Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Toyota Sienna 2004-2007 Approved SRM 04 05 21nfa cirse4
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05-1450
DIAGNOSTICS - REAR SEAT ENTERTAINMENT SYSTEM 05ATZ-04
COLOR ON DISPLAY SCREEN IS UNUSUAL(RGB SIGNAL ERROR)
WIRING DIAGRAM
Multi-display
R25 Controller
Television Display Assy Sub-assy
13
22 W
R R28 R2
W 14
21
G R28 G2
W 15
20
B R28 B2
16
19 W
SYNC R28 SYN2
17
18 GR
VR R28 VR2
18
17 (Shielded)
VG R28 VG2
I35021
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 1633
05-1451
DIAGNOSTICS - REAR SEAT ENTERTAINMENT SYSTEM
INSPECTION PROCEDURE
1 DISPLAY CHECK MODE(COLOR BAR CHECK)
(a) Perform display check mode.
(1) Start the diagnosis system and perform rear display color bar check of display check mode.
OK: Color bar check is normal
OK NORMAL
NG
2 CHECK HARNESS AND CONNECTOR(TELEVISION DISPLAY ASSY -
MULTI-DISPLA Y CONTROLLER SUB-ASSY)
(a) Disconnect the television display assy and multi-display
Television Display Assy:
controller sub-assy connectors.
(b) In order to check for an open circuit, measure the resis-
tance between the terminals, as shown in the chart.
Standard:
Tester connection Specified condition
VG - VG2 Below 1
VG VR - VR2 Below 1
R R - R2 Below 1
VR
G B G - G2 Below 1
Multi-display Controller Sub-assy: B - B2 Below 1
(c) In order to check for a short circuit, measure the resis-
tance between the terminals, as shown in the chart.
Standard:
Tester connection Specified condition
R2 VG - Body ground 10 k or higher
VR - Body ground 10 k or higher
VG2 G2
R - Body ground 10 k or higher
VR2 B2 G - Body ground 10 k or higher
I35960
B - Body ground 10 k or higher
NG REPAIR OR REPLACE HARNESS OR
CONNECTOR
OK
3 REPLACE TELEVISION DISPLAY ASSY
OK: Malfunction disappears
NG NORMAL
OK
REPLACE MULTI-DISPLA Y CONTROLLER SUB-ASSY
2005 SIENNA REPAIR MANUAL (RM1163U)
Author : Date : 1634
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