DRX-1
DRX-1
46
Power On and exit
stand-by mode
POWER PART CHECK DIGITAL BOARD
USE DIGITAL BOARD CIRCUIT DIAGRAMS 1 2, 3, 4, 5, 7 AND 8 AND DIGITAL BOARD BOTTOM VIEW TESTPOINTS
OK
OK
OK
OK
OK
OK
OK
OK
Check +3V3 on Testpoints I905
Check +12V on Testpoint I907
Check +5V on Testpoint I906
Check -5V on Testpoint I908
Vc3V3) on testpoint I100
NOK
NOK
NOK
NOK
check L5100
Vcc3_V3V3) on testpoint I141
check L5101
V3V3) on tespoint I244
check L5200
NOK
check L5300
NOK
check L5302
Vdd_f3V3) on testpoint I304
Vdd_fl3V3) on testpoint I301
NOK
check L5404
NOK
check IC7404
V3V3) on tespoint I413
VDD_EM3V3) on tespoint I412
NOK
check L5507
NOK
check L5500
NOK
check L5501
VDD3V3) on testpoint I509
VDDA_13V3) on testpoint I508
VDDA_23V3) on testpoint I510
NOK
check L5502
VDDA_33V3) on testpoint I513
NOK
check L5503
VDDA_43V3) on testpoint I514
NOK
check L5508
VDD3V3) on testpoint I518
NOK
check L5506
NOK
check L5505
VDD3V3) on testpoint I511
VDD3V3) on testpoint I515
NOK
check L5504
VDD3V3) on testpoint I526
NOK
check L5905
VD5V) on tespoint I925
NOK
check L5103
VCC5V) on testpoint I130
NOK
check L5907
VCC3_C3V3) on testpoint I930
Power Part OK
- Check connection to PSU
- Check PSU
CL 16532145_046.eps
031201
Fig. 5
3. Digital Board-2
Summary of Contents for DRX-1
Page 99: ...DRX 1 DRX 1 99 TMP93C071 IC7803 ...
Page 100: ...DRX 1 DRX 1 100 STV5348 IC7990 UDA1334TS IC7506 ...
Page 106: ...DRX 1 DRX 1 106 MEMO ...
Page 133: ...A B C D E F G H I J 1 2 3 4 5 6 7 DRX 1 133 PRINTED CIRCUIT BOARD DVIO P C B Part 1 Top View ...
Page 134: ...2 A B C D E F G H I J 1 3 4 5 7 DRX 1 6 134 PRINTED CIRCUIT BOARD DVIO P C B Part 2 Top View ...
Page 192: ...DRX 1 192 DRX 1 ...