Sony Superbright VPL-PX35 User manual

DATA PROJECTOR
VPL-PX35
DATA PROJECTOR
VPL-PX40
PROJECTION LENS (AVAILABLE SEPARATELY)
VPLL-FM22
PROJECTION LENS (AVAILABLE SEPARATELY)
VPLL-ZM102
REMOTE COMMANDER
RM-PJM16
SERVICE MANUAL
1st Edition (Revised 1)

VPL-PX35/PX40
WARNING!!
AN INSULATEDTRANSFORMER SHOULD BE USED DURING
ANY SERVICE TO AVOID POSSIBLE SHOCK HAZARD, BE-
CAUSE OF LIVE CHASSIS.
THE CHASSIS OFTHIS RECEIVER IS DIRECTLY CONNECTED
TOTHE AC POWER LINE.
SAFETY-RELATED COMPONENTWARNING !!
COMPONENTS IDENTIFIED BYA !!
!!
!MARKONTHESCHEMATIC
DIAGRAMS, EXPLODEDVIEWS AND INTHE PARTS LIST ARE
CRITICAL TO SAFE OPERATION. REPLACE THESE COMPO-
NENTSWITH SONY PARTSWHOSE PART NUMBERS APPEAR
AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUB-
LISHED BY SONY.
ATTENTION!!
AFIN D’ÉVITER TOUT RISQUE D’ÉLECTROCUTION
PROVENANT D’UN CHÂSSIS SOUS TENSION, UN
TRANSFORMATEURD’ISOLEMENTDOITETREUTILISÉ LORS
DETOUT DÉPANNAGE.
LE CHÂSSIS DE CE RÉCEPTEUR EST DIRECTEMENT
RACCORDÉ Á L’ALIMENTATION SECTEUR.
ATTENTION AUX COMPOSANTS RELATIFS Á LA
SÉCURITÉ!!
LES COMPOSANTS IDENTIFIÉS PAR UNE MAPQUE !!
!!
!SUR
LES SCHÉMAS DE PRINCIPE,LESVUES EXPLOSÉES ET LES
LISTES DE PIECES SONT D’UNE IMPORTANCE CRITIQUE
POUR LA SÉCURITÉ DU FONCTIONNEMENT. NE LES
REMPLACER QUE PAR DES COMPOSANTS SONY DONT LE
NUMÉRODEPIÈCE ESTINDIQUÉDANSLEPRÉSENT MANUEL
OU DANS DES SUPPLÉMENTS PUBLIÉS PAR SONY.
!WARNING
This manual is intended for qualified service personnel only.
To reduce the risk of electric shock, fire or injury, do not perform any servicing other than that
contained in the operating instructions unless you are qualified to do so. Refer all servicing to
qualified service personnel.
!WARNUNG
Die Anleitung ist nur für qualifiziertes Fachpersonal bestimmt.
Alle Wartungsarbeiten dürfen nur von qualifiziertem Fachpersonal ausgeführt werden. Um die
Gefahr eines elektrischen Schlages, Feuergefahr und Verletzungen zu vermeiden, sind bei
Wartungsarbeiten strikt die Angaben in der Anleitung zu befolgen.Andere als die angegeben
Wartungsarbeiten dürfen nur von Personen ausgeführt werden, die eine spezielle Befähigung
dazu besitzen.
!AVERTISSEMENT
Ce manual est destiné uniquement aux personnes compétentes en charge de l’entretien.Afin
de réduire les risques de décharge électrique, d’incendie ou de blessure n’effectuer que les
réparations indiquées dans le mode d’emploi à moins d’être qualifié pour en effectuer d’autres.
Pour toute réparation faire appel à une personne compétente uniquement.

