Renault MM Service Man -- Control Module4.pdf

Multimedia Service Manual

for the Control Module used on the Renault Rear

Seat Entertainment System

Control Module

Part Number 4035241

About this Document

Document no.

30-900-00015

Produced by:

Visteon Technical Service

Operations

Download from:

http://euro.evisteon.com

Remarks

2002-11-28 First Issue

Printed Copies are Uncontrolled.

30-900-00015 Issued 2002-11-28

CONFIDENTIAL

Control Module

Issue

http:/euro.evisteon.com

Service Manual – Renault System

A. Initial Inspection and Test.

1. Read the dealer fault report.

2. Examine the module. Note any bent or missing connector pins or other obvious damage.

3. Plug the module into the test kit and test as follows. Note any faults found.

Step

Procedure

Check that . .

Verification

Connect the control module to the test

kit. Plug the output from the DVD into

CN1 (see figure 1) on the control

module. Connect a 12.5 V DC supply to

the permanent and ignition inputs of the

test kit.

The DVD switches on.

Module power

circuits and

regulator.

Aim the remote control at TFT screen A

and press 'POWER'

Control, power &

IR. Transmission,

backlight & screen

power supplies to

the TFT monitors

Both TFT screens come on

Press 'MENU' on the remote. Navigate

to 'MEDIA SELECT' then press 'ENTER'.

Select DVD and press ENTER again.

The menu appears on TFT A.

Menu chip.

Aim the remote at TFT screen B and

select DVD as per step 2 above.

The menu appears on TFT B

Control power to

TFT B

Insert a DVD disk into the DVD player.

Check that the DVD displays on

both screens and there is sound on

both channels.

Video and Audio

circuits

Aim the controller at TFT A, press Stop,

wait and then press PLAY.

The DVD pauses then continues to

play each time.

Aim the controller at TFT B and press

Menu. Press Stop and then PLAY as

above.

IR coms

Plug the DVD output into CN2. Use the

remote to select AUX 1 on both screens.

The picture from the DVD appears

on TFT A and TFT B as each

selection is made and there is sound

on both channels.

Menu chip, TFT

screens

Plug the DVD output into CN3. Use the

remote to select AUX 2 on both screens.

With the remote aimed at Screen A

select COLOUR on the DISPLAY menu.

Colour scale appears on screen

Colour adjustment

Vary intensity from high to low colour.

Set back to mid-range.

Colour changes from black & white

to extreme colour.

Select BRIGHTNESS. Vary intensity from

high to low then to mid-range.

Brightness changes from dark to

bright.

Brightness

adjustment

Select CONTRAST. Vary intensity from

high to low contrast then back to

midrange.

Contrast changes from diffuse to

sharp.

Contrast

adjustment

Press the OFF button on the remote.

Screens become dark, picture and

illumination ceases.

Power switching

Turn off the ignition switch

After 5 min the power switches off.

Auto-off feature

Unplug the control module.

4. If the unit is faulty proceed to the next step.

30-900-00015 Issued 2002-11-28

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Service Manual – Renault System

B Opening the Control Module

static

precautions when handling the PCB.

static

precautions when handling the PCB.

CN3

CN4

CN2

CN1

Figure 1 Control Module Housing

1. Loosen screws 1 to 4 and remove the control box lid.

2. Remove screws 5 to 8. and separate the PCB from the control box base.

3. Visually inspect the components for obvious signs of mechanical or electrical damage.

4. Proceed to section C.

30-900-00015 Issued 2002-11-28

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CAUTION: Observe anti

CAUTION: Observe anti-static

Service Manual – Renault System

C. Diagnosis and Repair.

1. Connect the open control module to the test kit.

2. Connect the 12.5 V power supplies to the test kit.

3. Compare the symptoms observed under A. Initial Inspection and Test with the symptoms

listed below to locate the components likely to be faulty and effect the necessary repairs.

Symptom

Investigation

Corrective Action

Media device such

as DVD or TV

missing from OSD

Check for <1 V at IC1

pin11,12

If OK go to next line

Replace IC1.

