YORKVILLE Audiopro 3400 Service Manual page 9

-1dB 30Hz
MUST BE BREAK BEFORE MAKE, #3436
1K 10K:1%
C3 C7
100p 16v 470n
R5 R6
C5
14K0:1%
RIGHT = CHAN B 16v 68n
R7 33078
R9 R10 R11
JB1 C1
2 10K:1% 17K8:1% 17K8:1% 5
470p U1
2
BAL_IN 3 1 C6
1 3 U1 16v 6
NUTRIX
C2 100n
1
1/2
33078 R12 R13
470p
R1 R2 R3 R4 5K6 7K5
1K 10K:1% 14K0:1% 1R
C21
C4 100n
JB2 1 3 5
100p
CH_B_IN IN = MONO
S R T
S2 S2
-1dB 30Hz
NO_GOLD 2 4 6
1 4
OUT OUT
2 5
NO_GOLD 2 4 6
IN IN
3 6
CH_A_IN S R T MUST BE BREAK BEFORE MAKE, #3436
C13 C17
JB3 1 3 5
100p 16v 470n
C15
16v 68n
1K 10K:1% 14K0:1%
33078
R27 R28 R29
JB4
R20 R21 R22
6 10K:1% 17K8:1% 17K8:1% 3
2 C11 U2
7
BAL_IN 3 C16
470p
1 5 U2 16v 2
NUTRIX
C12 100n
2
1/2
33078 R30 R31
LEFT = CHAN A 470p
R25 R26 5K6 7K5
14K0:1% 1R
C22
100n
R23 R24
C14
100p
1K 10K:1%
TB2
13A/85C
DB1
3 1
TR1
WC11 EY11 GREY
BLK
EY3
EY8 RED
TYPE_H
EY7 RED 4 2
1KVA
EY6 YELLOW 13AMP
120VAC
EY5 YELLOW
YSL#1288 DB2
CSA EY10
BLUE 3 1
UI
EY9 BLUE
C54
22n
EY12 WHITE
EY4 BLK
4 2
CSA
13AMP
C55
4n7
C53
CSA 22n
EY2
GND +78
WC10
BLACK
WHITE
GREEN AT 25~ AMBIENT:
R108
D37
CHASSIS 11 A = 33K
47K
120 VAC 60 Hz LINE 13 A = 15K
D46
220uA
530uA
UNDER CAP:
L1
RMS IN
7
RV5
47K R110
100K
GROUND R109 14K0:1%
STRAP
13.5v Q32
33v
10.7v
15.6v 500mW
IDLE
RV6 2N5551 ZD15
100K
17K8:1%
AMBIENT R111
TO WC1 ON M1012
D47
GND
M1011A.SCH_DATABASE_HISTORY
MODEL(S):- AP-3400
# DATE VER# DESCRIPTION OF CHANGE
1 JUN/22/94 2.30 PC#4529_BD651->BDX53C_BD652->BDX54C
2 DEC/02/94 2.40 PC#4651_DEL_LD9->LD14_ADD_NJM431L
GND
3 . . Q20A/B_Q21A/B
4 APR/08/97 2.50 PC#5353_R60A_1/2W_220K->2W_220K
5 D V N
6 D V N
7 D V N
8 D V N
9 D V N
10 D V N
M1002A.SCH_DATABASE_HISTORY
MODEL(S):- AP-3400
# DATE VER# DESCRIPTION OF CHANGE
1 DEC/09/97 2.00 PC#5546_R55,R51 249R->220R0_R40A,
2 . . R35A_470R->20K_R36,R39_27K->91K
3 . . R37,R38_10K->27K_R34,R50_249R->270R
4 . . C26,C27_10u->22N_R52,R53_0R1->0R15
5 . . R11,R12,R14,R33,->FLAMEPROOF
6 JAN/14/98 2.10 PC#5551_ADD_R79,ZD10_ACROSS_R11
ADD_R79,R80
7 . .