1
VPL-PX35/PX40
Table of Contents
1. Service Information
1-1. Appearance Figure ......................................................................................1-1
1-2. Board Locations ..........................................................................................1-1
1-3. Disassembly ................................................................................................1-2
1-3-1. Top Cover Assy and Hood Assy Removal ................................1-2
1-3-2. Projection Lens Removal ...........................................................1-3
1-3-3. C Board Removal .......................................................................1-3
1-3-4. NR Board Removal ....................................................................1-4
1-3-5. Side Panel Block Assy and Q Board Removal ..........................1-5
1-3-6. Bracket 92 and DC Fan 1 Removal............................................1-6
1-3-7. GA Board, GB Board and Bracket (G) Removal.......................1-6
1-3-8. OPT UNIT Assy and Lamp Box Removal ................................1-7
1-3-9. Prism Block Assy Removal .......................................................1-7
1-3-10. Bracket (BS), DC Fan 2 and Fan 1 Removal .............................1-8
1-3-11. Lamp Power Supply Block and V Board Removal ...................1-9
1-3-12. Fan 2 and U Board Removal ......................................................1-9
1-3-13. F Board Removal .....................................................................1-10
1-3-14. DC Fan 3 Removal...................................................................1-10
1-4. Extension Boards and Extension Cables...................................................1-11
1-4-1. Connection ...............................................................................1-12
1-5. Warning on Power Connection .................................................................1-12
2. Electrical Adjustments
2-1. Preparation ..................................................................................................2-1
2-1-1. Required Equipment...................................................................2-1
2-1-2. How to Enter the Factory Mode .................................................2-1
2-2. V COM Adjustment ....................................................................................2-1
2-3. Initial Values of Adjustment Items .............................................................2-2
2-4. Service Know-How .....................................................................................2-9
2-4-1. When the Prism Block Is Replaced............................................2-9
2-4-2. When the C Board Is Replaced ..................................................2-9
2-5. White Balance Adjustment .........................................................................2-9
2-5-1. HIGH Mode of INPUT-D ..........................................................2-9
2-5-2. LOW Mode of INPUT-D .........................................................2-10
2-5-3. HIGH Mode of VIDEO............................................................2-10
2-5-4. LOW Mode of VIDEO.............................................................2-10
2-6. Memory Structure .....................................................................................2-11
3. Semiconductors................................................................................. 3-1

2VPL-PX35/PX40
4. Spare Parts
4-1. Notes on Repair Parts..................................................................................4-1
4-2. Exploded Views ..........................................................................................4-2
4-3. Electrical parts List ...................................................................................4-18
5. Block Diagrams
Overall (1/2) ...........................................................................................................5-1
Overall (2/2) ...........................................................................................................5-2
C (1/5), Q (1/4) .......................................................................................................5-3
C (2/5), Q (2/4) .......................................................................................................5-4
C (3/5), Q (3/4) .......................................................................................................5-5
C (4/5), Q (4/4), U, V, NR......................................................................................5-6
C (5/5).....................................................................................................................5-7
F, GA, GB...............................................................................................................5-8
6. Diagrams
6-1. Frame Schematic Diagrams ........................................................................6-2
Frame (1/2) ...............................................................................................6-2
Frame (2/2) ...............................................................................................6-3
6-2. Schematic Diagrams and Printed Wiring Boards........................................6-4
Schematic Diagrams
Q (1/9) ....................................................................................................... 6-6
Q (2/9) ....................................................................................................... 6-7
Q (3/9) ....................................................................................................... 6-8
Q (4/9) ....................................................................................................... 6-9
Q (5/9) .....................................................................................................6-10
Q (6/9) .....................................................................................................6-11
Q (7/9) .....................................................................................................6-12
Q (8/9) .....................................................................................................6-13
Q (9/9) .....................................................................................................6-14
C (1/19) ...................................................................................................6-17
C (2/19) ...................................................................................................6-18
C (3/19) ...................................................................................................6-19
C (4/19) ...................................................................................................6-20
C (5/19) ...................................................................................................6-21
C (6/19) ...................................................................................................6-22
C (7/19) ...................................................................................................6-23
C (8/19) ...................................................................................................6-24
C (9/19) ...................................................................................................6-25
C (10/19) .................................................................................................6-26
C (11/19) .................................................................................................6-27

