BenQ PE8700 service manual This PIN only for Test

Page 78

5

4

3

2

1

D

C

B

A

OP_A[0..23]

OCLK_OUT

OP_ENABLE

DMD_SDA

DMD_SCL

POWER

+3VS

+5VS

+12VA

OP_A23

OP_A21

OP_A19

OP_A17

OP_A15

OP_A13

OP_A11

OP_A9

OP_A7

OP_A5

OP_A3

OP_A1

	J4
1	1	2	2							OP_A22
3	1	2	4
3	3	4	4
5	3	4	6
5	5	6	6							OP_A20
7	5	6	8
7	7	8	8
9	7	8	10
9	9	10	10							OP_A18
11	9	10	12
11	11	12	12
13	11	12	14
13	13	14	14							OP_A16
15	13	14	16
15	15	16	16
17	15	16	18
17	17	18	18							OP_A14
19	17	18	20
19	19	20	20
21	19	20	22
21	21	22	22							OP_A12
23	21	22	24
23	23	24	24
25	23	24	26
25	25	26	26							OP_A10
27	25	26	28
27	27	28	28
29	27	28	30
29	29	30	30							OP_A8
31	29	30	32
31	31	32	32
33	31	32	34
33	33	34	34							OP_A6
35	33	34	36
35	35	36	36
37	35	36	38
37	37	38	38							OP_A4							PIN41, 42 is prohibited by
39	37	38	40
39	39	40	40
41	39	40	42
43	41	42	44							OP_A2							mechanical design,
43	43	44	44							OP_A2							mechanical design,
45	45	46	46							OP_A0
47	45	46	48
47	47	48	48
49	47	48	50
49	49	50	50
51	49	50	52
51	51	52	52														OP_HSYNC
53	51	52	54														OP_HSYNC
53	53	54	54
55	53	54	56
55	55	56	56														OP_VSYNC
57	55	56	58														OP_VSYNC
57	57	58	58
59	57	58	60
59	59	60	60														LAMPLIT
61	59	60	62														LAMPLIT
61	61	62	62
63	61	62	64
63	63	64	64														DLP_RESETZ
65	63	64	66														DLP_RESETZ
65	65	66	66
67	65	66	68
67	67	68	68														POWERON
69	67	68	70														POWERON
69	69	70	70
71	69	70	72		DLPSP					R124 0							DLP_SPARE
71	71	72	72		DLPSP					R124 0
73	71	72	74
73	73	74	74
75	73	74	76													+3VA
77	75	76	78													+3VA
79	77	78	80
79	79	80	80
81	79	80	82
81	81	82	82
83	81	82	84
83	83	84	84
85	83	84	86
85	85	86	86
87	85	86	88	SYNVAGR125						0						SYNCVALID
87	87	88	88	SYNVAGR125						0
89	87	88	90	BALLA		G
89	89	90	90	BALLA		G										BALLAST_CTRL
91	89	90	92			R126				0						BALLAST_CTRL
	91	92														+5VA
93	93	94	94
95	93	94	96
95	95	96	96
97	95	96	98
97	97	98	98
99	97	98	100													OP_FIELD
99	99	100	100
	99	100
										THIS PIN ONLY FOR TEST
	GOLDEN_FINGER									THIS PIN ONLY FOR TEST

Benq Corporation

Project Code		Model Name				OEM/ODM Model Name
	99.J5877.001		HT720G					NA
Title		MAIN BOARD
		MAIN BOARD

Size	PCB P/N		PCB Rev.		Document Number				R ev.
<Size>	48.J5801.S02		S02		99.J5877.R22-C3-304-001				0

Date: Thursday, January 16, 2003					Sheet	9	o f	10
	Prepared By		Reviewed By				Approved By
	ANGEL HU	COLIN CHANG					BEN CHEN

