Russound R1250MC Installation Manual page 28

5
REV. ECN No.
1.1
No need
Correct the correlation of connector of transformer in the
schematic to be consist with the actual connection on PCB.
D
1).Cut connection of pin5 from P208B and P209B.
2).Add P208C and P209C,connect pin1 of P208C and P209C
1.2
HS40-R1250MC-C022V1-014
3).Connect pin5 of P208C and P209C to pin5 of P210B.
4).For 120V version,change the value of fuse F201,F202 and F203
5).For 230V version,change the value of fuse F201,F202 and F203
1)Reconnect Fuse(F201,F202,F203)from NEUTRAL to LIVE line.
HS40-R1250MC-C022V1-016
1.3
2)Change W201 and W205 specification and Part Number.
3)Change R1250MC 120V version real pannel Fuse from 15A to 10A.
C
1) Add 470nF/63V 5% polyester film cap in C103.
1.4 HS40-R1250MC-C022V1-029
2) Add 1N5221B zener diode in D113 and D114.
3) Add 470K 5% in R179.
4) Change R179 from 1K 1% to 470ohm 5%.
Change uPC1237 to Hansong protection module
to meet Rohs requirement
1.5
HS40-R1250MC-C022V1-030
1) Reverse D121 and C170
2) Remove R199
3) Change uPC1237 to HANSONG protection module
Improve power off delay time accuracy
1.5 1) Reverse D124(1N4148)
HS40-R1250MC-C022V1-037
B
2) Change R186 from 5.6K 5% to 6.8K 5%
1.6 No need
HS40-R1250MC_B24V1-043
1.7
A
5
4
DESCRIPTION
Correct the schematic
Improve safety
to pin1 of P208B and P209B individually.
from T6.3AL/250V to T5AL/250V.
from T6.3AL/250V to T2.5AL/250V.
Improve safety
To meet EN63201
Overall New Design
Correct the Trigger Function
1) R4L2/R4L4/R4L8/R4M2/R4M4/R4M7 Changed from 47K to 4.7K
2) C4X1/C4X2/C4X3/C4X4/C4X5/C4X6 10uF Capacitors added
3) D431/D432/D433/D434/D435/D436 B0520LW Diodes added
4) Q426/Q427/Q428/Q429/Q430/Q431 DTC144 Transistors added
5) Mother Board PCB Version changed from VM1.0 to VM2.0
4
3
DATE Appro.
03/17/2005 Jerry.Zheng
Wire min thickness/spacing: 16mil/16mil (0.5mm/0.5mm)
03/30/2005 Jerry.Zheng
Place bypass capacitors as close as possible to power pins.
Jerry.Zheng
04/26/2005
10/10/2006 Jerry.Zheng
Jerry.Zheng
10/20/2006
03/03/2008 Jerry.Zheng
May.07.10 Jerry.Zheng
Sep.01.10 Jerry.Zheng
THIS DOCUMENT CONTAINS INFORMATION PROPRIETARY TO HANSONG(NANJING) ELECTRONICS LTD. THIS DOCUMENT CONTAINS INFORMATION PROPRIETARY TO HANSONG(NANJING) ELECTRONICS LTD. THIS DOCUMENT CONTAINS INFORMATION PROPRIETARY TO HANSONG(NANJING) ELECTRONICS LTD.
USE ORDISCLOSURE WITHOUT WRITTEN PERMISSIONIS EXPRESSLY FORBIDDEN. USE ORDISCLOSURE WITHOUT WRITTEN PERMISSIONIS EXPRESSLY FORBIDDEN. USE ORDISCLOSURE WITHOUT WRITTEN PERMISSIONIS EXPRESSLY FORBIDDEN.
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3
2
SPECIAL NOTES
BOARD LAYOUT GUIDELINES
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Development Zone, Nanjing 210029,China. Development Zone, Nanjing 210029,China. Development Zone, Nanjing 210029,China.
HS40-R1250MC&R850MC_B007_VM1.7-REV.SCH HS40-R1250MC&R850MC_B007_VM1.7-REV.SCH HS40-R1250MC&R850MC_B007_VM1.7-REV.SCH
RUSSOUND R1250MC&R850MC POWER AMPLIFIER RUSSOUND R1250MC&R850MC POWER AMPLIFIER RUSSOUND R1250MC&R850MC POWER AMPLIFIER
REVSION HISTORY REVSION HISTORY REVSION HISTORY
Wednesday, September 01, 2010 Wednesday, September 01, 2010 Wednesday, September 01, 2010
Jerry.Zheng Jerry.Zheng Jerry.Zheng PL CHECKED: PL CHECKED: PL CHECKED: PTA CHECKED: PTA CHECKED: PTA CHECKED:
DATE: DATE: DATE: DATE: DATE: DATE:
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1
D
C
B
A
COPY RIGHT 2010. COPY RIGHT 2010. COPY RIGHT 2010.
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