参数资料
型号: PG17H*
英文描述: High Voltage 1.5A, 500kHz Step-Down Switching Regulator with 100µA Quiescent Current; Package: TSSOP; No of Pins: 16; Temperature Range: -40°C to +85°C
中文描述: Monitor_ICs:88P6232 7045 SAM9222G PG17/19 TNY254P 52748 KS2501B - 10 KA2507
文件页数: 22/100页
文件大小: 3595K
5 Troubleshooting
5-6
PG17**/PG19**/PG21**
5-1-10 Tilt Failure
IC201 Pin 23 output duty varies
with different DAC values
IC403 Pin 10, 11 output varies with
different DAC values
Check and replace IC403.
Check and replace CRT.
Yes
Yes
No
Check and replace IC201.
No
Check tilt connector connection
5-1-11 V Deflection Failure
±14 V line is on
IC261 Pin 23 output exists
Check and replace IC261.
Yes
Yes
No
Refer to 5-1-1 No Power Supply
No
IC301 Pin 1 input exists
Check R276 and R304.
Yes
No
IC301 Pin 6 output exists
Check and replace some parts
around IC301.
Yes
No
Check V DY connector connection.
相关PDF资料
PDF描述
PG17IS Monitor_ICs:88P6232 7045 SAM9222G PG17/19 TNY254P 52748 KS2501B-10 KA2507
PG19HS Monitor_ICs:88P6232 7045 SAM9222G PG17/19 TNY254P 52748 KS2501B-10 KA2507
PG19IS Monitor_ICs:88P6232 7045 SAM9222G PG17/19 TNY254P 52748 KS2501B-10 KA2507
PG19LO Monitor_ICs:88P6232 7045 SAM9222G PG17/19 TNY254P 52748 KS2501B-10 KA2507
PG19LS Monitor_ICs:88P6232 7045 SAM9222G PG17/19 TNY254P 52748 KS2501B-10 KA2507
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