Image 78

Contents DLP Projector Contents Safety Precautions Servicing PrecautionsEngineering Specification MinimumPage Hdtv IEC Vcci Content Appendix a Optical MeasurementGeneral requirements Practical consideration A1. BrightnessA2. Brightness Uniformity A5. Peak Contrast A9. Zoom Ratio Appendix B Design Verification Test Procedure PurposeTest Summary Definition Test OrderAppendix C Drawings and Attachments Page Appendix D HD2 Front Projection Image Quality Specification White test screen Gray 6 test screenGray 10 test screen Black test screenRed Ramp test screen Test Conditions as tested in OEM projector· Refer to for acceptance criteria, in specified order Image Quality Specification Support Timings by DVI-I Input Analog or Digital PC signals Appendix E Supporting TimingsPage Spare Parts List Projector PE8700 99.J5877.B21Black Diagram BNCPackaging Description Appearance Description Page OSD Default value used for color delay alignment Alignment ProcedureProcedure EquipmentSelect Save Setting at Factory OSDFactory OSD Default value used for DVI-Analog color alignment Procedure Black Level Adjustment DLP brightness White Level Adjustment AD contrast---R,G,B gainOffset adjustment at low brightness AD R, G, B offset User setupwhite C15400k C26500k C37500k OSD Default value used for Ypbpr color alignmentYPbPr Component Equipment Procedure Pbpr Offset adjustment AD PB, PR Offset Gray Level AD Ypbpr Contrast, BrightnessSaturation Level Scalar Case x1x0 & y1 y0 User setupwhite C15700k C26500k C39300k Factory SDGray Level for Ycbcr Component Procedure Saturation LevelGray Level for Composite Video & S-Video Equipment OSD Default value Value USERPictureProcedure Gray Level Additional Patterns used for color final checkTrouble Shooting Guide System trouble shootingMain board trouble shooting YESSIL504 trouble shooting U4, U2 CPU U10 trouble shooting guide DMD board trouble shooting guide YESConnector board trouble shooting guide OK?Power board trouble shooting guide 鐐衒蘠耟  鞤矏矏耟礼袨蘠醥袓藜耟  韗齇耟  斉鞥觖罿蘠韘篧蚴礼  誜袨鷘矏篧袨ゾ篧礼榢譗む鞥觖蛂豽袕む醥藜罿袨矏篧ソ譂 Factory OSD Operation FactoryHD Adj STD AdjColor Balance Filter Bypass DLP Pattern1Pattern2 Pattern3Test Mode Firmware Upgrade Procedure Page 12. RS232 Codes Page X00 Must be Reversed , no function X57 Picture by picture display Page Following is the list of Y-group Page ACK = Y1Y Page Page Page Openable Dvdoreset DeintdoneMcureset Mcureset TriggerBenq Corporation DIIN7 DIIN8DIIN9 DIIN6 DIIN4CLK54 22DETECT ResetdvdoInterlacedetect 32DETECTBenq Corporation MEMDQ14 WIRETP30 RM1OP EnableRM1CLKIN WIRETP31 CP UD0 CP UD1Resetvcc CPUA8 Resetn SDA SCLResetvcc Powerontest CP UD0 CPUS2 Resetn CPUA3 CpurdnWIRETP51 INLTCH26 WIRETP53WIRETP52 INLTCH25 WIRETP46 INLTCH27This PIN only for Test MEMDQ30 MEMDQ1 MEMDQ31 MEMDQ0MEMDQ15 MEMDQ48 MEMDQ14 MEMDQ49Cwindex Circuit FLADDR12 FLADDR16U2C CTM1M CTMN1MScrew Holes P2P5VINDDAN10 DDAN11 DDAN12 DDAN13 DDAN14 DDAN15 ScrlrDAD1000 SSI Color Wheel Drive Circuit Benq Corporation 500 OHM Vsync CAP 1CAPP+Capp HSB BnchsVoltage level of CB/CR is Sogout Vsout ADR0Datack Hsout AdrinCR1IN CB 1IN Sogy Sogyin Sogrca Racin ResetScin Inta1TURN on Larry Lin1 RESETR111 Hsdjtr R101 ResetzdviResetzdvi RES Oclk INV Dviscl DVISCL3V Dvisda DVISDA3V

Related manuals

Manual 27 pages 32.29 Kb