Page 1985 of 2572
I37217
Multi-display Controller Sub-assy:
R31
Television Display Assy:
R28
AL-
AL+
AR+ AR-SGND
AL-
AL+
AR- AR+ SG4
05-1736
- DIAGNOSTICSREAR SEAT ENTERTAINMENT SYSTEM
1926 Author: Date:
2005 HIGHLANDER REPAIR MANUAL (RM1144U)
INSPECTION PROCEDURE
1 CHECK HARNESS AND CONNECTOR(TELEVISION DISPLAY ASSY -
MULTI-DISPLA Y CONTROLLER SUB-ASSY)
(a) Disconnect the connector from the television display assy
and multi-display controller sub-assy.
(b) Measure the resistance according to the values in the
table below.
Standard:
Tester connectionConditionSpecified condition
SGND - SG4AlwaysBelow 1 W
AL- - AL-AlwaysBelow 1 W
AR- - AR-AlwaysBelow 1 W
AL+ - AL+AlwaysBelow 1 W
AR+ - AR+AlwaysBelow 1 W
AL- - Body groundAlways10 kW or higher
AR- - Body groundAlways10 kW or higher
AL+ - Body groundAlways10 kW or higher
AR+ - Body groundAlways10 kW or higher
NG REPAIR OR REPLACE HARNESS OR
CONNECTOR
OK
Page 1986 of 2572
I37213
AR-
AL+
AL-
AR+
R28
Television Display Assy:
- DIAGNOSTICSREAR SEAT ENTERTAINMENT SYSTEM
05-1737
1927 Author: Date:
2005 HIGHLANDER REPAIR MANUAL (RM1144U)
2 INSPECT TELEVISION DISPLAY ASSY
(a) Connect the connector.
(b) Using an oscilloscope, check the signal waveform be-
tween the terminals according to the conditions, as
shown in the chart.
Standard:
Tester connectionConditionSpecified condition
AL- - Body groundWhile voice sound is being producedA waveform synchronized with sound is output
AR- - Body groundWhile voice sound is being producedA waveform synchronized with sound is output
AL+ - Body groundWhile voice sound is being producedA waveform synchronized with sound is output
AR+ - Body groundWhile voice sound is being producedA waveform synchronized with sound is output
NG REPLACE TELEVISION DISPLAY ASSY
(See page 67-26)
OK
PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
(See page 05-1704)
Page 1987 of 2572
I34946
(Shielded)Multi-display
Controller
Sub-assy
(Shielded)R30 R28
Television Display Assy
BK1
R2
G2
B2
SYN2 VR2
VG2 G
W
R
Y
B G
W
R
Y
B13
14
15
17
16
18 R
G
B
SYNCVR
VG22
21
20
18
19
1717 18
19 20 21
22
BK1
BK1
BK1
BK1
BK1R30
R30
R30
R30
R30 05-1738
- DIAGNOSTICSREAR SEAT ENTERTAINMENT SYSTEM
1928 Author: Date:
2005 HIGHLANDER REPAIR MANUAL (RM1144U)
DISPLAY SIGNAL CIRCUIT (TO TELEVISION DISPLAY ASSY)
CIRCUIT DESCRIPTION
This is the display signal circuit from the multi-display controller sub-assy to the television display assy.
WIRING DIAGRAM
05CF9-02
Page 1988 of 2572

I37216
Multi-display Controller Sub-assy:
R30
Television Display Assy:
R28
VR
VG
B SYNC R
G
VR2
VG2
B2 SYN2R2
G2
- DIAGNOSTICSREAR SEAT ENTERTAINMENT SYSTEM
05-1739
1929 Author: Date:
2005 HIGHLANDER REPAIR MANUAL (RM1144U)
INSPECTION PROCEDURE
1 CHECK HARNESS AND CONNECTOR(TELEVISION DISPLAY ASSY -
MULTI-DISPLA Y CONTROLLER SUB-ASSY)
(a) Disconnect the connector from the television display assy
and multi-display controller sub-assy.
(b) Measure the resistance according to the values in the
table below.
