Jands HP12 Technical Manual - page 15
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Jands Electronics P/L
40 Kent Rd
Mascot NSW 2020
Australia
Ph (02) 9582-0909
0
27-Apr-2000
13:15:21
H:\Lab\HPCE\CIRCUIT\Hpscpwr6.s01
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FRONTPANEL LED CIRCUITS:
Output mimic (load) LEDs are fed by 470R; LED cathodes
connected to common.
Drive LEDs fed by 470R; LED
anodes connected to +5 volts.
OPTO DRIVE CIRCUIT from CPU:
Open-collector switches
(ULN2003 ICs) to common.
CON3
Q1
TIP42
C19
4n7-Y
C18
4n7-Y
C17
4n7-Y
C16
4n7-Y
C15
4n7-Y
C14
4n7-Y
CHASSIS
CHASSIS
CON3
CON3
CON3
CON3
R15
470R
R14
470R
C6
100nF
C5
100nF
TEMP2
LM35
C8
10uF
R13
10K
U1B
R8
10K
R7(A-C)
3x10K
R6
470R
R5(A-D)
4x2K2
Q2
BCX17
U1A
CON3
CON3
FAN-B
12V
OTEMP
110DEG
C7
100uF
GPO2
GPO1
C12A,B
2x33uF
C11A,B
2x33uF
C13A,B
2x33uF
R3
4R7
R2
4R7
R1
4R7
TX3
TX2
TX1
C9
2200uF
TEMP1
LM35
FAN-A
12V
CON3
CON3
C1
1uF
C2
1uF
C3
1uF
PTC1
30mA
PTC2
30mA
PTC3
30mA
CB1
11.5A
C4
100nF
D1
D2
D3
D4
D5
D6
RG1
100K
RG2
100K
RG3
100K
OPTRANS13
CNY17
CB2
11.5A
CON3
CON3
CON3
CON3
R16
4K7
CON1
CON1
CON1
CON1
L1
L2
CON1
CON1
CON1
CON1
D8
D9
D10
D11
C20
2200uF
D12
D13
D14
D15
D16
D17
D18
D19
D20
D21
D22
D23
C21
2200uF
C22
100uF
LP1
220uH
D24
HER303
R18
470R
R19
1K
ARROW
ARROW
R4
1R
CON3
R17
2K2
R20
10K
R21
470R
R22
470R
C10
2n2
TPD
U2
LM2575-5
FUSIBLE
TRACKS
FL1
FL2
FL3
FL4
EARTH BAR
TPT
TP-
TP5
TP+
3
2
1
5
6
7
8
4
N
E
A
N
E
A
TOURING DIMMER
HP12-SC
FAN CONTROL
MAINS WIRING,
and POWER SUPPLY
6.0
HPSCPWR6
12
11
10
9
8
7
6
5
4
3
2
1
PHASE 3
NEUTRAL
EARTH
CHANNEL DRIVE
PHASE 2
PHASE 1
D.FORD
NEUTRAL
NEUTRAL
3
4
5
6
7
8
9
10
11
12
1
2
3
C
B
A
+Vs
COM
Temp
+5
+5
1
2
3
4
5
6
7
8
9
10
11
12
TO
CPU
CARD
TO
FRONTPANEL
DRIVE/OUTPUT
LEDs
Two channels of
twelve shown.
1
2
4
5
CHANNEL 1 DRIVE
CHANNEL 2 DRIVE
+5V to CH3 - CH12
9
8
7
6
5
4
3
2
1
12
11
10
OUTPUT MIMIC (LOAD)
CHANNEL 1 LOAD MIMIC
CHANNEL 2 LOAD MIMIC
GROUNDS to OUTLETS
NEUTRALS to OUTLETS
ACTIVES to BREAKERS
NEUT2
NEUT3
NEUT1
PHASE 1 NEUTRAL to
CHANNELS 1 - 4
REFER TO MANUAL for
INPUT WIRING OPTIONS
NEUTRALS 1-2-3
LINKED for
NORMAL
(STAR or WYE)
OPERATION.
PHASE 2 NEUTRAL to
CHANNELS 5 - 8
PHASE 3 NEUTRAL to
CHANNELS 9 - 12
240:14V
THREE
NN
OP1
LO1
LI1
CB1
OP2
LO2
LI2
CB2
MIMIC1
DRIVE1
+5V
COMMON
+10V
+10V
COMMON
+5V
DRIVE2
MIMIC2
+7.6V to CH3-CH12
COMMON to CH3-CH12
MAINS VOLTAGES
LOW VOLTAGES
THYRISTOR CONTROL
CIRCUITS:
REFER TO DIAGRAM
HPSCHDF4
Refer to diagram
HPSCHDF5
for thyristor
firing circuits.
TPN
3
4
5
6
7
8
9
10
11
12
3
4
5
6
7
8
9
10
11
12
+Vs
+7.6V
Neutral
Detect