Power OFF supply for

5 Seconds

Repower system and recheck fault.

Media Device

Switching OFF/ON

continuously,

video signal

present

Check for <0.5 V

TR3 collector

If OK go to next line

Check TR3, D1, IC1, C3, C26,

C36, C37 in turn. Replace faulty

components.

IC11 defective

Replace IC 11.

Audio Fault

No sound both

left and right

Check Audio route in

logical manner

IC7/19 > IC1 >

IC2/5 > IC3/4

If OK go to next line

Replace faulty components.

Video OK?

Check as No Colour / poor /no image – NO audio OSD OK

– See "Image Faults" below.

If OK go to next line.

Check IC1, IC3, IC4.defect -

Replace defective components.

Symptom

Investigation

Corrective Action

Power Faults

No Power / No

LCD

Check 12 V on F1

If OK go to next line

F1 Defect - check for S/C on

output. Replace defective

components.

Check 5 V/12 V IC

If OK go to next line

IC 17/D3 Defective or S/C on

output. Replace defective

components.

Check IR sig. on

IC11 pin 8

If OK go to next line

Check IC12/13/14. Replace

defective components.

Check Xtal sig. on IC

11pin 6, 7

If OK go to next line

XTAL or IC11 Defect. Replace

defective components.

Check < 0.6 V IC

11tPin 2

If OK go to next line

TR6 defect IC11 Defect. Replace

defective components.

Check 5 V IC 16 Pin

If OK go to next line

TR6 defect, IC16. Replace

defective components.

Check for PCB damaged pins . Replace defective components.

30-900-00015 Issued 2002-11-28

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Symptom

Service Manual – Renault System

Symptom

Investigation

Corrective Action

Image Faults

LCDs on.

No OSD on one

LCD

Is color image shown

on LCD?

If yes go to next line

TR1/2, IC8 Defective CN4

damaged. Replace defective

components.

LCDs on.

No OSD on both

LCDs

Check Waveform

IC11 Pin 9,10

If OK go to next line

IC11 Defect - eeprom corrupt.

Replace defective components.

Check Waveform

IC8, 9 Pin 7

If OK go to next line

IC 8/9 Defect. Replace defective

components.

CN4 damaged - Check For PCB Damage. -Replace defective components.

Check Waveform IC1

pin 1/8

No colour, poor

/no image – No

audio, OSD OK

If OK go to next line

CN1/2 / test Media / looms.

Replace defective components.

Check 9V IC18 pin 3 If OK go to next line

IC18 Defect - check for S/C on

O/P. Replace defective

components.

Check Waveform IC1

pin 33/34

If OK suspect Defective IC / inspect soldering or PCB

damage. Replace defective components.

No colour, poor

/no image – audio

OK:

All 3 Inputs, one

or both LCDs

Is OSD OK?

If OK go to next line

Go to image Faults – No OSD

above.

Check Waveform IC1

pin 1,8,15

If OK go to next line

IC v / defect IC1 x S/C. Replace

defective components.

Check Waveform IC1

pin 44,53

If OK go to next line

Defect IC1, C26/36/37-PCB

O/C. Replace defective

components.

Check Waveform

IC10 pin 7,8

If OK go to next line

IC10 Defect Replace defective

component.

Check Waveform

CN4 pin 8/18

If OK go to next line

R35, 36 – PCB Defect. Replace

defective components.

Check Correct Values R35/36 - Reg supplies 5/12/Gnd.

No colour, poor

/no image – audio

OK.

One input, both

LCDs

Check Waveform

CN1/2/3 pin7

If OK go to next line

Check connector / test

Media/looms. Replace defective

components.

Check Waveform IC1

pin 44, 53

If OK go to next line

Defect IC1, C26/36/37-PCB

O/C. Replace defective

components.

Check Waveform

IC10 7, 8

If OK go to next line

Recheck Fault symptoms

Check test looms

Check Reg supplies 5/9/12/Gnd. Replace defective

components.

30-900-00015 Issued 2002-11-28

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Symptom

Image Faults

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