3
VPL-PX35/PX40
C (12/19) .................................................................................................6-28
C (13/19) .................................................................................................6-29
C (14/19) .................................................................................................6-30
C (15/19) .................................................................................................6-31
C (16/19) .................................................................................................6-32
C (17/19) .................................................................................................6-33
C (18/19) .................................................................................................6-34
C (19/19) .................................................................................................6-35
GA...........................................................................................................6-39
GB (1/3) ..................................................................................................6-42
GB (2/3) ..................................................................................................6-43
GB (3/3) ..................................................................................................6-44
F ..............................................................................................................6-47
U..............................................................................................................6-18
V..............................................................................................................6-18
NR ...........................................................................................................6-18
Printed Wiring Boards
Q................................................................................................................6-4
C ..............................................................................................................6-36
GA...........................................................................................................6-38
GB ...........................................................................................................6-40
F ..............................................................................................................6-46
NR ...........................................................................................................6-46
U..............................................................................................................6-46
V..............................................................................................................6-46

1-1
VPL-PX35/PX40
Section 1
Service Information
1-2. Board Locations
C
Q
GB
GA
U
NR
V
F
Power Supply Block (Lamp)
1-1. Appearance Figure

1-2 VPL-PX35/PX40
1-3. Disassembly
1-3-1. Top Cover Assy and Hood Assy Removal
1Special screw (+PSW 3x90)
3Five screws (+PSW 3x8)
4Hood assy
2Slide the (2) Hood assembly
to the front and remove it
by raising upward.

1-3
VPL-PX35/PX40
1-3-2. Projection Lens Removal
1Four screws (+PSW 3x10)
2Projection lens
1-3-3. C Board Removal
1Six screws (+PSW 3x8)
2C board
CN852 CN801
CN752
CN402
Q board
CN152
CN901
CN902
CN154
CN157
CN151
CN156
CN155
CN702
CN701

1-4 VPL-PX35/PX40
1Screw (+PSW 3x8)
2Screw (+PSW 3x8)
3Filter (RE)
4Two nylon rivets
5NR board
CN154
C board
1-3-4. NR Board Removal

1-5
VPL-PX35/PX40
1-3-5. Side Panel Block Assy and Q Board Removal
*To remove the side panel block assy and Q board, remove the C board beforehand.
1Two screws (+PSW 3x8)
7Two screws (+BVTP 3x12)
8Screw (+BVTP 3x12)
6Eight screws
3Screw
(+PSW 3x8)
9Four screws (+PSW 3x8)
5Two screws (DVI)
4Plate Q
0Q board
2Side panel block assy

1-6 VPL-PX35/PX40
1-3-6. Bracket 92 and DC Fan 1 Removal
*To remove the bracket 92 and DC fan 1, remove the C board beforehand.
1Three screws (+PSW 3x8)
4Two screws (+PSW 3x8)
6Two screws (+PSW 3x10)
7DC fan 1
Plate (net)
3Plate (GAC) assy
2Bracket (GB)
5Bracket (92)
CN303
1-3-7. GA Board, GB Board and Bracket (G) Removal
*To remove the GA board, GB board and bracket (G), remove the C board beforehand.
When installing,
top of the GB board should
be inserted in the groove
of the bracket. GB board
Groove
A
1Three screws (+PSW 3x8)
5Two screws (+PSW 3x8)
7Two screws (+PSW 3x8)
8GA board
4GB board
2Bracket (GB)
3Plate (GAC) assy
CN101 CN303
CN302
CN301
CN403
CN402
CN401
CN104
6While unlocking the claws
that are locked on the hook
of the portion A,
remove this bracket (G).

1-7
VPL-PX35/PX40
1-3-8. OPT UNIT Assy and Lamp Box Removal
*To remove the optics block assy, remove the C board beforehand.
1Open the lamp door
on the back of the main unit
and loosen this screw fully. !/ Lamp box
2Screw (+B 3x8)
6Two screws
(+PSW 3x8)
8Four screws
(+PSW 3x8)
9OPT UNIT assy
3Thermostat
7Lamp house
4Two screws
(+PSW 3x10)
5Cord
(Lamp power supply block)
1Three screws (+B 3x8)
4Two screws (+B 3x8)
2Shade plate
3Prism retainer
5Prism block assy
1-3-9. Prism Block Assy Removal
*To remove the prism block assy, remove the C board beforehand.

