Service Manuals, User Guides, Schematic Diagrams or docs for : Lexus Car Audio KEX-M8076_KEX-M8176_EX-M8476_GS300
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Service
Manual ORDER NO.
CRT2224
GS300
AUDIO SYSTEM
HEAD UNIT
VEHICLE DESTINATION PRODUCED AFTER ID No. TOYOTA PART No. PIONEER MODEL No.
LEXUS GS300 EUROPE August 1998 P3714 86120-3A531 KEX-M8076ZT-02/EW
KEX-M8076ZT-92/EW
LEXUS GS300 EUROPE August 1998 P3715 86120-3A541 KEX-M8176ZT-02/EW
KEX-M8176ZT-92/EW
LEXUS GS300 OVERSEAS August 1998 P7512 86120-3A571 KEX-M8476ZT-02/ES
KEX-M8476ZT-92/ES
Manufactured for TOYOTA
by PIONEER ELECTRONIC CORPORATION PUB. NO. CRT2224
KEX-M8076ZT-02,M8076ZT-92,M8176ZT-02,M8176ZT-92
KEX-M8476ZT-02,M8476ZT-92
- This additional service manual is designed to be used together with Model KEX-M8076ZT/EW,KEX-
M8176ZT/EW and KEX-M8476ZT/ES Service Manual CRT2056. Refer to it for finding parts numbers
and adjustment,etc. which are not shown in this manual.
- Supplementary model is identical to the original except for the addition of following items.
Description Part No.
KEX-M8076ZT-92/EW,KEX-M8176ZT-92/EW,KEX-M8476ZT/ES
Polyethylene Bag CEG1026
Carton CHA2025
Contain Box CHD2025
Protector CHP1972,CHP1973
EXPLODED VIEWS AND PARTS LIST
EXTERIOR(Page 4)
- EXTERIOR PARTS LIST
Part No.
Mark No. Description KEX-M8076ZT/EW KEX-M8076ZT-02/EW
5 Main Unit CWM4934 CWM6157
46 Keyboard Unit CWM4930 CWM6161
51 LCD Unit CWM4931 CWM6164
62 Grille Unit CXB2400 CXB3202
63 Door CAT1808 CAT1998
Part No.
Mark No. Description KEX-M8176ZT/EW KEX-M8176ZT-02/EW
5 Main Unit CWM4935 CWM6158
46 Keyboard Unit CWM4929 CWM6162
51 LCD Unit CWM4932 CWM6165
62 Grille Unit CXB2401 CXB3203
63 Door CAT1809 CAT1999
Part No.
Mark No. Description KEX-M8476ZT/ES KEX-M8476ZT-02/ES
5 Main Unit CWM5419 CWM6046
46 Keyboard unit CWM5116 CWM6160
51 LCD Unit CWM4932 CWM6165
62 Grille Unit CXB2404 CXB3206
63 Door CAT1885 CAT2002
2
KEX-M8076ZT-02,M8076ZT-92,M8176ZT-02,M8176ZT-92
M8476ZT-02,M8476ZT-92
ELECTRICAL PARTS LIST(Page 45)
Main Unit
Part No.
KEX-M8076ZT/EW KEX-M8076ZT-02/EW
Symbol and Description KEX-M8176ZT/EW KEX-M8176ZT-02/EW
Q962 Not used 2SA1162
D941 MA8043(H) HZU4R3(B3)
D954 Not used UDZ10(B)
R968 Not used RS1/10S123J
R969,970,971 Not used RS1/10S103J
R974 Not used RS1/8S472J
R999 RS1/10S0R0J Not used
Main Unit
Part No.
Symbol and Description KEX-M8476ZT/ES KEX-M8476ZT-02/ES
Q962 Not used 2SA1162
D941 MA8043(H) HZU4R3(B3)
D954 Not used UDZ10(B)
R518 Not used RS1/16S821J
R519 Not used RS1/16S151J
R968 Not used RS1/10S123J
R969,970,971 Not used RS1/10S103J
R974 Not used RS1/8S472J
R999 RS1/10S0R0J Not used
C505,506 CCSQCH101J50 CCSRCH101J50
3
1 2 3 4
KEX-M8076ZT-02,M8076ZT-92,M8176ZT-02,M8176ZT-92
KEX-M8476ZT-02,M8476ZT-92
SCHEMATIC DIAGRAM
A OVERALL CONNECTION DIAGRAM(GUIDE PAGE)
Note: When ordering service parts, be sure to refer to "EXPLODED VIEWS AND PARTS LIST" or "ELECTRICAL PARTS
LIST".
