Contents
P6NS SERIES
Service Manual
6F,No.1,Pau-Sheng Road,Yung-Ho City,Taipei 234,Taiwan
Tel 886-2 2231-6789 , Fax 886-2
TABLE OF CONTENTS
A. IMPORTANT SAFETY INSTRUCTION
For Model 572NS Series
For Model 786NS,986NS Series
562NS,572NS Series
B. SPECIFICATIONS
772NS,777NS,786NS,787NS Series
30 - 70 KHz ----- 772NS,777NS Series
986NS Series
15.7 inch ----- 772NS,786NS Series
16.02 inch ----- 777NS,787NS Series 310mm H × 230mm
< 110W
446 × 460 × 475 mm ------ BZ/IZ Series
A Period B Active C Sync Width D Back Porch E Front porch
C. TIMING CHART
Video
Sync C A
Font control panel
D. CONTROL LOCATION
c.Encoder
L705
E. ADJUSTMENT CONTROL LOCATION
IC901
VR501
Brightness
F. ADJUSTMENT PROCEDURE
Other adj
﹟Test Meter ﹡Test Point ﹫Pattern
5. Set the DEFO to TDA9113/9112 786NS,787NS,986NS
Operation
Page
Page
G. BLOCK DIAGRAM
Page
Page
Page
Page
Page
T5017 VOLTAGE AC120V IN AC220V IN 294V AC230V IN
BRIGHT HOR. LINEH. TROUBLE SHOOTING HINTS
No No No No
48 VP-P ?
0.7 VP-P ?
Horizontal
1.5V~-1.8V
Surrounding
Deflection
1.0 ~
Q505 C 7.0 V ?
OFF MODE NO ROTATION FAILURE
IC90140 41 H/V SIGNAL ?
IC90120 PS 0 V ?
Q902
R979
Q903
39 V P-P ?
80V 0-P?
0.7V P-P ?
Condition OSD on
I. REPLACEMENT PARTS LIST
Spare Parts List
986NS/787NS/786NS/777NS/772NS/572NS/562NS
REVA
R2A7
R979
R2A1
R2A6
R2A4
RP901
R701,702 986NS,787NS,786NS772NS
787NS,786NS,772NS,772NS,572NS,562NS
C2A2
C2A9
C2A3
4700p 1.5KV
C 908,909,920,921,902A,902B,724
HMPSA44
POWER CORD986NS,787NS,786NS,772NS
PFC Assembly Kit For 17”/19”
MAIN BOARD Component Side
J. CONDUCTION VIEW
MAIN BOARD Soild Side
K. SCHEMATIC DIAGRAM