Aiwa CT-R411 User manual

SERVICE MANUAL
DATA
BASIC TAPE MECHANISM : CDS-363AG1-A
STEREO CAR
CASSETTE RECEIVER
CT-R411
CT-R421
CT-R431M
CT-X4310M
S/M Code No. 09-012-354-5N3
YZ(ST)
YZ(ST)
YZ(ST)
YL(ST)

-2-
SPECIFICATIONS
RADIO SECTION
(FM)
Frequency Range: 87.5 MHz – 108 MHz (50-kHz
steps)
Usable Sensitivity: 12.7 dBf
50 dB Quieting Sensitivity: 17.2 dBf
IF Rejection: 80 dB
Frequency Response: 30 Hz – 15,000 Hz
S/N Ratio: 63 dB
Stereo Separation: 35 dB at 1 kHz
Alternate Channel Selectivity: 70 dB
Capture Ratio: 3 dB
(MW)
Frequency Range:531 kHz–1,602 kHz (9-kHz steps)
Usable Sensitivity: 30 µV (30 dB)
(LW)
Frequency Range:144 kHz – 288 kHz (1-kHz/9-kHz
steps)
Usable Sensitivity: 30 µV (30 dB)
TAPE SECTION
Tape Speed: 4.8 cm/sec. (1
7
/ 8 ips)
S/N Ratio: 50 dB
Frequency Response: 40 Hz – 14,000 Hz
Stereo Separation: 40 dB
AUDIO SECTION
Max. Power Output: 40 W x 4 channels
AUX IN input
Input sensitivity (load impedance) AUX IN: 300 mV
(10 k )
GENERAL
Power-Supply Voltage: 14.4 V (11 to 16 V
allowable), DC, negative ground
Load Impedance: 4
Tone Control: Bass ±10 dB at 100 Hz, Treble
±10 dB at 10 kHz
Preamp Output Voltage (load impedance): 2.2 V
(10 k )
Installed size: 182 (W) x 53 (H) x 155 (D) mm
(7 1/4(W) x 2 1/8(H) x 6 1/8(D) inches)
RADIO SECTION
(FM)
Frequency Range: 87.5 MHz – 108 MHz (100-kHz
steps)* or 87.5 MHz – 108 MHz (50-kHz steps)*
Usable Sensitivity: 12.7 dBf
50 dB Quieting Sensitivity: 17.2 dBf
IF Rejection: 80 dB
Frequency Response: 30 Hz – 15,000 Hz
S/N Ratio: 63 dB
Stereo Separation: 35 dB at 1 kHz
Alternate Channel Selectivity: 70 dB
Capture Ratio: 3 dB
(AM)
Frequency Range: 530 kHz – 1,710 kHz (10-kHz steps)*
Usable Sensitivity: 30 µV (30 dB)
TAPE SECTION
Tape Speed: 4.8 cm/sec. (1
7
/ 8 ips)
S/N Ratio: 50 dB
Frequency Response: 40 Hz – 14,000 Hz
Stereo Separation: 40 dB
AUDIO SECTION
Max. Power Output: 40 W x 4 channels
AUX IN input
Input sensitivity (load impedance) AUX IN: 300 mV
(10 k )
GENERAL
Power-Supply Voltage: 14.4 V (11 to 16 V
allowable), DC, negative ground
Load Impedance: 4
Tone Control: Bass ±10 dB at 100 Hz, Treble
±10 dB at 10 kHz
Preamp Output Voltage (load impedance): 2.2 V
(10 k )
Installed size: 182 (W) x 53 (H) x 155 (D) mm
(7 1/4(W) x 2 1/8(H) x 6 1/8(D) inches)
<YZ> <YL>
or 531 kHz – 1,602 kHz (9-kHz steps)*
9 k 10 k
* Set the frequency increment for your area using the switch on the
bottom of the unit. (The switch is factory-set to the 10 k position)
• Design and specifications are subject to change without notice.

-3-
REF. NO PART NO. KANRI DESCRIPTION
NO.
ACCESSORIES LIST
1 8B-KTF-902-010 IB,YL(3L) 4310M<YL>
1 8B-KTA-901-010 IB,YZ(9L) R431M,421,411<EXCEPT YL>
2 8B-KT9-902-010 IB,INST,YU,YL (3L,P)-C<YL>
2 8B-KT9-904-010 IB,INST,YZ,YV (9L,R)-C<EXCEPT YL>
3 8Z-KC1-235-010 HLDR,REAR MTG
4 8Z-KC1-231-110 HLDR,HALF -C
5 8B-KTG-608-010 CONN ASSY,16P SSS<YL>
6 8Z-KC1-030-010 CASE,DFP -C
7 8Z-KC1-232-010 KEY,REMOVE -C
8 87-B10-141-010 NUT,5 TYPE-2
9 8Z-KC1-244-010 S-SCREW,5*6 TH+ TAPPING ST
10 8Z-KC1-250-010 S-SCREW,HEXAGON
11 87-B10-143-010 UT1+5-15 W/O SLOT
12 87-B10-144-010 W,5.2-10-0.5
13 87-B10-145-010 W-SPR,5.3-8.5-1.5
14 87-B10-216-010 U+2.6-4.0 ZINC BLK (BH M2.6)

