BenQ PB8120 User Guide - Page 29

Maintenance

25

BenQ PB8230/ PB8220/ PB8120 User’s Guide

Service Information

Accessories (included in the standard package)

Optional Accessories (not included in the standard package)

Ordering Parts or Getting Information

For product information, product assistance, service information, or to order

accessories, please visit the BENQ Corporation website at http://www.BenQ.com

.

Description

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Part Number

Power cord (EU) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27.82718.281

Power cord (US) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27.01818.000

Power cord (UK) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27.01018.000

Signal cable. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .

50.J0508.502

Video cable. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50.72918.001

S-Video cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50.72920.011

PC - PC audio cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50.74405.501

Soft carry case . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98.J3402.B11

HDTV cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50.J7111.501

USB mouse cable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50.73213.501

Remote control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 98.J3401.011

3-2 converter. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22.91007.001

Description of parts

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Part number

Mac adapter (switchable)

. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .20.20118.A15

250W lamp module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65.J4002.001

Section	Page
BenQ	1
Copyright	2
Disclaimer	2
Fill this in!!	2
Introduction	5
1. Read this user’s guide before you operate your projector and save it for future reference.	5
2. The lamp becomes extremely hot during operation. Allow the projector to cool for approximately...	5
3. Never replace the lamp assembly or any electronic components unless the projector is unplugged.	5
4. To reduce the risk of electric shock, do not disassemble this appliance. Take it to a qualifie...	5
5. Do not place this product on an unstable cart, stand, or table. The product may fall, sustaini...	5
6. This product is capable of displaying inverted images for ceiling mount installation. Please u...	5
1. Macintosh adapter	8
2. 250W Lamp module	8
1. Lift the projector up and press the adjuster button to release the adjuster.	11
2. The adjuster will drop into position and be locked.	11
Installation	14
HDTV description	15
Connecting to Various Equipment	16
Operation	17
1. Plug the power cord into a wall socket.	17
2. Turn on the main power switch.	17
3. Press and hold POWER to start the unit. The back-lit POWER key flashes green and stays green w...	17
4. Switch on all connected equipment.	17
1. Press and hold POWER and a warning message will appear. To turn off the projector, press POWER...	25
2. The fan will continue to run for approximately two minutes.	25
3. Turn off the main power switch.	25
4. Disconnect the power cord from the wall socket.	25
Maintenance	26
1. Turn off the projector. Disconnect the power cord from the outlet and the projector.	27
2. Loosen the screw and remove the lamp cover. If the lamp is hot, avoid burns by waiting 45 minu...	27
3. Loosen the 3 screws. (It is strongly recommended that you use a magnetic-head screwdriver.) Pu...	27
4. Replace the lamp with a new one. Insert it into the projector, and tighten the screws firmly. ...	27
5. Re-install the lamp cover and tighten the screw. Do not turn on the power with the lamp cover ...	27
OSD	28
FUNCTION	28
1. The internal temperature is too high.	28
2. The fans are not working.	28
Troubleshooting	30
Specifications	32
Technical Specifications	32
Resolution	33
H Sync (kHz)	33
V Sync (Hz)	33
Remark	33
640x350	33
31.5	33
70.1	33
640x400	33
37.9	33
85.1	33
VESA	33
720x400	33
31.5	33
70.0	33
720x400	33
37.9	33
85.1	33
VESA	33
640x480	33
31.5	33
60.0	33
VESA	33
640x480	33
37.9	33
72.8	33
VESA	33
640x480	33
35	33
66.7	33
Macintosh	33
640x480	33
43.3	33
85.0	33
VESA	33
800x600	33
35.2	33
56.3	33
VESA	33
800x600	33
37.9	33
60.3	33
VESA	33
800x600	33
46.9	33
75.0	33
VESA	33
800x600	33
48.1	33
72.2	33
VESA	33
800x600	33
53.7	33
85.1	33
VESA	33
832x624	33
49.7	33
74.5	33
Macintosh	33
1024x768	33
48.4	33
60.0	33
VESA	33
1024x768	33
56.5	33
70.1	33
VESA	33
1024x768	33
60.0	33
75.0	33
VESA	33
1024x768	33
68.7	33
85.0	33
VESA	33
1280x1024	33
64.0	33
60.0	33
VESA	33

BenQ PB8120 User Guide - Page 29

Service Information

Page 29 highlights