Scale
Sheet
Size FCSM No. DWG No. Rev
A1
R27
220R
C23
220n
C22
2n2
240/120
220/110
NEUTRAL
RLY1
PTC2
PTC1
R22
47R 23W
R53B
20k
R52B
180k
R53A
20k
R52A
180K
HDR3/2
HDR3/1
HDR2/6
HDR2/5
LK4
0 Ohm
LK3
0 Ohm
LK2
0 Ohm
LK1
0 Ohm
HDR2/3
HDR3/3 HDR3/4 HDR3/5
HDR2/4 HDR2/2
CN2A/1
CN2A/3
CN2A/2
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
CN2
26PIN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
CN1
26PIN
0V1A
FASTON 0V1B
FASTON
R26
2M
R21
51R
Q2
BD135
Q1
BC214L
R20
10k
R18
100k
R19
150k
ZD2
note1
12
13
14
IC1D
TL074
LED2
yellow
R15
3k9
HDR1/3
HDR1/2
21
RLY1
RELAY
D10
Q3
BC184L
R13
10k
LED1
green
R8
4k7
R12
1k
D9 R11
10M
5
6
7
IC1B
TL074
R9
27k
R10
680k
C16
4u7
D8
R7 1k2 1W
ZD1
5v6
R5
10M
R6
10M
3
2
1
411
IC1A
TL074
R2
47k R3
47k
C9
100u SEC1/4
SEC1/1
C18
470u
C17
470u
D16
1N4004
D15
1N4004
D14
1N4004
D13
1N4004
D11
D12
R1
10k
D1
R4
1M
C10
4u7
C11
100n
D2
D3
D4
D5
D6
D7
SUNON
24V
-24
10
9
8
IC1C
TL074
R16
180k
R17
20k
C21
100n
R23
1k
R14
2k2
C8
4700u C6
4700u C4
4700u C2
4700u
C15
470u C14
470u
C13
470u
C12
470uC7
4700u C5
4700u C3
4700u C1
4700u
BR1
C7A
10u
C8A
33p
R8A
1k
R9A
39k
C11A
100u
C20A
10p
R57A
3k3
R17A
1k
R18A
39k
R14A
NOTE1
D2A
D1A R13A
220R
Q3A
BF423
R12A
10k
R11A
100R
R10A
100R
Q1A
2SA872
Q2A
C3A
330p
R15A
1k R16A
1k
D3A D4A
R24A
47R
R23A
47R
R19A
200R
Q6A
BF423 Q7A
BF423
C14A
100n
R20A
20k
C12A
33p
Q4A
BF422
C13A
10p
Q5A
C15A
1u
R21A
360R
R22A
1k
Q8A
BC184L
C2A
4n7
C1A 4n7
Q13A
MJ15024
Q14A
MJ15024
Q15A
MJ15024
Q16A
MJ15024
Q20B
MJ15025
Q19B
MJ15025
Q18B
MJ15025
Q17B
MJ15025
R44A
0R47
R45A
0R47
R46A
0R47
R47A
0R47
R48A
0R47 R49A
0R47 R50A
0R47 R51A
0R47
R36A
820R
R37A
820R
R38A
820R
R39A
820R
R43A
820R
R42A
820R
R41A
820R
R40A
820R
CN1A
FASTON
D13A
1N4004
LED1A
RED
LED2A
GREEN
ZD7A
18V
R58A
NOTE1
D5A
1N4004
D6A
1N4004
C16A
100n
C17A
100n
Q12A
MJE5731A
Q10A
TIP50/47
Q11A
BF422
Q9A
BF423
R29A
470R
R34A
470R
R35A
100R
ZD5A
NOTE1
ZD6A
NOTE1
R30A
5K1
R33A
5K1
R25A
27K
R28A
27K
R26A
NOTE1
R27A
NOTE1
D11A
D9A
ZD3A
2V7
ZD4A
2V7
R55A
NOTE1
Q22A
BC184L
Q21A
BC214L
D8A
D7A
CN2A/2
CN2A/3
CN2A/1
SEC1/3
SEC1/6
SEC1/2
SEC1/5
D17
1N4004
D18
1N4004
C19
47u
C20
47u
R24
NOTE1
R25
NOTE1
ZD3
18V
ZD4
18V
HDR2/1
HDR3/6
R56A
22R
C21A
4n7
R60A
NOTE1
R59A
NOTE1
C10A
10u
C9A
10u
D19
CHASSIS
!
