phone LEXUS SC400 1991 Service User Guide

211
1E
10 1C 62
Bc1
23 Bc1 8Bc19
BV2
6BV2 5 IG2
3
IQ2
6IQ2 7
Bc2
11 Bc2 12 IF1
2
IQ2
11
IQ1
3
BV1
2
BV1
18 BV1 7 BV119
Bc1
24 Bc2 1Bc110B19
B19
I31I31
B
3B 4B8B 9 B
3
B
2B 6
B
10 B 4A8A 3A4
L±Y
L±Y
GR
W±B
GR
L±Y
P±L
L±Y
L±Y
L±Y
L±Y
L±Y GR GR
GR
W±B
GR
L±Y P±L
L±YGR
Y±R
L±W
P±G
B±R
Y±R
L±W
P±G
P±G
L±W Y±R
P
P
P
VV
R
W B
Y
Y B
V
1256 438
7
112 2
AMP B ACC E
ANTB ANTA ANT IG AUTO ANTENNA MOTOR
AND RELAY
A32 FROM POWER SOURCE SYSTEM
(
SEE PAGE 56 )
15A
ECU±IG 20A
RADIO
NO. 1
7. 5A
RA DIO
NO. 2
GR
V
V
ANTB ANTA ANT ACC B
TLMT
RADIO AND PLAYER R2
,R3
,R4
ABC
FL+ FL± FR± FR+
RR+ RR± RL+ RL± STEREO POWER AMPLIFIER
S13
,S1 4
AB
REAR SPEAKER
RH REAR SPEAKER
LH
R13
R12 FR+
FR± MUTE SP±
SP+
TELEPHONE TRANSCEIVER
AND SPEAKER RELAY
T16 ,
T17
AB
L±Y
L±Y
B±R
7 8
IG2
1IG2 2
IF2
1IF2 10
V
P
21
FRONT DOOR
SPEAKER LH
F11
V
P
B
12
B
5
B
5B 1
Bc2
3Bc2 4
A5
B5
SHORT CONNECTOR
S22
,S2 3
A
B
A
12 A 5
LGL
( W/ TEL )
(
W/ TEL )
BV1
10
BT1
5BT1 6
IP1
10 IP1 1 Bc1
20
B
4
V
L
LG
FRONT DOOR
SPEAKER RH F12
A
12 B
12SHORT CONNECTOR
S22
,S23
AB
LGL LG
L
LG
LG
L
(W/O TEL )
L
LL
( W/ TEL )
( W/ TEL )
( W/O TEL )
(
W/O TEL )
L
LG
12
( W/ TEL )
( W/O TEL )
BV2
7
L±Y
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214
RADIO AND PLAYER (w/o CD PLAYER)
II
FROM POWER SOURCE SYSTEM
(
SEE PAGE 56 )
BV2
8Bc1 10 Bc21Bc1 24 BV1 4BV15BV16BV13
Bc1
23 Bc1 8Bc19 BV1 19 BV17BV118 BV2
2BV2 1
B19
B19
B16 B1 9
I31
IC
6
BM C
9A 5A1A2
C
8A 4A10 C 1C5
C
7
Bc2
4Bc2 3
P±L P±L P±L P±L
GR
L±Y GR
L±Y
P±L
P±G
L±W Y±R BR
LGL
B±R
GR
L±Y
B±R
GR
GR
L±Y
P±L L±Y
Y±R
L±W P±G
P±G
L±W Y±R BR
LGL
LG
L
LG W±B
BR
W±B
P±LWB
R±B P±L
W B P±B
R±W
B±W GR
L±Y GR
WOOFER SPEAKER AMPLIFIER W10
W9
WOOFER
SPEAKER
RADIO A ND P LA YER ABCD
R2 ,R3
,R5
,R
6
AUTO ANTENNA MOTOR
AND RELAY A32
AB
T16 T17
TELEPHONE
TRANSCEIVER AND
SPEAKER RELAY
651210 9
7125 43
3
8
6 7
15A
ECU±IG
AMP RU± RU+ MUTE WP+ WP±ACC +B
P±L
21
4
IG ACC
MUTE
ANTB ANTA FR±
AMP
IQ2
12
BR
BR
(W/ TEL )
(
W/O TEL )L
(
W/ TEL )
E
(
W/O TEL )
AMP RU± RU+
ANT ANT ANTA ANTB E FR+
FR±
B
FR+
(
SHIELDED )
(
SHIELDED )
A
5A 12
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215
TLMT
B
FL+ FL± RL+ RL±
RADIO AND PLAYER
RR+ RR±
IF2
10 IF2 1
IQ 2
6IQ2 7
BT1
5
BU1
6
BV1
10
BV2
10 BV2 9BV24BV2 3
Bc2
12
Bc2
11
IG2
1
IG 2
2
Bc1
20 B
3B 1B6B 2
11 14 13 12
B
4B 12 B5
A
3 C
2C 6D2D 6D1D 3
VOLC VOL+ PWR
MUTE SP± SP+ L
V
L
L
LG
P
B
Y
R
W V PP
V
B
Y
R
W G±R
R±L
R±W G±Y
A/C CONTROL SW AND RADIO SW
TELEPHONE
TRANSCEIVER AND
SPEAKER RELAY RH LHFRONT DOOR SPEAKER LH RH
REAR SPEAKER
A1 5
T16 ,
F12 F11R12 R13
R2 ,
R3 ,
R5
,R6
ABCD
AB 11
22
V
IP 1
10
IP1
1
A
12
A
5
B5
B
12
LG
(
W/ TEL )
LG
LG
(
W/ TEL )
(
W/O TEL )
LG L
L
LG T16 ,
SHORT CONNECTOR
SHORT
CO NNECTOR
L
P
V
B
Y
R
W
C
4C 3
BV2
7BV1 2IQ13IQ2 11
I31 IE1
2
IG2
3
1E
10 2
L±Y
GR
GR
L±Y
L±Y
GR GR
L±Y
L±Y
GR
L±Y
L±Y
L±Y
7. 5A
RADIO
NO. 220A
RA DIO
NO. 1
FROM POWER SOURCE SYSTEM
(
SEEPAGE56 )
SGND
VOLC
VOL+ PWR
11 22
7 8
SGND
ACC
V
T16
,B
B
(
W/O TEL ) V
T1 7
A
T1 7
A
7
T1
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