-4-
ELECTRICAL MAIN PARTS LIST -1/3
REF. NO PART NO. KANRI DESCRIPTION
NO.
REF. NO PART NO. KANRI DESCRIPTION
NO.
IC
87-A21-191-010 IC,KIA6225S
8Z-KT1-622-010 C-IC,LC75374E
8Z-KTG-622-010 IC,TA8259H
87-A21-930-130 C-IC,UPD178006AGC-555-3B9<YL>
87-A21-931-030 C-IC,UPD178018AGC<EXCEPT YL>
88-KT1-608-010 C-IC,LC75854W
88-KT1-607-080 C-IC,SAA6579T<EXCEPT YL>
TRANSISTOR
87-A30-468-040 C-TR,KRC102S-RTK
87-A30-471-040 C-TR,KTA1504SY-RTK
87-A30-470-040 C-TR,KTC3875SY-RTK
87-A30-469-040 C-TR,KRC111S-RTK
87-A30-295-080 TR,KRA226M
87-A30-473-080 TR,KRC102M-AT
87-A30-467-040 C-TR,KRA111S-RTK
87-A30-476-010 TR,KTA1046Y
87-A30-016-010 TR,KTD2058Y
8Z-KTH-626-080 TR,KTC3203Y
87-A30-063-040 C-TR,KRA104S
DIODE
87-020-465-080 DIODE,1SS133
87-A40-976-040 C-DIODE,KDS226-RTK
87-001-783-080 DIODE,1N4002
87-A40-509-080 ZENER,MTZJ6.8C
87-070-136-080 ZENER,MTZJ5.1B<EXCEPT YL>
87-017-932-080 ZENER,MTZJ6.2B
87-A40-798-010 DIODE,1N5402 (3A/200V)
87-070-334-080 ZENER,MTZJ10B
87-A40-344-080 ZENER,MTZJ6.2C
87-A40-620-080 ZENER,MTZJ6.2A<EXCEPT YL>
87-A40-817-040 C-ZENER,STZ6.8N
MAIN C.B
ANT0101 87-A92-038-010 ANT,MSP-403
C0101 87-012-195-080 C-CAP,U 100P-50 J CH
C0102 87-012-286-080 C-CAP,U 0.01-25 K B
C0103 87-010-186-080 C-CAP,S 4700P-50 K B C2012<EXCEPT YL>
C0103 87-012-282-080 C-CAP,U 4700P-50 K B<YL>
C0104 87-010-552-040 CAP,E 22-16 M 5L SRE
C0105 87-010-787-080 C-CAP,U 0.022-25 K B
C0106 87-010-553-040 CAP,E 47-16 M 5L SRE
C0107 87-010-553-040 CAP,E 47-16 M 5L SRE
C0108 87-010-194-080 C-CAP,S 0.047-25 Z F
C0109 87-012-286-080 C-CAP,U 0.01-25 K B
C0110 87-010-759-080 C-CAP,U 0.1-25 Z F
C0111 87-012-286-080 C-CAP,U 0.01-25 K B
C0112 87-012-286-080 C-CAP,U 0.01-25 K B
C0113 87-010-759-080 C-CAP,U 0.1-25 Z F
C0114 87-010-787-080 C-CAP,U 0.022-25 K B
C0115 87-012-286-080 C-CAP,U 0.01-25 K B
C0116 87-010-495-040 CAP,E 2.2-50 M 5L SRE
C0117 87-010-186-080 C-CAP,S 4700P-50 K B C2012<EXCEPT YL>
C0118 87-010-490-040 CAP,E 0.1-50 M 5L MA<EXCEPT YL>
C0119 87-012-286-080 C-CAP,U 0.01-25 K B<EXCEPT YL>
C0121 87-010-785-080 C-CAP,U 0.015-25 K B GRM<11YZ,21YZ>
C0121 87-012-287-080 C-CAP,U 0.015-25 Z F<31YZ>
C0121 87-010-787-080 C-CAP,U 0.022-25 K B<YL>
C0122 87-010-785-080 C-CAP,U 0.015-25 K B GRM<11YZ,21YZ>
C0122 87-012-287-080 C-CAP,U 0.015-25 Z F<31YZ>
C0122 87-010-787-080 C-CAP,U 0.022-25 K B<YL>
C0123 87-016-526-080 C-CAP,S 0.47-16 BK
C0124 87-016-526-080 C-CAP,S 0.47-16 BK
C0151 87-012-195-080 C-CAP,U 100P-50 J CH
C0152 87-012-195-080 C-CAP,U 100P-50 J CH
C0201 87-012-274-080 C-CAP,U 1000P-50 K B
C0202 87-012-274-080 C-CAP,U 1000P-50 K B
C0203 87-010-498-040 CAP,E 10-16 M 5L SRE
C0204 87-010-498-040 CAP,E 10-16 M 5L SRE
C0205 87-010-263-040 CAP,E 100-10 M 11L SME
