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KRC-1054R
CONTENTS/CONNECTIONS
@
CONTENTS
CONNECTIONS ..........--sscsesessssceeesecesseeesneeeesesersenees 2
8.
DISASSEMBLY FOR REPAIR ....
BLOCK DIAGRAM ...........scccccsssesteesseeenseneesseeenereseeens
CIRCUIT DESCRIPTION
e
IC17 : 75004GB-864-3B4 (X14-5002-70)
Cassette Mechanism Microcomputer .......23
9. 1C16 : M38067M8DO094FP (X14-5002-70)
System microcomputer ...... stassdeseddeubeesanetes .25
1. Description of Component ...........cccseeeeeee 6
2. KENWOOD INTELLIGENT 2 IF (K2l) ...
3. Programme Type Codes .............:000
4
Security Data Read
[Write Specifications «0.0...
. CK-50 Plunger Specifications .................
@ oI
Block Diagram of Microcomputers
,
and SurroundingS...........ccscessssseeseeees
7. 1C1: 75004GB-863-3B4 (X25- 7042- 70)
Panel Microcomputet .................scccs000
CONNECTIONS
Mounting case (Accessory)
KRC-1054R
CC] __—«dy«@ To FM/AM antenna
Output
<a an
KENWOOD CD changer
foptionail
Changer extension cord (Provided
with the KENWOOD CD changer}
CD changer contrat output
-
Neos
Power amplifier
(optional)
Right output (Red)
Left output (White}
Non fading output
Woe
fet
@>
=
>
Gm
Right output (Red)
Power ampiifier
(optional)
Left output {White}
Right output (Red)
Power amplifier
(optional)
Power supply contro! lead (Blue/White)
iFull automatic power antenna contro! lead)
adessece 15
Siassiie 16
+
Connections
depend on the CD
changer used.
Consult your CD
changer manual
for details.
ate
Rear
speakers
Front
speakers
Power supply lead(Red) +
To ignition
ec
{ @4
Oo»
ignition key
switch
Memory backup lead
{ @} (Yellow) + (To battery}
a+
Ground lead (Black) — (To vehicle chassis?
Automatic ummation
Dimmer control lead
(Orange / White) (To light cantrot switch!
AWARNING
Car fuse box
(Main fuse}
Battery
10.1C1 : LC7218M (X14-5002-70) PLL ..
MECHANISM OPERATION DESCRIPTION ...........29
ADJUSTMENT ........cscscsssccsscsrseeseesssesssssseesessenss
30, 9S
ABGLEICH .........cccccccssescsessenssssrenseeeesasenes deavtedizivanten OT
PC BOARD.........
ene dD
SCHEMATIC DIAGRAM ..........scscsceeseeeteees siectesien 4D
EXPLODED VIEW (MECHANISM) ...........+.2:0200 D7
(UNIT) oo... csssesssereeesereeeaees 1200 D8
(FACEPLATE) ..........ccssesssssseeeen OD
PARUS LIST: ciciqeiinesasccvanucsscecadiastecrvctcvastacensansotieannis OO
SPECIFICATIONS ........ satilecestieseese sss
BACK COVER
MExample of telephone interface connection
.
Car telephone
(Q),
e we ica}
Cy
* When using speaker
to hear telephone ring.
External speaker terminal
Plug for external speaker
Phone interface
sos
tead
* When using telephone's
external speaker
NOTE
*
Do not ground
to chassis at a shielded part
*Be sure to use a shielded cable
Replacing battery of remote
control unit
° The battery life is approximately a half
year. When the life has expired, plaese
replace the battery with a new battery.
¢
The remote control unit uses a lithium
battery (CR2025)
Insert battery following the illustration
inside the battery box, taking care not
to reverse the + and — polarity
1 Keep on side.
2 Pull out
HLLUME
Phone interface lead (Brown)
(Connect to the plus + or minus ~ terminal of the
telephone speaker or buzzer, or to the head phone
lack or speaker terminals |
+
To prevent fires when the Power Supply fead
(Red) and the Memory Backup lead (Yeltow} are
short-circuited by coming into contact with the
vehicle chassis (ground), only connect the power
supply after making the fuse box connections
first
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