I O 8 OP...

Page 28: ...12 INT2 BASIC INTERVAL WATCHDOG TIMER TIMER EVENT COUNTER P0 WATCH TIMER CLOCKED SERIAL INTERFACE INTERRUPT CONTROL BIT SEQ BUFFER 16 TI0 P13 PTO0 P20 BUZ P23 SWSB1 P03 SO SB0 P02 SCK P01 INT0 P10 INT...

Page 29: ...nungen Spare Parts List and Exploded Views Ersatzteilliste und Explosionszeichnungen Spare Parts List and Exploded Views KM 12 KM 12 4 1 4 2 Ersatzteilliste und Explosionszeichnungen Spare Parts List...

Page 30: ...e Ersatzteilliste und Explosionszeichnungen Spare Parts List and Exploded Views Ersatzteilliste und Explosionszeichnungen Spare Parts List and Exploded Views KM 12 KM 12 4 3 4 4 Explosionszeichnung CD...

Page 31: ...NUMBER DESCRIPTION M31 000 2 75954 042 87 PULLY MOTOR PULLEY MOTOR M35 000 2 75954 062 72 PULLY MOTOR PULLEY MOTOR M43 000 2 75954 062 73 2 PUFFER ROT CUSHION RED M44 000 2 75954 062 74 CD LAUFWERK 9...

Page 32: ...623 75954 042 39 TAKTSCHALTER PUSHBUTTON SWITCH NON LOCKING SFR 101 75952 015 12 ESTR 20 KOHM SD SENS ADJ SFR 201 75952 015 57 ESTR S6 5 KOHM LIN RM3 SPEED ADJ T 101 75952 013 91 FILTER T 102 75954 0...

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