1-8 VPL-PX35/PX40
1Four screws (+PSW 3x8)
3Two screws (+PSW 3x8)
8Three screws
(+PSW 3x8)
5Duct (TP)
9Duct (BT)
0Connector
!- Fan 1
6Connector
7DC fan 2
4Claw
2Bracket (BS)
1-3-10.Bracket (BS), DC Fan 2 and Fan 1 Removal
*To remove the bracket (BS), DC fan 2 and fan 1, remove the C board, bracket 92 and GB board beforehand.

1-9
VPL-PX35/PX40
1-3-11.Lamp Power Supply Block and V Board Removal
*To remove the lamp power supply block and V board, remove the C board, bracket 92 and GB board beforehand.
5Two screws (+PSW 3x10)
7Two screws
(+PSW 3x8)
1Screw (+PSW 3x8)
3Screw
(+PSW 3x8)
4Thermostat
8Lamp power supply block
6Cord (Lamp power supply block)
9Sheet (BS)
2V board
CN1
CN2
0Plate (BS)
CN3
1Three screws (+PSW 3x8)
3Two screws (+PSW 3x8)
2Lamp duct
4Rear guide
7Screw (+PSW 3x8)
8U board
CN1
5Connector
6Fan 2
1-3-12.Fan 2 and U Board Removal
*To remove the fan 2 and U board, remove the C board, optical block assy and lamp box beforehand.

1-10 VPL-PX35/PX40
1-3-13.F Board Removal
*To remove the F board, remove the C board, OPT UNIT assy, lamp box and bracket (G) beforehand.
1Two screws (+PSW 4x8)
2Two screws (+PSW 3x8)
4F board
3Sheet (F)
CN502
CN501
1-3-14.DC Fan 3 Removal
*To remove the DC fan 3, remove the C board, OPT UNIT assy, lamp box, lamp duct, bracket 92, bracket (BS) and
bracket (G) beforehand.
1Two screws (+PSW 3x8)
2Plate (GA)
3DC fan 3

1-11
VPL-PX35/PX40
1-4. Extension Boards and Extension Cables
X40 board
X70 board x 6 XF board x 3
Cable 3P (X40-C) x 2
Flat cable 24P (X70) x 9
Cable 4P (X40-C) x 1
Cable 10P (X40-C) x 1
Cable 12P (X40-C) x 1
Cable 2P (X40-C) x 1
Cable 4P (C157short connector) x 1
Flat cable 32P (C-XF) x 1
X kit ass
y
(
A-1604-232-A
)

1-12 VPL-PX35/PX40
Cable (4P)
(C board : CN157)
Cable (4P)
(C board : CN151
- X40 board : CN14)
Cable (2P)
(C board : CN902
- X40 board : CN13)
Cable (2P)
(C board : CN901
- X40 board : CN12)
Cable (2P)
(C board : CN152
- X40 board : CN11)
Cable (10P)
(C board : CN156
- X40 board : CN15)
Cable (12P)
(C board : CN155
- X40 board : CN16)
Flat cable (32P)
(C board : CN852 - XF board)
Flat cable (32P)
(C board : CN801 - XF board)
Flat cable (32P)
(C board : CN752 - XF board)
Q board : CN402
Q board
: CN702
CN101 CN101CN103 CN103
CN104 CN104CN102 CN102CN105 CN105
C
NR
X70 X70
X40
XF
CN252
CN251
CN253
Q board
: CN701
Flat cables (24P)
1-4-1. Connection
1-5. Warning on Power Connection
Use a proper power cord for your local power supply.
The United States, Continental UK, Ireland, Japan
Canada Europe Australia, New Zealand
Plug type VM0233 290B YP-12A COX-07 _1) YP332
Female end VM0089 386A YC-13B COX-02 VM0310B YC-13
Cord type SJT SJT H05VV-F H05VV-F N13237/CO-228 VCTF
Rated Voltage & Current 10A/125V 10A/125V 10A/250V 10A/250V 10A/250V 7A/125V
Safety approval UL/CSA UL/CSA VDE VDE VDE DENAN
Cord length (max.) 4.5m (177 1/4 inches) _
1) Use the correct plug for your country.

