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: 27/100页
文件大小: 3595K
5 Troubleshooting
PG17**/PG19**/PG21**
5-11
5-1-18 OSD Failure
IC103 (17”: IC04) Pin 17 input is
right
IC103 (17”: IC04) Pin 6 input is
right
Check and replace Q104 (17”: Q103) .
Yes
Yes
No
Check and replace D302 and Q301.
No
IC103 (17”: IC04) Pins 7 and 8
inputs are right
Check IC201 Pins 41 and 42.
Yes
No
IC103 (17”: IC04) Pins 20, 21 and
22 outputs are right
Check and replace IC103 (17”: IC04) .
Yes
No
IC101 (17”: IC104) Pins 4, 9 and 13
inputs are right
Check and replace QB51,
QG51 and QR51.
Check and replace IC101 (17”: IC104) .
Yes
Done
No
Check CN102 and connector Ass’y.
(17” only)
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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