C0206 87-010-263-040 CAP,E 100-10 M 11L SME
C0207 87-010-787-080 C-CAP,U 0.022-25 K B
C0208 87-010-787-080 C-CAP,U 0.022-25 K B
C0209 87-010-494-040 CAP,E 1-50 M 5L SRE
C0210 87-010-494-040 CAP,E 1-50 M 5L SRE
C0211 87-010-555-040 CAP,E 100-10 M 5L SRE
C0212 87-010-759-080 C-CAP,U 0.1-25 Z F
C0213 87-010-380-040 CAP,E 47-16 M 11L SME
C0301 87-010-494-040 CAP,E 1-50 M 5L SRE
C0302 87-010-494-040 CAP,E 1-50 M 5L SRE
C0303 87-012-274-080 C-CAP,U 1000P-50 K B
C0304 87-012-274-080 C-CAP,U 1000P-50 K B
C0401 87-010-494-040 CAP,E 1-50 M 5L SRE
C0402 87-010-494-040 CAP,E 1-50 M 5L SRE
C0403 87-010-805-080 C-CAP,S 1-16 Z F
C0404 87-010-805-080 C-CAP,S 1-16 Z F
C0405 87-012-280-080 C-CAP,U 3300P-50 K B
C0406 87-012-280-080 C-CAP,U 3300P-50 K B
C0407 87-010-787-080 C-CAP,U 0.022-25 K B
C0408 87-010-787-080 C-CAP,U 0.022-25 K B
C0409 87-010-498-040 CAP,E 10-16 M 5L SRE
C0410 87-010-498-040 CAP,E 10-16 M 5L SRE
C0411 87-016-083-080 C-CAP,S 0.15-16 K R
C0412 87-016-083-080 C-CAP,S 0.15-16 K R
C0413 87-016-083-080 C-CAP,S 0.15-16 K R
C0414 87-016-083-080 C-CAP,S 0.15-16 K R
C0415 87-010-498-040 CAP,E 10-16 M 5L SRE
C0416 87-010-498-040 CAP,E 10-16 M 5L SRE
C0417 87-010-497-040 CAP,E 4.7-35 M 5L SRE
C0418 87-010-497-040 CAP,E 4.7-35 M 5L SRE
C0419 87-010-497-040 CAP,E 4.7-35 M 5L SRE
C0420 87-010-497-040 CAP,E 4.7-35 M 5L SRE
C0421 87-012-141-080 C-CAP,S 0.22-16 Z F C2012<EXCEPT YL>
C0422 87-012-141-080 C-CAP,S 0.22-16 Z F C2012<EXCEPT YL>
C0423 87-010-787-080 C-CAP,U 0.022-25 K B
C0424 87-010-553-040 CAP,E 47-16 M 5L SRE
C0425 87-010-759-080 C-CAP,U 0.1-25 Z F
C0426 87-010-555-040 CAP,E 100-10 M 5L SRE
C0427 87-010-759-080 C-CAP,U 0.1-25 Z F
C0428 87-010-759-080 C-CAP,U 0.1-25 Z F
C0429 87-010-759-080 C-CAP,U 0.1-25 Z F
C0430 87-012-286-080 C-CAP,U 0.01-25 K B
C0431 87-010-494-040 CAP,E 1-50 M 5L SRE<EXCEPT YL>
C0431 87-010-553-040 CAP,E 47-16 M 5L SRE<YL>
C0501 87-016-526-080 C-CAP,S 0.47-16 BK
C0502 87-016-526-080 C-CAP,S 0.47-16 BK
C0503 87-016-526-080 C-CAP,S 0.47-16 BK
C0504 87-016-526-080 C-CAP,S 0.47-16 BK
C0505 87-012-273-080 C-CAP,U 820P-50 K B
C0506 87-012-273-080 C-CAP,U 820P-50 K B
C0507 87-012-273-080 C-CAP,U 820P-50 K B
C0508 87-012-273-080 C-CAP,U 820P-50 K B
C0509 87-010-498-040 CAP,E 10-16 M 5L SRE
C0510 87-010-552-040 CAP,E 22-16 M 5L SRE
C0511 87-010-490-040 CAP,E 0.1-50 M 5L MA
C0512 87-010-759-080 C-CAP,U 0.1-25 Z F
C0513 8A-KC7-623-000 CAP,E 2200-16 125 BT
C0514 87-012-274-080 C-CAP,U 1000P-50 K B
C0601 87-010-490-040 CAP,E 0.1-50 M 5L MA
C0602 87-010-787-080 C-CAP,U 0.022-25 K B
C0603 87-010-555-040 CAP,E 100-10 M 5L SRE
C0604 87-016-039-090 CAP,DL 0.022F-5.5 Z 70 FM
C0606 87-010-759-080 C-CAP,U 0.1-25 Z F
C0607 87-012-180-080 C-CAP,U 22P-50 J CH

