Hitachi CP-X995W Service Manual

Hide thumbs Also See for CP-X995W:

User manual (40 pages)

User manual (40 pages)

User manual (39 pages)

Table of Contents

Quick Links

Download this manual See also: User Manual

SERVICE MANUAL

Be sure to read this manual before servicing. To assure safety from fire, electric shock, injury, harmful

radiation and materials, various measures are provided in this HITACHI Multimedia LCD Projector. Be sure to

read cautionary items described in the manual to maintain safety before servicing.

1. When replace the lamp, to avoid burns to your fingers. The lamp becomes too hot.

2. Never touch the lamp bulb with a finger or anything else. Never drop it or give it a shock. They may cause

bursting of the bulb.

3. This projector is provided with a high voltage circuit for the lamp. Do not touch the electric parts of power

unit (main), when turn on the projector.

4. Do not touch the exhaust fan, during operation.

5. The LCD module assembly is likely to be damaged. If replacing to the LCD module assembly, do not hold

the FPC of the LCD module assembly.

6. Use the cables which are included with the projector or specified.

1. Features --------------------------------------------------- 2

2. Specifications--------------------------------------------- 2

3. Names of each part ------------------------------------- 3

4. Adjustment ------------------------------------------------ 7

5. Troubleshooting ---------------------------------------- 14

6. Service points ------------------------------------------ 20

7. Block diagram ------------------------------------------ 24

SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT.

Multimedia LCD Projector

Caution

Service Warning

Contents

June 2002 Digital Media Division

CP-X995W

(P4XM2)