2-1
VPL-PX35/PX40
Section 2
Electrical Adjustments
2-1. Preparation
2-1-1. Required Equipment
.Oscilloscope
Tektronix 2465 or equivalent (350 MHz band width or
more)
.NTSC, PAL, SECAM component signal generator
Tektronix TG2000 +AVG1 (option module) +AWVG1
(option module) or equivalent
.VG (programmable video signal generator)
VG814 or equivalent
.Digital voltmeter
Advantest TR6845 or equivalent
.Illuminance meter
n
Allow the warm-up time of 5 minutes after the power is on
before starting the following adjustments.
2-1-2. How to Enter the Factory Mode
1. Confirm that the MENU can be displayed.
2. Close the MENU.
3. Press the keys in the following order : [ENTER] →
[ENTER] → [&] →[ENTER].
The message [Do you want to enter the Factory Mode?
Yes : ↑ No : ↓] appears.
Select [Yes : ↑].
[Supplementary information: How to Exit the
Factory Mode]
Perform the step 3 KEY operation.
The message [Do you want to return to the User Mode?
Yes : ↑ No : ↓] appears.
Select [Yes : ↑].
2-2. V COM Adjustment
1. Input the green-only, 30 IRE single-line ON/OFF
signal to the input connector.
(XGA signal)
2. Enter the G VCOM adjustment screen of the Device
Adjust.
3. Adjust the G VCOM value so that the flicker is
minimal.
4. Switch the input signal from green-only to red-only
(30 IRE) then to blue only (50 IRE) single-line ON/
OFF signal. In the same way as step 3, adjust the R
VCOM and B VCOM values respectively so that the
flicker is minimal.
5. Take note of the adjustment values.
6. Set the “Image Flip” to either V or HV.
7. Input the above R/G/B adjustment values.
8. Take note of the adjustment values.
9. Set the “Image Flip” to OFF.

2-2 VPL-PX35/PX40
2-3. Initial Values of Adjustment Items
MenuTitle ItemName MemoryName Remark
Set Memory Status Memory Picture Memory W/B Memory
Video / S Video Input A / B / C Input D Video Computer
Dynamic Standard Dynamic Standard Dynamic Standard High Low High Low
PICTURE SETTING Picture Mode Standard
Adjust Picture...
Contrast 95 80 95 80 95 80 Brightness 50 50 50 50 50 50 Color 50 50 __50 50 Hue 50 50 __50 50 Sharpness 50 50 __50 50
RGB Enhancer __30 30 30 30 Black Level Adj. Off Off __Off Off Gamma Mode __Graphics Graphics Graphics Graphics Color Temp. Low Low High High High High
DDE Film Film __Film Film Volume 30
INPUT SETTING Adjust Signal...
Dot Phase 15 (*)
H Size * Shift * Wide Mode Off Off __Off Off Scan Conv __On On On On
SET SETTING Smart APA On
Auto Input Search Off Input-D Signal Sel. Computer Color System Auto Speaker On
Power Saving Off IR Reciever Front & Rear
Illumination On

2-3
VPL-PX35/PX40
MenuTitle ItemName MemoryName Remark
Set Memory Status Memory Picture Memory W/B Memory
Video / S Video Input A / B / C Input D Video Computer
Dynamic Standard Dynamic Standard Dynamic Standard High Low High Low
MENU SETTING Status On
Language English Menu Position Center
Menu Color White
INSTALL SETTING V Keystone 0
Image Flip Off Background Blue Lamp Mode Standard
Direct Power On Off High Altitude Off Security Lock Off Key Enter x4
INFORMATION fH Display only
fV Display only (Memory No.) Display only (Resolution) Display only Lamp Timer Display only
ROM Version Display only SC ROM Version Display only Operation Timer Display only Prev. Lamp Timer Display only IP Address Display only
Sub Net Mask Display only
W/B SETTING Gain R 140 140 140 140
G140 140 140 140 B140 140 140 140
Bias R 85 85 85 85
G85 85 85 85
B85 85 85 85
*The “Dot Phase E, H Size, Shift H/V and Picture Mode” items in the “INPUT SETTING” menu have their respective initial values for each input signal (PRESET MEMORY No.).
n
There are some adjustment items that cannot be adjusted, depending on the input signal.