-5-
ELECTRICAL MAIN PARTS LIST -2/3
REF. NO PART NO. KANRI DESCRIPTION
NO.
REF. NO PART NO. KANRI DESCRIPTION
NO.
C0608 87-012-184-080 C-CAP,U 33P-50 J CH
C0609 87-010-759-080 C-CAP,U 0.1-25 Z F
C0610 87-012-274-080 C-CAP,U 1000P-50 K B
C0611 87-012-286-080 C-CAP,U 0.01-25 K B
C0612 87-012-286-080 C-CAP,U 0.01-25 K B
C0613 87-012-286-080 C-CAP,U 0.01-25 K B
C0701 87-010-759-080 C-CAP,U 0.1-25 Z F
C0702 87-012-278-080 C-CAP,U 2200P-50 K B
C0703 87-010-759-080 C-CAP,U 0.1-25 Z F
C0704 87-010-935-040 CAP,E 220-16 M VR
C0705 87-010-553-040 CAP,E 47-16 M 5L SRE
C0707 87-010-787-080 C-CAP,U 0.022-25 K B
C0801 87-010-494-040 CAP,E 1-50 M 5L SRE<YL>
C0802 87-010-494-040 CAP,E 1-50 M 5L SRE<YL>
C0803 87-010-494-040 CAP,E 1-50 M 5L SRE
C0804 87-010-494-040 CAP,E 1-50 M 5L SRE
C0805 87-012-270-080 C-CAP,U 470P-50 K B<YL>
C0806 87-012-270-080 C-CAP,U 470P-50 K B<YL>
C0807 87-012-270-080 C-CAP,U 470P-50 K B
C0808 87-012-270-080 C-CAP,U 470P-50 K B
C0901 87-010-494-040 CAP,E 1-50 M 5L SRE<31YZ,YL>
C0902 87-010-494-040 CAP,E 1-50 M 5L SRE<31YZ,YL>
C1101 87-012-183-080 C-CAP,U 30P-50 J CH<EXCEPT YL>
C1102 87-012-182-080 C-CAP,U 27P-50 J CH<EXCEPT YL>
C1103 87-010-495-040 CAP,E 2.2-50 M 5L SRE<EXCEPT YL>
C1104 87-012-336-080 C-CAP,U 330P-50 J SL<EXCEPT YL>
C1105 87-012-271-080 C-CAP,U 560P-50 K B<EXCEPT YL>
C1106 87-010-759-080 C-CAP,U 0.1-25 Z F<EXCEPT YL>
CN0201 87-A60-620-010 CONN,3P V 2MM JMT
CN0202 87-099-408-010 CONN,8P V WHT EH
CN0601 88-KTA-603-010 CONN,15P CAM-B68
CN0701 8Z-KT1-624-010 CONN,16P SOC017<YL>
CNA0201 8Z-KTG-651-010 CONN ASSY,3P HEAD
CNA0202 8Z-KTG-652-010 CONN ASSY,8P MOTOR
CNA0701 8A-KT1-645-010 CONN ASSY,8P ISO-BLACK-B<EXCEPT YL>
CNA0702 8A-KT1-646-010 CONN ASSY,8P ISO-WHITE-B<EXCEPT YL>
!!
!!
!F0701 8Z-KC1-621-010 FUSE,15A 32V
J0801 87-A61-225-110 JACK,PIN 2P XR-401<EXCEPT YL>
J0801 87-A61-224-110 JACK,PIN 4P XR-401<YL>
J0901 8A-KC7-620-010 JACK,DIN 13 P SKDS1302<31YZ,YL>
L0101 87-003-143-080 COIL,4.7UH K LAL02
L0102 8Z-KT1-619-010 COIL,68MH K7-D
L0301 87-003-143-080 COIL,4.7UH K LAL02
L0601 87-003-149-080 COIL,47UH J LAL02
L0701 8B-KCF-615-010 FLTR,AMORPHOUS -CHOKE
LED0601 87-027-262-010 LED,TLR124 RED
SFR0101 87-024-437-080 SFR,100K H RH063MC<EXCEPT YL>
SW0601 87-A91-070-010 SW,TACT SKHHLV
SW0602 87-A91-152-010 SW,SL 1-1-2 SSSS212-11-A<YL>
TU0101 8B-KCF-621-010 TU UNIT, FAE347-A22<YL>
TU0101 8B-KC3-620-010 TU UNIT, FAE347-E21<EXCEPT YL>
X0601 87-A70-325-010 VIB,XTAL 4.5MHZ HC-49/S
X1101 87-A70-307-010 VIB,XTAL 4.332MHZ CSA-309ST<EXCEPT YL>
FRONT C.B
C1001 87-012-272-080 C-CAP,U 680P-50 K B GRM
C1002 87-010-829-080 C-CAP,U 0.047-16 Z F
C1003 87-010-829-080 C-CAP,U 0.047-16 Z F
C1004 87-010-829-080 C-CAP,U 0.047-16 Z F
C1005 87-010-829-080 C-CAP,U 0.047-16 Z F
C1006 87-A10-368-080 C-CAP,S 2.2-10 Z F
C1007 87-A10-368-080 C-CAP,S 2.2-10 Z F
CN1001 88-KTA-602-010 C-CONN,15P CAM-B67
LCD1001 8B-KTF-610-010 LCD,BKT-9/15
LED1001 87-A91-355-040 C-LED,BR1112H-TR-RED
LED1002 87-A91-355-040 C-LED,BR1112H-TR-RED
LED1003 87-A91-355-040 C-LED,BR1112H-TR-RED
LED1004 87-A41-058-040 C-LED,KP-3015MBC BLU<EXCEPT 11YZ>
LED1004 87-A41-089-040 C-LED,KP-3015SEC AMB<11YZ>
LED1005 87-A41-058-040 C-LED,KP-3015MBC BLU<EXCEPT 11YZ>
LED1005 87-A41-089-040 C-LED,KP-3015SEC AMB<11YZ>
LED1006 87-A41-058-040 C-LED,KP-3015MBC BLU<EXCEPT 11YZ>
LED1006 87-A41-089-040 C-LED,KP-3015SEC AMB<11YZ>
PL1001 8B-KTG-605-010 LAMP,9V-60MA W/CAP-B<EXCEPT 11YZ>
PL1001 8B-KCF-631-010 LAMP,9V-65MA<11YZ>
PL1002 8B-KTG-605-010 LAMP,9V-60MA W/CAP-B<EXCEPT 11YZ>
PL1002 8B-KCF-631-010 LAMP,9V-65MA<11YZ>
S1001 87-036-339-080 C-SW,TACT SKQM
S1002 87-A91-987-080 SW,TACT SKQCAB
S1003 87-036-339-080 C-SW,TACT SKQM
S1004 87-036-339-080 C-SW,TACT SKQM
S1005 87-036-339-080 C-SW,TACT SKQM
S1006 87-A91-987-080 SW,TACT SKQCAB
S1007 87-A91-987-080 SW,TACT SKQCAB
S1008 87-A91-987-080 SW,TACT SKQCAB
S1009 87-036-339-080 C-SW,TACT SKQM
S1010 87-036-339-080 C-SW,TACT SKQM
S1011 87-A91-987-080 SW,TACT SKQCAB
S1012 87-036-339-080 C-SW,TACT SKQM
S1013 87-A91-987-080 SW,TACT SKQCAB
S1014 87-A91-987-080 SW,TACT SKQCAB
S1015 87-A91-987-080 SW,TACT SKQCAB
VR1001 87-A91-986-010 SW,RTRY EC12E24504-15MM
AUX C.B
J1001 85-HRL-623-010 JACK,3.5 BLK ST BLK
W1001 8A-KC7-611-010 F-CABLE,3P (AUX)

