Toyota Sequoia (2005). Manual - part 580

I28665

(Shielded)

R2

G2

B2

VR2

VG2

(Shielded)

R21

16

15

14

12

11

24

16

13

14

15

17

18

R21

R21

R21

IF4

ID2

R21

R

G

B

VR

VG

B

B

B

B

B

B

B

B

15

IF4

14

IF4

12

IF4

11

IF4

23

ID2

22

ID2

20

ID2

19

ID2

(Shielded)

B

B

B

B

R25
Television Display Assy

Multi–display Controller Sub–assy

13

21

13

16

IF4

ID2

R21

SYNC

B

B

B

SYN2

–

DIAGNOSTICS

REAR SEAT ENTERTAINMANT SYSTEM

DI–2115

2309

Display signal circuit (Multi–display controller sub–assy – Televi-
sion display assy)

CIRCUIT DESCRIPTION

This is the display signal circuit from the multi–display controller sub–assy to the television display assy.

WIRING DIAGRAM

DIDB7–01

I28616

Television Display Assy:

Multi–display Controller Sub–assy:

VG

VR

SYNC

VG2

VR2

SYN2

R25

R21

R

G

B

R2

G2

B2

DI–2116

–

DIAGNOSTICS

REAR SEAT ENTERTAINMANT SYSTEM

2310

INSPECTION PROCEDURE

1

Display check mode (Color bar check).

CHECK:
Enter display check mode (See page 

DI–2085

).

Start the diagnosis system and perform the display color bar check in display check mode.

OK:

The check result is normal.

OK

Adjust display color.

NG

2

Check harness and connector (Multi–display controller sub–assy – Television
display assy).

PREPARATION:
Disconnect the R21 and R25 connectors.
CHECK:
Measure the resistance according to the value(s) in the table
below.
OK:

Symbol (Tester connection)

Condition

Specified condition

VG (R25–11) – VG2 (R21–18)

Always

Below 1 

Ω

VR (R25–12) – VR2 (R21–17)

Always

Below 1 

Ω

SYNC (R25–13) – SYN2 (R21–16)

Always

Below 1 

Ω

B (R25–14) – B2 (R21–15)

Always

Below 1 

Ω

G (R25–15) – G2 (R21–14)

Always

Below 1 

Ω

R (R25–16) – R2 (R21–13)

Always

Below 1 

Ω

VG  (R25–11)– Body ground

Always

10 k

Ω 

or higher

VR (R25–12) – Body ground

Always

10 k

Ω 

or higher

SYNC (R25–13) – Body ground

Always

10 k

Ω 

or higher

B (R25–14) – Body ground

Always

10 k

Ω 

or higher

G (R25–15) – Body ground

Always

10 k

Ω 

or higher

R (R25–16) – Body ground

Always

10 k

Ω 

or higher

NG

Repair or replace harness or connector.

OK

Proceed to next circuit inspection shown in problem symptoms table (See page 

DI–2087

).

I28666

Multi–display 
Controller Sub–assy

NTS2

SGN2

SG9

R22

8

R22

9

R22

10

BR

BR

NTSC

S.GND

SLD

3

2

1

(Shielded)

D23
Disc Player Controller

–

DIAGNOSTICS

REAR SEAT ENTERTAINMANT SYSTEM

DI–2117

2311

Display signal circuit (Multi–display controller sub–assy – Disc
player controller)

CIRCUIT DESCRIPTION

This is the display signal circuit from the disc player controller to the multi–display controller sub–assy.

WIRING DIAGRAM

DIDB8–01

I28326

Disc Player Controller:

Multi–display Controller Sub–assy:

SLD

S.GND

NTSC

NTS2

SGN2

SG9

D23

R22

DI–2118

–

DIAGNOSTICS

REAR SEAT ENTERTAINMANT SYSTEM

2312

INSPECTION PROCEDURE

1

Check harness and connector (Multi–display controller sub–assy – Disc player
controller).

PREPARATION:
Disconnect the R22 and D23 connectors.
CHECK:
Measure the resistance according to the value(s) in the table
below.
OK:

Symbol (Tester connection)

Condition

Specified condition

NTSC (D23–3) – NTS2 (R22–8)

Always

Below 1 

Ω

S.GND (D23–2)– SGN2 (R22–9)

Always

Below 1 

Ω

SLD (D23–1)– SG9 (R22–10)

Always

Below 1 

Ω

NTSC (D23–3) – Body ground

Always

10 k

Ω 

or higher

S.GND (D23–2) – Body ground

Always

10 k

Ω 

or higher

SLD (D23–1) – Body ground

Always

10 k

Ω 

or higher

NG

Repair or replace harness or connector.

OK

Proceed to next circuit inspection shown in problem symptoms table (See page 

DI–2087

).