A-a F
TUNER CONTROL PCB KEYBOARD UNIT
B ANTI-THEFT
MOTHER
PCB
DECK UNIT
RESET
C
Large size
A-a A-b
SCH diagram
AVC-LAN
A-a A-b Guide page
TUNER MUTE MIX-A
UNBAL
Detailed page
A-a A-b
D
4
1
AF 2 3 4
5 6 7 8
KEX-M8076ZT-02,M8076ZT-92,M8176ZT-02,M8176ZT-92
M8476ZT-02,M8476ZT-92
A
A-b F
LCD UNIT
LCD LAMP
ILL DRIVE DRIVE 8V REGULATOR
B
ANT
8V REGULATOR
RESET MUTE
C
5V REGULATOR
MIX-AMP ANALOG SWITCH
NBAL-BAL
D
AF 5
5 6 7 8
B
A
D
C
6
A-a A-b
1
1
TUNER CONTROL PCB KEYBOARD UNIT
A-a F
2
2
ANTI-THEFT M8076ZT-02/EW
M8176ZT-02/EW ONLY
MOTHER
M8076ZT-02/EW
M8176ZT-02/EW ONLY
KEX-M8476ZT-02,M8476ZT-92
PCB
M8076ZT-02/EW
M8176ZT-02/EW ONLY
3
3
M8176ZT-02/EW
M8476ZT-02/ES
ONLY
M8176ZT-02/EW ONLY
M8076ZT-02/EW
4
4
M8076ZT-02/EW
M8176ZT-02/EW
DECK UNIT
ONLY
KEX-M8076ZT-02,M8076ZT-92,M8176ZT-02,M8176ZT-92
M8076ZT-02/EW
M8176ZT-02/EW ONLY
RESE
5 6 7 8
KEX-M8076ZT-02,M8076ZT-92,M8176ZT-02,M8176ZT-92
M8476ZT-02,M8476ZT-92
MIX
UNB
A-a A-b
M8076
M8176
A
TUNER MUTE
M8176ZT-02/EW ONLY
M8076ZT-02/EW
M8176ZT-02/EW ONLY
M8076ZT-02/EW
M8176ZT-02/EW ONLY
M8076ZT-02/EW
B
AVC-LAN
C
D
A-a F 7
5 6 7 8
1 2 3 4
KEX-M8076ZT-02,M8076ZT-92,M8176ZT-02,M8176ZT-92
KEX-M8476ZT-02,M8476ZT-92
A-a A-b
A
8V REGULATOR
8V REGULATOR
B
LCD LAMP
MUTE
DRIVE
ANT
C
ILL DRIVE
LCD UNIT
D
RESET
8 A-b F
1 2 3 4
5 6 7 8
KEX-M8076ZT-02,M8076ZT-92,M8176ZT-02,M8176ZT-92
M8476ZT-02,M8476ZT-92
A-a A-b
A
5V REGULATOR
B
ANALOG SWITCH
C
UNBAL-BAL
MIX-AMP
D
M8176ZT-02/EW ONLY
M8076ZT-02/EW
5 6 7
A-b F
8
9
1 2 3 4
KEX-M8076ZT-02,M8076ZT-92,M8176ZT-02,M8176ZT-92
KEX-M8476ZT-02,M8476ZT-92
PCB CONNECTION DIAGRAM
A MOTHER PCB AF MOTHER PCB
NOTE FOR PCB DIAGRAMS I CN652,CN653
1. The parts mounted on this PCB
include all necessary parts for
several destination.
For further information for
respective destinations, be sure
to check with the schematic
diagram.
2. Viewpoint of PCB diagrams
Connector Capacitor
B SIDE A
P.C.Board Chip Part SIDE B
C
D
C CN1004
10 AF 3 4
1 2
5 6 7 8
KEX-M8076ZT-02,M8076ZT-92,M8176ZT-02,M8176ZT-92
M8476ZT-02,M8476ZT-92
SIDE A A
B
D CN251
C
D
C CN1003
AF 11
5 6 7 8
1 2 3 4
KEX-M8076ZT-02,M8076ZT-92,M8176ZT-02,M8176ZT-92
KEX-M8476ZT-02,M8476ZT-92
AF MOTHER PCB
A
B
C
D
12 AF
1 2 3 4
5 6 7 8
KEX-M8076ZT-02,M8076ZT-92,M8176ZT-02,M8176ZT-92
M8476ZT-02,M8476ZT-92
SIDE B
A
B
C
D
AF 13
5 6 7 8
1 2 3 4
KEX-M8076ZT-02,M8076ZT-92,M8176ZT-02,M8176ZT-92
KEX-M8476ZT-02,M8476ZT-92
A
TUNER CONTROL PCB
I F TUNER CONTROL PCB
B
C
D A CN401
14
1
I F 2 3 4
5 6 7 8
KEX-M8076ZT-02,M8076ZT-92,M8176ZT-02,M8176ZT-92
M8476ZT-02,M8476ZT-92
A
SIDE A
B
C
B
D
TUNER UNIT
5 6 7
I F 8
15
1 2 3 4
KEX-M8076ZT-02,M8076ZT-92,M8176ZT-02,M8176ZT-92
KEX-M8476ZT-02,M8476ZT-92
A
I F TUNER CONTROL PCB
B
C
D
16
1
I F 2 3 4
5 6 7 8
KEX-M8076ZT-02,M8076ZT-92,M8176ZT-02,M8176ZT-92
M8476ZT-02,M8476ZT-92
A
SIDE B
B
C
D
5 6 7
I F
8
17
KEX-M8076ZT-02,M8076ZT-92,M8176ZT-02,M8176ZT-92
KEX-M8476ZT-02,M8476ZT-92
PIONEER ELECTRONIC CORPORATION 4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan
PIONEER ELECTRONICS SERVICE INC. P.O.Box 1760, Long Beach, CA 90801-1760 U.S.A.
PIONEER ELECTRONIC [EUROPE] N.V. Haven 1087 Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE.LTD. 501 Orchard Road, #10-00, Wheelock Place, Singapore 238880
C PIONEER ELECTRONIC CORPORATION 1998 K-ZZU JULY 1998 Printed in Japan
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