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SAFETY CRITICAL PARTS |
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SAFETY CRITICAL PARTS |
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Vdd |
Vrel |
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D1 |
TX2 |
VOLTAGE SELECT |
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JAC |
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CIRCUIT BREAKER |
POWER ENTRY |
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DC FILTER |
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Q4 |
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1N4004 |
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1P |
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L1 |
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BLK WIRE |
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JA |
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2 |
100 VAC-15A |
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LM2931AZ5 |
D2 |
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N1 |
WHT WIRE |
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C3 + |
1N4004 |
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120V |
BRN |
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120 VAC-12A |
A |
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220 VAC-6.3A |
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D3 |
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240V |
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240 VAC-6.3A |
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100/16 |
C2 |
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1N4004 |
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3 |
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120V |
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RED WIRE |
GY WIRE |
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1000/25 |
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D4 |
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4 |
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JTXP1 |
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C19 |
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1N4004 |
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C20 |
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CHASSIS |
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GND |
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2 |
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RU5 |
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499R |
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1K5 |
R5 |
Vrel |
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TURN ON THRESHOLD R6 |
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1K0 |
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VR1 |
1KO |
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C4 |
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100p |
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IC1 PIC16F818 |
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TRD |
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RA2 |
RA118 |
MUT |
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GRN |
MON |
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2 |
RA3 |
RA0 |
17 |
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RD |
LAT |
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R12 |
3 |
RA4 |
RA716 |
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RST |
TRIG |
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10K |
4 |
RA5 |
RA615 |
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Vdd |
PWR |
5 |
Vss |
Vdd14 |
POS2 |
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6 |
RB0/INT |
RB713 |
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REM |
POS1 |
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RB1 |
RB612 |
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LOC |
VS2 |
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RB2 |
RB511 |
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ZCD |
VS1 |
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9 |
RB3 |
RB410 |
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MICRO CONTROLER
REM
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ZERO CROSS DETECTOR |
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3 |
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4 |
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30K 2W |
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R1 |
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JTXP1 HOOKUP |
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240V |
100V |
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30K 2W |
1P |
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221K |
5 |
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220V |
PIN |
120V |
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ZCD |
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R2 |
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F1 |
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6 |
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C1 |
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7 |
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D5 |
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IC6 |
R3 |
N2 |
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.22/250V |
8 |
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ORG |
YEL |
1 |
ORG |
YEL |
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1N4004 |
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100VAC |
120VAC |
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100VAC |
120VAC |
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MOC3052 |
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BTB 24800B |
R9 475R |
0VAC |
0VAC |
BRN |
BRN |
4 |
NC |
NC |
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CNY17-4 |
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JTEST |
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NC |
NC |
2 |
WH |
GRY |
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IC3 |
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YEL |
ORG |
3 |
YEL |
ORG |
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RG1 |
Q3 |
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WHT |
WH |
5 |
NC |
NC |
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22R |
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ORG |
YEL |
BRN |
WHT |
GRY |
BLK |
GRY |
GRY |
6 |
GRY |
WH |
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CS |
NC |
NC |
7 |
BRN |
BRN |
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0.1uF/250v |
TX1 120V HOOKUP |
BLK |
BLK |
8 |
BLK |
BLK |
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Vdd |
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TORUS 2KVA |
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JXTS |
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VIO |
BLU |
RED |
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CU1 |
J5 |
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GND ISOLATOR |
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CHASSIS |
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POS1 |
1 |
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7 |
GY WIRE |
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POS2 |
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RGS |
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VAC65 |
CT |
VAC65 |
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2 |
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100n |
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CGS |
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5 |
VIO |
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3 |
BRG |
100R |
VIOLET WIRE TO PSB |
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RST |
5 |
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100N |
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3 |
BLUE |
BLUE WIRE TO PSB |
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2 |
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R11
49K9
GND
IC5
MOC8100
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1 |
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RED |
JP3 |
MOM SW OPT |
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GND |
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JMLED |
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MUTE CONTROL |
MUTE |
4 |
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A/C REF |
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JP2 |
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3 |
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MUT 10K0 |
1N5228 |
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XX |
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2 |
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RM |
+ |
DM |
Q2 |
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100V |
120V |
220V |
240V |
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1 |
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470u/10 |
PN100 |
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Vrel |
CM |
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JP1 |
X |
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X |
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JPSLED |
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LGND |
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X = JUMPER |
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5 |
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16 |
13 |
11 |
9 |
GRN1 |
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4 |
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DRL 1N4004 |
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RED1 |
3 |
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TRIG |
+ |
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DT |
Q1 |
RL2 |
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1 |
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20K0 |
1N5228 |
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PWR |
2 |
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CT |
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PN100 |
4 |
6 |
8 |
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22u/10v |
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1 |
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GND |
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HANDOFF RELAY |
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R4 |
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DA |
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JEXT |
7 |
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2 |
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Q5 |
3 |
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1K0 |
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1N4004 |
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6 |
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LM317LZ |
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+ |
DB |
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OUT |
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5 |
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1 |
1N4004 |
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4 |
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COM |
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DC |
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3 |
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IN |
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CA |
1N4004 |
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2 |
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LOC |
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EXT PWR DETECTOR |
2u2 |
DD |
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1 |
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1N4004 |
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RED WIRE TO PSB
4
3
FLEX 3 2 TO JLED ON PSB
1
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5 |
28B LED PWR SW R1 PCB |
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LGND |
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4 |
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GRN1 |
G |
FLEX 2 |
3 |
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RED1 |
R |
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2 |
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GND |
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PWR |
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P1 |
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PSW |
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28B EXT PWR SW R1 PCB |
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7 |
JEXT |
J1 |
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1 |
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5 |
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OUT |
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FLEX 1 |
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4 |
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EXT12V |
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3 |
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IN |
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4 |
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2 |
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S1 |
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1 |
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LOC-REM SW |
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(local = open) |
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B
C
D
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28B SST Micro Soft Start PCB |
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LTD |
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P.O. BOX 2170, 677 NEAL DR. PETERBOROUGH, ON. CANADA K9J 7Y4 |
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FOR AUDIO SECTION SEE |
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PHONE (705) 742-5325 |
FAX (705) 742-0882 |
WWW.BRYSTON.CA |
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28B SST2 PWR OVERVIEW SCParts |
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28B SST2 CHANNEL SCHEMATIC |
Title : |
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Date :1002 Drawn :ST |
Sheet :1 |
Rev : |
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1 |
2 |
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6 |
7 |
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8 |
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9 |
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10 |
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