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XLS602, XLS402, XLS202 Channel A Power Amp only shown '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. All Diodes are 1N4148 unless otherwise specified All Zener diodes are 400mW All resistors are 1/4 W metal film unless otherwise specified All BF422 and BF423 are Pillips or Toshiba. DO NOT use Carsem (CBF)
! up to +95Vdc +HT2
+HT1
R25A 27K
R29A 470R
PF750 H/S
C16A 100n
100V
Q12A MJE5731A Q11A BF422
Q15B
NOTE1 GB602 GB402 GB402 NOTE2 GB402
R14A/B 100k 33k 22k
R26A/B, R27A/B 20k 20k 43k
R55A/B 3k3 1W c/f 2k7 1W c/f 2k7 1W c/f
R58A/B, R24, R25 6k8 1W c/f 5k6 1W c/f 4k7 1W c/f
ZD5A/B, ZD6A/B 47V 30V 47V
R60A, R60B 75R 120R 150R
ZD2 10V 9V1 9V1
BR1
.095 V
D1A
GBPC5006 50A 600V GBPC5006 50A 600V SB356 35A 600V
R23A 47R
0.180 V
R24A 47R Q7A BF423
NPN Main H/S Q16B Q13B Q14B
1.2 V
D2A
R13A 220R Q6A BF423 Q3A BF423 D8A R26A NOTE1 Q22A D11A R60A NOTE1 ZD3A 2V7 R55A NOTE1 R30A 5K1 R39A 820R
Q16A MJ15024
Q15A MJ15024
Q14A MJ15024
Q13A MJ15024
D5A 1N4004
90 V
Not Fitted: R37A/B, R42A/B, Q14A, Q20A, R45A/B, R50A/B, Q13B, Q19B, C1, C4
R14A NOTE1
R12A 10k
C3A 330p
R38A 820R R37A 820R C2A 4n7 R36A 820R
To output board
ZD7A 18V
63V BC184L
GB202
Not Fitted:
R37A/B, R42A/B, R39A/B, R40A/B, Q14A, Q20A, Q16A, Q18A,
R45A/B, R50A/B, R47A/B, R48A/B, Q13B, Q19B, C1, C2, Q15B, Q17B,
CN2A/1 CN2A/2 CN2A/3 C8A 33p C7A 10u R8A 1k
R10A 100R
0.120 V
R11A 100R
R18A 39k R57A 3k3 C20A 10p 63V C10A 10u
ZD5A NOTE1 R35A 100R R47A 0R47
3W w/w
CN1A FASTON
C4, C5
0.6 V 1k
R9A 39k Q1A Q2A 2SA872 R17A 1k C11A 100u C15A 1u
R22A
R56A 22R ! C21A 4n7 !
!
R46A 0R47
3W w/w
!
R45A 0R47
3W w/w
!
R44A 0R47
3W w/w
HDR2/3 LK1 0 Ohm HDR2/6 HDR3/1 HDR3/2 LK2 0 Ohm LK3 0 Ohm LK4 0 Ohm CN1 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
HDR2/4
HDR2/2
HDR2/5
Q8A BC184L
NPN Main H/S
C9A 10u R59A NOTE1 ZD4A 2V7 D9A
ZD6A NOTE1
R48A 0R47
3W w/w
!
R49A 0R47
3W w/w
!
R50A 0R47
3W w/w
!
R51A 0R47
3W w/w
D13A 1N4004 LED1A RED LED2A GREEN
R43A 820R C1A 4n7
1.75 V R21A
360R C14A 100n
100V
R42A 820R R41A 820R
PEAK A
R20A 20k
STAR
Q21A BC214L R27A NOTE1 R33A 5K1 R40A 820R Q17B
Q18A
FACING LDR ON I/P BOARD
HDR3/3
HDR3/4
HDR3/5
CN2A/1
C12A 33p
63V
C13A 10p Q4A Q5A
63V
D7A
Q18B
Q17A
Q19B
Q20A
Q20B
Q19A
CN2A/2 CN2A/3
Channel B
BF422 D3A D4A
Q9A BF423 Q10A TIP50/47 R28A 27K R34A 470R
MJ15025
MJ15025
PNP Main H/S
MJ15025
MJ15025
D6A 1N4004
R58A NOTE1
R15A 1k
Channel B
R16A 1k
R19A 200R
1.7 V
1.2 V
PF750 H/S
! up to -95Vdc
R52A 180K C17A 100n
100V
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
R52B 180k
to junction of R18B and FASTON CN4B
-HT2
-HT1
R53A 20k
R53B 20k HDR2/1
! up to +95Vdc +HT2 +HT1
R24 NOTE1
GREEN to output board +18Vdc
SEC1/6 D17 1N4004
! up to 65Vac
0V1A FASTON
0V1B FASTON
ZD3 18V
C19 47u
100V
C7 4700u
100V
C5 4700u
100V
C3 4700u
100V
C1 4700u
100V
C12 470u
250V -
AC Note1
BR1
C13 470u
250V
SEC1/2 SEC1/5
C/T
STAR
+ AC
STAR
C15 470u ZD4 18V C20 47u
250V 100V
C14 470u
250V
C8 4700u
100V
C6 4700u
100V
C4 4700u
100V
C2 4700u
100V
SEC1/3
! up to 65Vac
CHASSIS
-18Vdc
R25 NOTE1
D18 1N4004
HDR3/6
-HT2 -HT1 ! up to -95Vdc Main2 3 6 RED 2 5
R2 47k
R3 47k
220/110
BLACK
SUNON
KDE2412PTS1-6A
-24
1
4
240/120
24V
2 CN3 1 red black
R23 1k
HDR1/3 C21 100n R16 180k HDR1/2
2
D10 R12 1k R14 2k2
R9 27k
R8 4k7 LED1 green
D1
!! Live Mains
+24 Vdc
IC1A TL074
3 1 2 4
Q2 BD135 R20 10k R21 51R
2.5W
-2 Vdc IC1D +20 Vdc
14
R18 100k IC1C
8
NPN Main H/S
R5 10M D2 D4 D3 D6 C9 100u
16V
RLY1 RELAY
1
-2 Vdc +20 Vdc
IC1B
7 6 5
R10 680k
POWER
R4 1M R1 10k
D13 1N4004
SEC1/1
RLY1 R22 47R 23W PTC1
! ! !
BLUE
+24Vdc
C17 470u D11
35V
18Vac
D14 1N4004 D15 1N4004 SEC1/4
NEUTRAL
9 10
13 12
TH1 LM35DZ
D8
Q1 BC214L
TL074
TL074 R26 2M R19 150k
R15 3k9 R27 220R C23 220n LED2 yellow
PROTECT
R17 20k
Q3 BC184L
D9
R11 10M ZD2 C16 4u7
16V
11
+2.5 Vdc
R13 10k
TL074
+20 Vdc +5.6 Vdc
R6 10M D7
C22 2n2
PTC2
YM120D3 70N10 Bowthorp
470u C18
35V
C10 4u7
35V
D12
-24Vdc
note1
D5
C11 100n
35V
D16 1N4004
18Vac
Crown Audio 1718 W. Mishawaka Rd. Elkhart, IN 46517 574-294-8000 www.crownaudio.com
XLS602, XLS402, XLS202
D19
ZD1 5v6
Size A1
FCSM No.
DWG No.
Rev
R7 1k2 1W
Scale
C1071-6
Sheet
2