-6-
ELECTRICAL MAIN PARTS LIST -3/3
88
A
Resistor Code
Chip Resistor Part Coding
Figure
Value of resistor
Chip resistor
Wattage Type Tolerance
1/16W
1/10W
1/8W
1608
2125
3216
5%
5%
5%
CJ
CJ
CJ
Form
LW t
1.6 0.8 0.45
2 1.25 0.45
3.2 1.6
108
118
128
: A
: A
CHIP RESISTOR PART CODE
0.55
Resistor Code
Dimensions (mm)
Symbol
1/16W 1005 5% CJ
1.0 0.5 0.35 104
Lt
W
• Regarding connectors, they are not stocked as they are not the initial order items.
The connectors are available after they are supplied from connector manufacturers upon the order is received.

-7-
TRANSISTOR ILLUSTRATION
BE
C
KRA104S
KRA111S
KRC102S
KRC111S
KTA1504S
KTC3875S
E C B
KTC3203 E C B
KRA226M
KRC102M
B C E
KTA1046
KTD2058

-8-
BLOCK DIAGRAM - 1/1
MAIN C.B
HEAD C.B
FRONT C.B
AUX C.B
CN701
CNA702
J801-2
J801-1
<YZ>
<YL>
<YL>
<YL>
LCD1001
CN1001CN601
SW602
LC75374E
KIA6225S
YZ:FAE347-E21
YL:FAE347-A22
ANT101
YZ:
LED601
SWITCH
LC75854W
VR1001
J1001
BKT9/15
CNA701
<YZ>
TA8259H
<YZ>
<YZ>
SAA6579T
<YL,R431MYZ>
<YL,R431MYZ>
TO CD CHANGER
J901
YZ:UPD178018AGC
YL:UPD178006AGC-555-3B9
SW601
X601

-9-
SCHEMATIC DIAGRAM - 1/2 (MAIN SECTION)
YZ:FAE347-E21
YL:FAE347-A22
C122
C121
YZ:0.015
YZ:0.015
YL:0.022
YL:0.022
Q102
Q102-Q104
Q102,Q108 Q105,Q106
Q101
Q201,Q202
PH
SW1
(F/R)
SW3
(FF/REW)
SW2
(PACK IN)
M1 +
-
REAR
MOTOR
()
Q901,Q902
Q705,Q706
Q707,Q708
Q701,Q702
KTA1504SY
<YZ>
<YZ>
KTC3875SY
TO ANTENNA
Q103
KTC3875SY KTC3875SY
KTC3875SY
KTC3875SY
Q105
YZ:6.8k YL:39k
YZ:6.8k YL:39k
KRC111S
RDS
<YZ>
<YZ>
IC1101
1000p 1000p
IN1 NFB1 OUT1 VCC GND OUT2 NFB2 IN2
<YZ>
C707
R607 100K
D603-D607,D612 1SS133X6
<YL,R431MYZ>
<YZ>
YZ:MTZJ6.8C
YL:MTZJ6.2C
R117 1k
<YZ>
R617 100k
R616 100k
<R411YZ,R421YZ>
YZ:UPD178018AGC
YL:UPD178006AGC-555-3B9
KTC3875SY
YZ:1/50
YL:47/16
Q404-Q408
Q401,Q402
<YZ>
8.2k
R606 100k R605 100k
<YL>
AMORPHOUS-CHOKE
T0 POWER SUPPLY/SPEAKER T0 POWER SUPPLY T0 SPEAKER
!
!
C802
C801 C805
J801-1
CNA702
CNA701
CN701
REAR
C806
<YL>
<YZ>
<YZ>
<YL>
<YL>
F702
0.5A
19
10
11
12
13
14
15
16
2
3
4
5
6
7
8
D606 W/RDS
D612 DEMO
D607 DSSA/C-C D605 W/RDS MONITOR D604 AREA2 D603 STEP
10K
SW602
<YL>
<YZ>
9K
J801-2
FRONT
1
2
3
4
5
6
7
8
TO CD CHANGER
(DIN JACK)
SECURITY
PRE AMP
MUTE CONTROL
MAIN C.B
HEAD C.B
AM AM
FM FM
TO FRONT C.B CN1001
AUX IN CLIP OUT/
DIAGNOSIS OUT

