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File information:
File name:	APC Back UPS 250_400_600.zip [preview Back UPS 250_400_600]
Size:	92 kB
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Mfg:	APC
Model:	Back UPS 250_400_600 🔎
Original:	Back UPS 250_400_600 🔎
Descr:	APC Back UPS 250_400_600
Group:	Electronics > Computer equipment
Uploaded:	22-04-2004
User:	plamensl
Multipart:	No multipart

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Decompress result:		OK
Extracted files:		3
File name		Text
APC Back UPS 250,400,600_1.pdf		REV # 7 7/17/91 12FUSED XFMR LV CT BATT+ POWER SWITCH POWER SWITCH BATTECO #391 AND ECO #394 REPLACED R75 WITH D47 SO +12 IS NOT DRAGGED DOWN BY BATTERY SUPPLY WHILE C27 DISCHARGES RAPIDLY AT WHEN UNIT IS TURNED OFF. THIS PREVENTS UV LOCKOUT ON IC7, WHICH CAUSES IT TO PUT OUT DC. DATE REVISION NOTES: J1 8,9 8/30/91 1 701-0059 1) ALL DIODES 1N4148 UNLESS MARKED J15 J11 1 1 701-0059 J3 1 J1 721-0003 J4 2 1 721-0003 UTIL_HOT ACOUTWHT 600 ONLY ECO #412 AND ECO #413 Q10 BSS100'S HAD STATIC PROBLEMS ON ASSEMBLY LINE. Q10A BUZ71 IS USED INSTEAD. 513-0001 F2 1A MINI F1 2 10 9/6/91 FUS40 513-0001 F3 1A MINI 1 2 2 512-0005 30A PIGTAIL 2 1 1 FUS40 365-317T(W/HS) 1 LM317HS 2 1 2 2 ECO #415 ADDED C49=.01uF TO PREVENT IC7 "HICCUP" DUE TO NOISE ON +5 DURING RELAY SWITCHING. IC1 D8 1N4005 1 2 512-0005 30A PIGTAIL F4 1 12UNFILT 3 1N4005 1 D4 D5 R9 2 1 1 1N4005 C4 .1uF 1 2 C3 330uF R10 2 1 237 ohm 1 2 2 600 ONLY VR1 3 2 2 1 ACFUSED 50K D6 D7 1 1 20K 1N4005 R11 2.
APC Back UPS 250,400,600_2.pdf		REV # DATE 7/17/91 REVISION NOTES: 1) ALL DIODES 1N4148 J2 1 ALARM DISABLE TEST/ALARM DISABLE RETURN +12 14 10 2 8 +12 7 ECO #391 AND ECO #394 R138 WAS 33K IS NOW 24.9K, C44 WAS .1uF IS NOW .22uF TO MAKE CURRENT LIMIT CIRCUIT WORK WITH STABLE +12. ECO #412 AND ECO #413 NO CHANGES ON THIS SHEET ECO #415 NO CHANGES ON THIS SHEET 3 8,9 8/30/91 R44 100K 715-0007 J2 IC5 350-4011 CD4011 1 R128 2 9 1 SWITCH CLOSED = BEEPER DELAY C29 10 9/6/91 2 1 1 8 SW1 550-0001 C14 .01uF +12 1 14 4 1 1 2 5 74C14 350-7414 14 2 1 2 .1uF IC3 R45 +12 R133 12UNFILT 6 2 ACFAIL 2 100K 1 IC5 350-4011 CD4011 1 D20 2 +12 1 C15 .1uF 2 1 D15 2 2 BZ1 470K C48 .01uF D35 1 2 715-0007 4.7K ALARMOSC CLAMP +12 2 390-0004 BEEPER 2 3 1 3 2 +12 +12 8 10 1 R74 150K 1 14 SHUTDOWN 3 D30 2 1 2 1 1 D31 R138 24.9K 1 6 9 1 1 R134 2M 14 2 13 IC3 12 2 D39 1 IC2 1 2 1 C26 2 7 12 CD4001 350-4001 1 IC4 D22 +12 14 13 2 2 1 Q9 PN2222 2 COMP 74C14 350-7414 1 LOW BAT WARNING OPEN = 2 MIN CLOSED =
APC Back UPS 250,400,600_3.pdf		REV # 7 7/17/91 ECO #391 AND ECO #394 NO CHANGES ON THIS SHEET ECO #412 AND ECO #413 NO CHANGES ON THIS SHEET ECO #415 NO CHANGES ON THIS SHEET DATE REVISION NOTES: 1) ALL DIODES IN4148 UNLESS MARKED. 2) R99 IS MOUNTED TO CHASSIS, NOT CIRCUIT BOARD. LEAD WIRES SOLDER INTO CIRCUIT BOARD OR CONNECT TO BOARD VIA MTA HEADER AT R99A AND R99B. 8,9 8/30/91 10 9/6/91 701-0059 XFMR HV WHITE J10 1 2 1 1 1 INV_HOT J5 INVACBLK 701-0013 UTIL_HOT 1 R100 82ohm 701-0013 1 2 1 2 1 R98 200K 20ohm 2 1 R99 D25 1N4005 2 2 1 D26 1N4005 J7 ACOUTBLK R95 2 4 721-0003 12UNFILT 2 2 L1 2 IC8 2 25uH 2 1 1 V130LA2 MOV1 1 1 1 1 J1 LAMP HOT 47K MOV5 V300LA20 1 1 1 R76 C38 1uF 1 2 2 6 5 4 1 2 1 2 Q22 1 IRF743 Q21 3 PN2222 D27 1N4005 C37 .47uF 2 2 2 3 312-4N25 D28 1N4005 MOV2 V300LA20 470ohm Q14 PN2907 R96 47K 2 3 721-0003 3 J1 LAMP NEUTRAL 1 701-0013 1 701-0059 L2 2 1 XFMR HV BLUE CENTER TAP 25uH J16 1 J8 ACOUTWHT C40 4.7nF 701-0059 XFMR HV BLACK J9 R29 2.26K 3.01K 3.83K

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