Standard:
Tester connectionConditionSpecified condition
R - R2AlwaysBelow 1 W
G - G2AlwaysBelow 1 W
B - B2AlwaysBelow 1 W
SYNC - SYN2AlwaysBelow 1 W
VR - VR2AlwaysBelow 1 W
VG - VG2AlwaysBelow 1 W
R - Body groundAlways10 kW or higher
G - Body groundAlways10 kW or higher
B - Body groundAlways10 kW or higher
SYNC - Body groundAlways10 kW or higher
VR - Body groundAlways10 kW or higher
NG REPAIR OR REPLACE HARNESS OR
CONNECTOR
OK
PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
(See page 05-1704)
Page 1989 of 2572
I34949
Multi-display Controller
Sub-assy
R31 R28
Television Display Assy
BK1
SGN2 9
8
10 16 32 31
(Shielded)G
R BR
32 31
16NTS2
SG9 (Shielded)Y S. GND
NTSC
SGBK1
BK1R31
R31 05-1740
- DIAGNOSTICSREAR SEAT ENTERTAINMENT SYSTEM
1930 Author: Date:
2005 HIGHLANDER REPAIR MANUAL (RM1144U)
DISPLAY SIGNAL CIRCUIT (FROM TELEVISION DISPLAY ASSY)
CIRCUIT DESCRIPTION
This is the display signal circuit from the television display assy to the multi-display controller sub-assy.
WIRING DIAGRAM
05CFA-02
Page 1990 of 2572
I37217
Multi-display Controller Sub-assy:
Television Display Assy:SGN2
SG9
NTS2
S. GND NTSC SG
R31
R28
- DIAGNOSTICSREAR SEAT ENTERTAINMENT SYSTEM
05-1741
1931 Author: Date:
2005 HIGHLANDER REPAIR MANUAL (RM1144U)
INSPECTION PROCEDURE
1 CHECK HARNESS AND CONNECTOR(TELEVISION DISPLAY ASSY -
MULTI-DISPLA Y CONTROLLER SUB-ASSY)
(a) Disconnect the connector from the television display assy
and multi-display controller sub-assy.
(b) Measure the resistance according to the values in the
table below.
Standard:
Tester connectionConditionSpecified condition
S. GND - SGN2AlwaysBelow 1 W
NTSC - NTS2AlwaysBelow 1 W
SG - SG9AlwaysBelow 1 W
NTSC - Body groundAlways10 kW or higher
NG REPAIR OR REPLACE HARNESS OR
CONNECTOR
OK
PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
(See page 05-1704)
Page 1991 of 2572
I34947
Multi-display
Controller
Sub-assy
R30
SG6
NTS4
SGN5 (Shielded)
SLD
NTSC
SGND V13
Video (Video Adapter) Terminal
7
5
6G
R22
24
23 R30
R30 05-1742
- DIAGNOSTICSREAR SEAT ENTERTAINMENT SYSTEM
1932 Author: Date:
2005 HIGHLANDER REPAIR MANUAL (RM1144U)
DISPLAY SIGNAL CIRCUIT (FROM VIDEO (VIDEO ADAPTER)
TERMINAL)
CIRCUIT DESCRIPTION
This is the display signal circuit from the video (video adapter) terminal to the multi-display controller sub-
assy.
WIRING DIAGRAM
05CFB-03
Page 1992 of 2572
I40833
Multi-display Controller Sub-assy:
R30
V13 Video (Video Adapter) Terminal:
SLDNTSC
SGND
NTS4
SGN5
SG6
- DIAGNOSTICSREAR SEAT ENTERTAINMENT SYSTEM
05-1743
1933 Author: Date:
2005 HIGHLANDER REPAIR MANUAL (RM1144U)
INSPECTION PROCEDURE
1 CHECK HARNESS AND CONNECTOR(MULTI-DISPLA Y CONTROLLER
SUB-ASSY - VIDEO(VIDEO ADAPTER)TERM)
(a) Disconnect the connector from the video (video adapter)
terminal and multi-display controller sub-assy.
(b) Measure the resistance according to the values in the
table below.
Standard:
Tester connectionConditionSpecified condition
SLD - SG6AlwaysBelow 1 W
NTSC - NTS4AlwaysBelow 1 W
SGND - SGN5AlwaysBelow 1 W
NTSC - Body groundAlways10 kW or higher
NG REPAIR OR REPLACE HARNESS OR
CONNECTOR
OK
PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE
(See page 05-1704)