WIRING - 1/2 (MAIN C.B)
-10-
<YL>
5 19131721
1
3
5
7
1
3
5
7
8
SW601
RESET
9
6 2
MAIN C.B
HEAD C.B
1014182224
R511
<YZ>
<YZ>
1
3
5
7
9
11
13
15
17
19
21
23
26
1 5 9 13 15
2 6 10 14
25
<YL>
SW602
C1104
<YL>
<YL>
<YZ>
<YL>
<YL>
D610
R607
<YZ>
<YZ>
<YZ>
<YZ>
<YZ>
<YZ>
<YZ>
<YZ>
<YZ>
<YL,R431MYZ>
<YL,R431MYZ>
<R431MYZ,YL>
<R431MYZ,YL>
<YL,R431MYZ>
<YL> <YZ>
<YZ>
1234 78 56
1112 910
13
<YL,R431MYZ>
R417
D702
<R411YZ,R421YZ>
<R411YZ,R421YZ>
<YZ>
1
3
5
7
8
9
11
13
15
16
1
5
10
15
20
21
25
30
35
40
41
45
50
55
60 61 65 70 75
80
1
5
10
12
11 15 20
22
25
30
33
34
35
40
44
23
15A
AUTO ANT+B
TO MAIN C.B
CN201
CNA201
J901
TO CD CHANGER
TO HEAD C.B
CNA201
CN201
SW602
LED601
CNA202
101112131415161718192021222324
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
1234567892526272829303132

-11-
SCHEMATIC DIAGRAM - 2/2 (FRONT SECTION)
FRONT C.B
AUX C.B
TO MAIN C.B CN601
3
2
13
2
1
S1002
S1007
LED1001-1003 : RED ILLUMINATION
PL1001,PL1002 : LCD LIGHTING
PL1001 PL1002
KP-3015SEC AMB,AMBER ILLUMINATION<R411YZ>
KP-3015MBC BLU,BLUE ILLUMINATION<YL,R431MYZ,R421YZ>
1K<R411YZ>
R1017-R1019
390<YL,R431MYZ,R421YZ>
LED1004-LED1006
9V-65MA<R411YZ>
9V-60MA,W/CAP-B<YL,R431MYZ,R421YZ>
S1011
S1006
TA <YZ>
<YL>
INFO
S1012
S1004
LO
PS/
A.ME
S1009
DISC
1
<YZ>
<YL>
AF
S1013
DISC
2
S1003
INTO
3
S1010
REP1
TUNE
TUNE
5
S1014
RNDM
6
S1008
PWR/
MUTE
S1015
DISP
FNC
AUX IN
S1001
SEL
JOG DIAL
LCD DISPLAY
S1005
REP
4

WIRING - 2/2 (FRONT C.B)
-12-
1357911
1
5
10
16
17
20
25
30
32
3335 40 45 48
49
1 23
55
60
64
1315171921232527293133353739
1 5 9 13 15
2 6 10 14
C
E B
S1002S1007VR1001
LCD1001
LED1001-1003 : RED ILLUMINATION
LED1004-1006 : AMBER ILLUMINATION<R411YZ>
LED1004-1006 : BLUE ILLUMINATION<YL,R431MYZ,R421YZ>
S1011
VR1001
TA <YZ>
<YL>
INFO
S1012S1004 AF
PS/
A.ME
S1009
DISC
1<YZ>
<YL>
LO
S1013
DISC
2
S1003
INTO
3
S1010
REP1
5
S1014
RNDM
6
S1005
REP
4
123456789101112131415
J
I
H
G
F
E
D
C
B
A
A
B
C
D
E
F
G
H
I
J
123456789101112131415
161718192021 161718192021 2223242526272829303132 2223242526272829303132

-13-
IC BLOCK DIAGRAM - 1/2
IC, LC75374E
IC, LC75854W

-14-
IC BLOCK DIAGRAM - 2/2
IC, TA8259H
IC, KIA6225S IC, SAA6579T
VDD
VSS
VSS

-15-
Pin No. Pin Name I/O Description
AF signal input during RDS AF operation and FM S meter signal input
Level meter signal input
Detects microphone input for auto volume operation.Pulled down when not used.
CD changer connection check. Pulled down when not used.
Determines the timing with which data is transferred to the head unit.Open when not used.
Clock output to CD changer. Open when not used.
Data input from CD changer. Pulled down when not used.
Data output to CD changer. Open when not used.
Clock input from CD changer. Open when not used.
LCD DRV (LC75854W) CE output.
Outputs "H" only when FLAP IN (pin 67) is "L".Open when not used.
LCD DRV (LC75854W) data input.
Open when not used. LCD DRV (LC75854W) data output.
LCD DRV (µIPD16432B) clock output. LCD DRV (LC75854W) clock output.
Transmits the power on/off status of head unit to changer. Open when not used.
Muting output to power amp
Standby/muting output to power amp
Unit power control output
LCD DRV power control 1
LCD DRV power control 2
Ground for port
Power supply for port
Audio muting output
AM/FM power switching output. AM:”H”, FM: “L”.
Radio ON/OFF. Power switching output. Radio ON: “H”.
Outputs "H" during RDS AF operation. Open when not used.
Output to request IF count signal.
AM IF count signal input
FM IF count signal input
Power supply for PLL
FM local oscillation input
AM local oscillation input
Ground for PLL
Error output from charge pump (for FM)
Error output from charge pump (for AM)
Ground
LOC/DX switching output during radio seek (LOC: "H", DX: "L"). Open when not used.
Stop pulse input during FM/AM seek.
Muting control input -20 dB. Mute: “L”.
Main motor control output
Sub motor control output-1.
I
I
I
I
O
O
I
O
I
O
O
I/O
O
O
O
O
O
O
O
O
–
–
O
O
O
O
O
I
I
–
I
I
–
O
O
–
O
I
I
O
O
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
AM/FM S-M
LEVEL-M
A-VOL CONT
CD CONNECT
CD DISP SEL
CD CLO
CD DI
CD DO
CD CLI
LCD CE
DFP LAMP
LCD DI
LCD DO
LCD CLO
CD ACC CONT
POWER MUTE
ST-BY MUTE
POWER CONT
CONT 1
CONT 2
GND
VDD
MUTE
BAND CONT
RADIO CONT
RDS MODE
IF REQ
AM IF
FM IF
VDD
FM OSC
AM OSC
GND
EO 0
EO 1
GND
LOC/DX
ST IND/SD IN
PHONE MUTE
MAIN M CONT
SUB M CONT 1
IC DESCRIPTION -1/1 (µPD178006AGC-555-3B9, µPD178018AGC) -1/2

