Kenwood KT 3050 L Service Manual

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Kenwood KT 3050 L Service Manual

Extracted text from Kenwood KT 3050 L Service Manual (Ocr-read)


Page 1

KEN " OD
KT-3050/3050L W0 '

SERVICE MANUAL

Metallic cabinet (A01 296501)

Panel ass'y (A60~)"

Kn by(K294215-04)

- Sub pane! ass'y (ME-157502) Front glass (510-1931-03) Foot (J02-1034-05)

Phono jack (Em-0235.05) _
Power cord bushing 0420083435)

Miniature phone iack
(E1 1 -0188-05)

Lock termina| board (E20-0321-05)
AC power cord (E30-)

Photo is KT-SOSOL.
'Refer to Parts List on page 36.

Page 2

KT-3050/305OL


ACCESSORIES .................................................... 2 3. FIDS operation specification (KT-SOSOL only) .. 13
3.1 RDS overview .............. ..13
CONTROLS AND INDICATORS ............................. 3 3-2 Basic 05 functions ---------- 13
3.3 RDS data format ........................................ 13
BLOCK DIAGRAM ............................................... 5
ADJUSTMENT .................................................... 14
CIRCUIT DESCRIPTION ........................................ 6
REGLAGES ............................................................. 15
1. Microprocessor:
LLPD78043GF-OII (XOSIICIO) .. ABGLEICH ............................................................. 16
1.1 Initial status . .
1.2 Test mode _____ 5 PC BOARD (Component Side View) ....................... 17
1.3 Differences in specification according
to destination and modei. .......................... 7 CIRCUIT DIAGRAM ----- 19
1.4 Block diagram of peripheral circuits of
microprocessor ...................................... 8 EXPLODED VIEW ................................................... 35
1.5 Pin functions ............................................. 9
PARTS LIST ............................................................ 36
2. RDS synchronizing microprocessor:
LC6543H-4600 (XOS:IC12,KT-3050L onw) ....... 11 SPECIFICATIONS ................................................... 49
21 Pin connection diagram ............................. 11
2.2 Synchronizing microprocessor
data format ................................................ 12
FM indoor antenna ...... 1 AM loop antenna ......... 1 75 ohm/300 ohm
antenna adaptor ........... 1

(TSO-OI 76-05)

Loop antenna holder....1

(T90-01 85-05)

Audio cord ................... 1

(J1 9-281 504) (E304 392-05) (E30-0505-05)

AC plug adaptor
(E03-01 15-05) ............. 1
(Except for some areas)