3W w/w
3W w/w
!
!
!
!
!
!!
!
!
!
All Diodes are 1N4148 unless otherwise specified
9V1
10V
ZD2
R37A/B, R42A/B, R45A/B, R50A/B,
Q14A, Q20A, Q13B, Q19B,
Not Fitted:
GB402
NOTE2
BLUE
RED
BLACK
30V
47V
ZD5A/B, ZD6A/B
5k6 1W c/f
6k8 1W c/f
R58A/B, R24, R25
20k
20k
R26A/B, R27A/B
2k7 1W c/f
3k3 1W c/f
R55A/B
33k
100k
R14A/B
GB402
GB602
NOTE1
Channel B
R18B and FASTON CN4B
to junction of
STAR
STAR
Channel B
Channel A Power Amp only shown
XLS602, XLS402, XLS202
to output board
GREEN
2
1
POWER
PROTECT
NPN Main H/S
LM35DZ
TH1
2.5W
KDE2412PTS1-6A
red
black
CN3
AC
AC
+-
+HT1
-HT1
XLS602, XLS402, XLS202
NPN Main H/S
PNP Main H/S
PF750 H/S
NPN Main H/S
PF750 H/S
PEAK A
FACING LDR
ON I/P BOARD
-HT2
+HT2
+HT1
-HT1-HT2
+HT2
STAR
1
2
3
4
5
6
C1, C4
2
R60A, R60B
75R
120R
! up to +95Vdc
! up to -95Vdc
! up to +95Vdc
! up to -95Vdc
! up to 65Vac
! up to 65Vac
C/T
!! Live Mains
18Vac
18Vac
+24Vdc
-24Vdc
+18Vdc
-18Vdc
To output board
Main2
35V
35V
16V
250V
250V
250V
250V
100V 100V 100V 100V
100V100V100V100V
100V
100V
100V
100V
100V
63V63V
63V
35V
35V
16V
All resistors are 1/4 W metal film unless otherwise specified
63V
3W w/w 3W w/w 3W w/w
3W w/w 3W w/w 3W w/w
All Zener diodes are 400mW
Note1
BR1
GBPC5006 50A 600V
GBPC5006 50A 600V
All BF422 and BF423 are Pillips or Toshiba. DO NOT use Carsem (CBF)
YM120D3 70N10
Bowthorp
'A' suffix on component identifier indicates Channel A
These can be mapped directly on to Channel B by changing the suffix to 'B' unless otherwise specified.
Q15B Q16B Q13B Q14B
Q18A Q17A Q20A Q19A
Crown Audio
1718 W. Mishawaka Rd.
Elkhart, IN 46517
574-294-8000
www.crownaudio.com
C1071-6
9V147V4k7 1W c/f43k 2k7 1W c/f22k
GB402
150R SB356 35A 600V
R37A/B, R42A/B, R45A/B, R50A/B,
Q14A, Q20A, Q13B, Q19B,
Not Fitted:
GB202
C4, C5
R39A/B, R40A/B, R47A/B, R48A/B,
Q16A, Q18A,
Q15B, Q17B,
C1, C2,
1.2 V
90 V
.095 V 0.180 V
0.120 V
1.7 V 1.2 V
1.75 V
0.6 V
+5.6 Vdc
+24 Vdc
+20 Vdc
-2 Vdc
+20 Vdc
+2.5 Vdc
-2 Vdc
+20 Vdc
1
/
1
100%