-16-
Pin No. Pin Name I/O Description
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
SUB M CONT 2
MODE PL
REEL
STAND-BY
F/R HEAD
MS IN
LED
MI-1
MI-2
MI-3
MO-1
MO-2
MO-3
MO-4
BS CONT
NR CONT
MTL CONT
BEEP
RMT IN
E-VOL CE
E-VOL DO
E-VOL CLO
DSSA
RDS DI
DFP IN
FLAP IN
RDS CLI
EJECT IN
ACC IN
RE1 IN
RE2 IN
PACK IN
REG CPU
GND
X-OUT
X-IN
REG OSC
VDD
RESET
O
I
I
I
O
I
O
I
O
O
O
O
O
I
O
O
O
O
I
I
I
I
I
I
I
I
I
–
–
–
I
–
–
I
Sub motor control output-2.
Mode pulse input for tape mechanism.
Reel pulse input for tape mechanism.
Mechanism Stand-by input
Head FWD/REV select output.
MS signal input (no music: "H", with music: "L"). Pulled when not used
Security LED flashing output ("H": 120-130 ns, 1 cycle: 3 s)
Diode matrix input for initial setting
Diode matrix output for initial setting
MS/BL switching output. Open when not used
Dolby B NR on/off output. Open when not used
Metal tape on/off output. Open when not used
Beep output (3 kHz, 50 ms)
Remote control input. Pulled up when not used
CE output to electronic VR (LC75374E)
Data output to electronic VR (LC75374E)
Clock output to electronic VR (LC75374E)
Outputs "H" only when DSSA L/R are operating.
RDS data inputPulled down when not used.
Detects whether DFP (front panel) is provided or not.
Detects whether flap DFP is open or closed.
RDS clock inputPulled down when not used
NC (pulled down)
ACC (accessory power supply) on/off input
Rotary encoder input 1.
Rotary encoder input 2.
Tape insertion status detection input
CPU power regulator
Ground
System clock oscillator
System clock oscillator
Regulator for oscillator circuit
Power supply
System reset input
IC DESCRIPTION -1/1 (µPD178006AGC-555-3B9, µPD178018AGC) -2/2

-17-
LCD DISPLAY
12345678910111213
COM1 — — — COM1 MT TP AF 2d 2m 2n Bar 2 3d 3m
COM2 — — COM2 — LO R DSSA 2e 2l 2k 2c 3e 3l
COM3 — COM3 — — CD-CH Bar 10 Bar 9 2f 2j 2i 2b 3f 3j
COM4 COM4 — — — CT
MY INFO Bar 1 1a,e,f,j,k 2g 2h 2a Bar 3 3g
LCD
Pin No.
14 15 16 17 18 19 20 21 22 23 24 25 26
COM1 3n TA 4d 4m 4n H-BASS 5d 5m 5n Dot 1 6d 6m 6n
COM2 3k 3c 4c 4l 4k 4c 5e 5l 5k 5c 6e 6l 6k
COM3 3i 3b 4l 4j 4i 4b 5f 5j 5i 5b 6l 6j 6i
COM4 3h 3a Bar 4 4g 4h 4a Bar 5 5g 5h 5a Bar 6 6g 6h
LCD
Pin No.
27 28 29 30 31 32 33 34 35 36 37 38 39
COM1 L 7d 7m 7n Dot 3 8d 8m 8n — 9d 9m 9n ST
COM2 6c 7e 7l 7k 7c 8e 8l 8k 8c 9e 9f 9k 9c
COM3 6b 7f 7j 7i 7b 8f 8j 8i 8b 9f 9j 9i 9b
COM4 6a Dot 2 7g 7h 7a Bar 7 8g 8h 8a Bar 8 9g 9h 9a
LCD
Pin No.