8. Wiring diagram ----------------------------------------- 25

9. Basic circuit diagram---------------------------------- 29

10.Connector connection diagram -------------------- 77

11.Disassembly diagram --------------------------------- 79

12.Replacement parts list-------------------------------- 81

13.RS-232C communication ---------------------------- 82

No.0523E

Table of Contents

Summary of Contents for Hitachi CP-X995W

Page 1: Table Of Contents
Be sure to read this manual before servicing. To assure safety from fire, electric shock, injury, harmful radiation and materials, various measures are provided in this HITACHI Multimedia LCD Projector. Be sure to read cautionary items described in the manual to maintain safety before servicing.
Page 2: Features
CP-X995W 1. Features High brightness, High resolution RGB output terminal RS-232C Communication Mouse emulation Power zoom and power focus functions Complies with VESA DDC1/2B specifications Auto-adjustment function 2. Specifications �� ...
Page 3: Names Of Each Part
CP-X995W 3. Names of each part Parts names �� ...
Page 4 CP-X995W �� ...
Page 5: Osd Message
CP-X995W OSD Message The messages as described below may appear on the screen at power ON. Take the appropriate measures when such messages appears. �� (*2) �� (*2) ��...
Page 6: Indicators Message
CP-X995W Indicators Message The POWER indicator, LAMP indicator, and TEMP indicator are lit and blank as follows. Take the appropriate measures. �� ...
Page 7: Adjustment
CP-X995W 4. Adjustment 4-1 Before adjusting 4. Perform all adjustments from the Adjustment menu. 4-1-1 Adjustment menu 1. Before starting adjustment, warm up the projector Perform the following operations to display the for about 10 minutes. (Blank white) Adjustment menu.
Page 8 CP-X995W 4-3 Flicker adjustment (V.COM adjustment) Signals for internal adjustment Adjustment procedure 1. Make this adjustment after completing the adjustment in 4-2 Ghost adjustment. 2. Use DAC-P - V.COM - R: in the Adjustment menu to adjust so that the flicker at the center of the screen is less than the flicker at the periphery.
Page 9 CP-X995W 4-5 White balance adjustment (visual inspection) Preparations 2. Reset gamma correction before adjustment. 1. Perform these adjustments after the NRSH adjustment described in Section 4-4. Place the cursor on [GAMMA] in the Adjustment menu, press the [RESET] key and select [DEFAULT].
Page 10: Color Uniformity Adjustment
CP-X995W 4-6 Color uniformity adjustment Preparations 1. Perform these adjustments after the white balance 6. To temporarily turn correction off, place the cursor adjustment described in Section 4-5. on “ON” in the Adjust Tone menu and press the [ 2. Make a color uniformity adjustment for the key.
Page 11 CP-X995W Adjustment procedure 1 (when a color differential meter is used) 1. First adjust [MID-L] tone [G:]. 9. Similarly, measure adjustment points [No.3] to 2. Select adjustment point [No.2][G:]. [No.17] and adjust their color coordinates starting When the background is not [G] monochrome, in order from the small number points.
Page 12 CP-X995W Adjustment procedure 2 (visual inspection) 1. First adjust [MIN] tone [G:]. 6. View measurement points [No.2], [No.3], [No.10] 2. Select [No.2] [G:]. and [No.11]. Adjust the [R] and [B] of each If the background is [G] monochrome, press the...
Page 13 CP-X995W No. 2 deviation range No. 10 deviation range No. 3 deviation range No. 11 deviation range �� ...
Page 14: Troubleshooting
CP-X995W 5. Troubleshooting Check points at trouble shooting �� ...
Page 15 CP-X995W �� ...
Page 16 CP-X995W �� ...
Page 17 CP-X995W �� ...
Page 18 CP-X995W �� ...
Page 19 CP-X995W �� ...
Page 20: Service Points
Therefore, regarding these parts, you can either replace part , LCD / Lens Prism assembly, or send the whole unit LCD / Lens Prism assembly back to HITACHI, where we will replace the malfunctioning part, recondition the device and send it back to you.
Page 21: Loading The Batteries
CP-X995W Loading the Batteries Install the AA batteries into the remote control transmitter. 1. Remove the battery cover. Push the knob while lifting up the battery cover. 2. Loading the batteries. Make sure the plus and minus poles are correctly oriented.
Page 22: Replacing The Lamp
CP-X995W Replacing the Lamp 1. Switch the projector OFF, remove the power cord from the power outlet, and wait at least 45 minutes for the unit to cool. 2. Prepare a new lamp. 3. Check that the projector has cooled sufficiently, and gently turn it upside down.
Page 23: Air Filters
CP-X995W Air Filters Cleaning the Air filters �� This projector uses 2 air filters. These air filters should be cleaned as described below at intervals of approximately 100 hours. 1. Switch the projector power supply OFF, and remove the power cord from the power outlet.
Page 24: Block Diagram
CP-X995W 7. Block diagram...
Page 25: Wiring Diagram
CP-X995W 8. Wiring diagram...
Page 26 CP-X995W...
Page 27 CP-X995W...
Page 28 CP-X995W...
Page 29: Basic Circuit Diagram
CP-X995W 9. Basic circuit diagram Parts with hatching are not mounted. � � �� ...
Page 30 CP-X995W...
Page 31 CP-x995W POWER UNIT (BALLAST) (P4XM2)
Page 32 CP-x995W CN101 C107 C301 Not Mount L101 L301 TH101 TH102 FB301 D102 T201 FB101 L102 (43T) R201 (62T) FB102 D101 FB302 C302 C303 D301 R301 C104 D201 (6T) D103 FB103 Mount Q201 C106 C102 Mount C204 R204 R202 Not Mount...
Page 33 CP-X995W (female) (female) (female) PWB assembly RGB 1 (P4XM2)
Page 34 CP-X995W (male) PWB assembly RGB 2 (P4XM2)
Page 35 CP-X995W PWB assembly VIDEO 1 (P4XM2)
Page 36 CP-X995W PWB assembly VIDEO 2 (P4XM2)
Page 37 CP-X995W 3.3K 4.7K 3.3K NTCCM16084BH 472JC PWB assembly FAN 1 (P4XM2)
Page 38 CP-X995W PWB assembly FAN 2 (P4XM2)
Page 39 CP-X995W PWB assembly FAN 3 (P4XM2)
Page 40 CP-X995W serial parallel PWB assembly DRIVE 1 (P4XM2)
Page 41 CP-X995W 0.01 PWB assembly DRIVE 2 (P4XM2)
Page 42 CP-X995W 680P PWB assembly DRIVE 3 (P4XM2)
Page 43 CP-X995W ( for DVI ) PWB assembly DRIVE 4 (P4XM2)
Page 44 CP-X995W PWB assembly DRIVE 5 (P4XM2)
Page 45 CP-X995W 1.8K PWB assembly DRIVE 6 (P4XM2)
Page 46 CP-X995W PWB assembly DRIVE 7 (P4XM2)
Page 47 CP-X995W I101 AD9888-140 PWB assembly DRIVE 8 (P4XM2)
Page 48 CP-X995W PWB assembly DRIVE 9 (P4XM2)
Page 49 CP-X995W PWB assembly DRIVE 10 (P4XM2)
Page 50 CP-X995W PWB assembly DRIVE 11 (P4XM2)
Page 51 C P-X995W IF01 MB87J1652PFFS-G-BND PW B a ssem bly DR IVE 12 (P 4XM2 )
Page 52 CP-X995W PWB assembly DRIVE 13 (P4XM2)
Page 53 CP-X995W PWB assembly DRIVE 14 (P4XM2)
Page 54: Connector Connection Diagram
CP-x995W 10. Connector connection diagram Power fan Lamp fan 2 Panel fan 1 Panel fan 2 PWB assembly Exhaust fan Lamp fan 1 TEMP ETEM #1153:LAMP-FAN(3P-PH) #6011:PANEL-FAN(4P-PH) #6021:PANEL-FAN(3P-PH) #1303:POW-FAN(3P-PH) #1133:OUT-FAN(4P-PH) #1154:LAMP-FAN(3P-ZH) CNTEP:2P-DF 130mm 1:TEMP OPT.UNIT(P#:GS00753) (P#:GS00801) (P#:GS00417)H-Type (P#:GS00422)M-Type OPT.UNIT(P#:GS00754) (P#:GS00811)
Page 55: Disassembly Diagram
CP-X995W 11. Disassembly diagram � � � � � �� ...
Page 56 CP-X995W �� ...
Page 57: Replacement Parts List
CP-X995W 12. Replacement Parts list PRODUCT SAFETY NOTE : Components marked with a have special characteristics important to safety. Before replacing any of there com- ponents, read carefully, the PRODUCT SAFETY NOTICE of this Service Manual. Don't degrade the safety of the projector through improper servicing.
Page 58: Rs-232C Communication
CP-X995W 13. RS-232C communication (1) Turn off the projector and computer power supplies and connect with the RS-232C cable. (2) Turn on the computer power supply and, after the computer has started up, turn on the projector power supply. RS-232C jack...
Page 59 CP-X995W Requesting projector status (Get command) (1) Send the request code Header + Command data (‘02H’+‘00H’+ type (2 bytes) +‘00H’+‘00H’) from the computer to the projector. (2) The projector returns the response code ‘1DH’+ data (2 bytes) to the computer.
Page 60 CP-X995W �� ...
Page 61 CP-X995W �� ...
Page 62 CP-X995W �� ...
Page 63 CP-X995W �� ...
Page 64 CP-X995W �� ...
Page 65 CP-X995W MEMO...
Page 66 CP-X995W YK No.0523E Digtal Media Division QR53611 Printed in Japan (S)

Hitachi CP-X995W Service Manual

Quick Links

SERVICE MANUAL

Related Manuals for Hitachi CP-X995W

Summary of Contents for Hitachi CP-X995W

Table of Contents