-18-
MECHANICAL EXPLDED VIEW -1/1
123
4
6
58
910
11 12
13 14
14
14
G15
16 28
29
7
17
18
19
20
21
22
23
24
25
26 27
31
30LCD
SH,LCD 32
33 43
PWB A
A
C
C
CHAS,
SIDE L-T
48
PWB
41
37
38
B
B
B
35
36
42
39
53
52
B
E
AC
49
CHAS, SIDE
R-BC
51
BB
C
C
C
B
45
46
C
C
C
C
C
C
F
D
47
34
40
44
SH,PWB
CDS-363AG1-A
C
PANEL,
HT-SINK
50

-19-
MECHANICAL MAIN PARTS LIST 1/1
REF. NO PART NO. KANRI DESCRIPTION
NO.
1 8B-KT9-007-010 KNOB,RTRY BK9
2 8B-KT9-008-010 POINTER,RTRY
3 8A-KC7-220-010 SPR-C,ROTARY -AC
4 8B-KT9-005-010 LENS,ARC
5 8B-KT9-012-010 BTN,FAN<YL>
5 8B-KT8-004-010 BTN,TA<EXCEPT YL>
6 8B-KT9-006-010 CABI,RING
7 8B-KTB-002-010 WINDOW,R411<11YZ>
7 8B-KTB-001-010 WINDOW,R421<21YZ>
7 8B-KTA-001-010 WINDOW,R431M<31YZ>
7 8B-KTF-007-010 WINDOW,X4310M<YL>
8 8B-KTF-001-010 CABI,FRONT BKF
9 8B-KT9-009-010 BTN,ARC
10 8B-KT9-202-010 LENS,L
11 8B-KT9-011-010 BTN,SEESAW
12 8B-KT9-010-010 BTN,UP/DN<31YZ,YL>
12 8B-KTG-002-010 BTN,UP/DN G<11YZ,21YZ>
13 8B-KTF-004-010 BTN,EJECT BKF
14 8B-KTF-204-010 SPR-C,EJ/FF/REW
15 8B-KTF-010-010 BTN,REW BKF
16 8B-KTF-009-010 BTN,FF BKF
17 8B-KT9-018-010 BTN,P.SET 5
18 8B-KT9-016-010 BTN,P.SET 3
19 8B-KT9-014-010 BTN,P.SET 1
20 8B-KT9-203-010 HLDR,P.BTN 135
21 8B-KT9-019-010 BTN,P.SET 6<31YZ,YL>
21 8B-KTG-004-010 BTN,P.SET 6G<11YZ,21YZ>
22 8B-KT9-017-010 BTN,P.SET 4<31YZ,YL>
22 8B-KTG-003-010 BTN,P.SET 4G<11YZ,21YZ>
23 8B-KT9-015-010 BTN,P.SET 2
24 8B-KT9-204-010 HLDR,P.BTN 246
25 8B-KT8-003-010 BTN,PS/AF<EXCEPT YL>
25 8B-KT9-013-010 BTN,TWIN<YL>
26 8B-KT9-020-010 BTN,DETACH
27 8Z-KC2-223-010 SPR-C,DETACH -C2
28 8B-KT9-201-010 LENS,R
29 8B-KT9-206-010 COVER, LCD R
30 8B-KT9-205-010 COVER, LCD L
31 8B-KT9-207-010 LENS,LCD BK9
32 8B-KT9-208-010 REFLECTOR,LCD BK9
33 8B-KTG-204-010 CAP,LAMP AMB<11YZ>
34 8B-KTF-002-010 CABI,REAR BKF
35 8B-KTF-011-010 CABI,BASE F-CUT
36 8Z-KC2-203-210 LEVER,DFP HOOK -C2
37 8Z-KC2-221-110 SPR-C,DETACH HOOK-C2
38 8Z-KT1-244-010 SPR-T,DOOR Z
39 8B-KT9-023-010 DOOR,CASSETTE
40 8Z-KC2-222-010 SPR-T,DETACH LOCK-C2
41 8Z-KC2-204-210 LEVER,DFP LOCK -C2
42 8B-KT9-211-010 CHAS,FRONT BK9
43 8A-KC7-231-010 HLDR,ISO-WIRE 2 -AC<EXCEPT YL>
44 8B-KTF-201-010 HLDR,DECK BKF
45 8Z-KC1-211-010 COVER, TOP -C
46 8Z-KC7-201-010 COVER, ISO BLIND -C<YL>
47 8Z-KC3-201-010 COVER, CD BLIND -C<11YZ,21YZ>
48 8A-KCG-211-010 HLDR,P-IC -AC16
49 8A-KT5-204-010 HLDR,TR
50 8A-KT5-216-010 HLDR,DIN 13P<31YZ,YL>
51 8Z-KC1-212-010 COVER, BOTTOM -C<YL>
51 8Z-KC1-256-010 COVER, BOTTOM RDS<EXCEPT YL>
52 8Z-KC1-231-110 HLDR,HALF -C
53 8A-KCF-020-110 CABI,TRIM -AC15
A 8Z-KC1-253-010 S-SCREW,PT 2*8 BH+ BLK
B 8Z-KC1-251-010 S-SCREW,TH2.6-4.0-0.8
C 87-251-073-410 U+2.6-6
D 87-251-097-410 U+3-12
E 87-432-903-010 WTE,2.6
F 87-B10-259-010 UT2+3.0-10.0 W/O SLOT (BH TAP)
G 87-B10-334-010 VTT+1.7-5 W/O
REF. NO PART NO. KANRI DESCRIPTION
NO.

-20-
COLOR NAME TABLE
Basic color symbol Color Basic color symbol Color Basic color symbol Color
B Black C Cream D Orange
G Green H Gray L Blue
LT Transparent Blue N Gold P Pink
R Red S Silver ST Titan Silver
T Brown V Violet W White
WT Transparent White Y Yellow YT Transparent Yellow
LM Metallic Blue LL Light Blue GT Transparent Green
LD Dark Blue DT Transparent Orange GM Metallic Green
YM Metallic Yellow DM Metallic Orange PT Transparent Pink
LA Aqua Blue GL Light Green
COLOR NAME TABLE