8 MAR/12/98 2.20 PC#5656_R49,R79->0R47/1W_ZD7->18V
9 D V N
10 D V N
M1013A.SCH_DATABASE_HISTORY
MODEL(S):- AP3400
# DATE VER# DESCRIPTION OF CHANGE
1 AUG/12/97 1.40 PC#5444_R120->122_1/4W->1/2W
2 D V N
3 D V N
4 D V N
5 D V N
6 D V N
7 D V N
8 D V N
9 D V
N
10 D V N
AP-3400
DATE: AUG/17/98 MODELS: SCH ISSUE: 1.00
POWER_AMP
YORKVILLE NAME: AP3400 PCB#&VER: M1002A/M1011A/M1012A/M1013A TITLE: AP3400
+4dB 55Hz
L_LEVEL
FILTER
GREEN WIRE TO 25A
P1
R15 R16 GROUND STRAP:
10K
WC1
17K8:1% 470R GND
16v
R14
6
4M7
C28
7 10u
1/2 5 GND
U3
C8 C9 16v
1/2
7 16v 47n 16v 150n
5532
5K36:1%
C16
R17 R18 10u
82K5:1% 1K5 20KHz
C10 +2dB
16v
6n8 SIG_L
TO PIN 4 OF 5532
T8
REF_L
FROM INPUT
T7
SIG_R
PCB:
T6
REF_R
+4dB 55Hz
L+
T5
FILTER L-
8
T4
+18
C23 7 R+
R-
6
100n
+18
+18 5
T3
GND
4
R33 R34
T2 3
-18
R32 17K8:1% 470R 2
C24
2 T1 -18 1
4M7 -18 MS4
100n
1
1/2 3
U3 18Ga BLACK WIRE
C18 C19
GND
1/2 GND TO M1011 GND EY17
16v 47n 16v 150n
1 5532
EY2
R35 R36
82K5:1% 1K5 20KHz
C20 +2dB
+145
16v
6n8
TO PIN 4 OF 5532
HIGH CURRENT INTERFACE:
FROM M1013 BRIDGE RECT PCB,
TO AMP A AND AMP B.
EY14 EY15
+145 RED +145 +145
WC3 EY16
C44
80V
330u
EY11 EY12
+78 YELLOW +78 +78
WC8 EY13
C45
80V
330u
BLACK
EY7 EY8 EY9 10u -145
WC1
GND GND GND
C15
EY10
BLACK
C46 WC6
16v
80V
GND
330u
EY4 EY5
-78 WHITE -78 -78
WC4 EY6
C47
80V
330u
EY1 EY2 R_LEVEL
-145 BLUE -145 -145
WC7 EY3
25A
P2
10K
10u
+78
1N4004 1N4004
D45 D44 16v
D43 D42
1N4004 1N4004
5K36:1%
SENSOR:
100K @ 25~ ZD13
50K @ 40~ 500mW
33V
25K @ 55~ R114 R116 R115
10K @ 80~ 1.2M 27K 27K
ZD12
500mW
33V
R118
28v @ 80~ 22K
4v7
500mW
ZD10
R117
68K 68K Q34 ABOUT
R113 R112 2N5551 5 WATTS
15K
R119
Q35
C50
25v 220R
D41
MJH11018
22n
4v7
D38
R124
Q33 500mW
A06 ZD14
D39 1K 8
D40 D48
R120 R121 R122
2R2 2R2 2R2
R123 4v7
7K5 500mW
ZD11 C51
25v 470u
GND EY13 EY14
MC1
+18
40CFM
MC1 1
LTSENSE
2 MC1
RTSENSE
3 M C1
RMS
4 M C1
FAN KILL
5
CE AC WIRING
RTSENSE
RTSENSE
TB2 ORANGE WIRE TO
EY3 FOR 245V
1N4004
R75 R74
13A/85C GREEN WIRE TO 150K 150K
D26
EY3 FOR 230V
Q34
TR1
WC11 EY11 MPSA42
GREY Q33
RDRV
ORN RDRV 2N5551
EY3 245V
EY8 RED Q32
GRN EY7 RED BC550
230V
D28
D25
Q31
EY6 YELLOW C17
MPSA92
EY5 YELLOW
D24 100N D27
220/240VAC
EY10 BLUE R73
YSL#1288E 1N4004
EY9 BLUE 100K
C54
22n
EY12
CSA EY4 BRN WHITE
CSA
IDLE CURRENT:
C55 ADJUST FOR 3 TO 5 MILLIVOLTS
4n7
BETWEEN TESTPOINTS 8 & 9
C53
CSA 22n ALL UNMARKED DIODES ARE 1N4148.
EY2
OUTPUTS
GND
NOTE THAT THE CAPACITOR VOLTAGES SHOWN ARE
THE MINIMUM REQUIRED FOR PROPER OPERATION.
WC10
ACTUAL VOLTAGE RATINGS MAY BE HIGHER.
CHASSIS
MJ15023 MTW10N40E
UNDER CAP:
L1
MJ15022
220/240 VAC 50 Hz LINE
E
B
BOTTOM
VIEW
GROUND
B C E
STRAP
NJM431L
1 REF
2 ANODE
3 CATHODE
1 2 3
TO WC1 ON M1012
TO TEST THIS PCB WITHOUT POWER OUTPUT MODULES CONNECTED,
THE FOLLOWING PATCH PLUGS FOR MW1 AND MW2 SHOULD BE ASSEMBLED.
+18
(LOG AND ROG MUST BE GROUNDED TO THE HIGH CURRENT INTERFACE GROUND)
R6 D3
C1
HDRM+ Iled=20mA
1: LDRV
47p 3K R10
220K 2:
D4
BC560 6.4 uA -> Q5
Q1 300mV/47K C4 A63 C32
3: LCLIM
Q2
LD1
BC550 100n 27p
R9
R2
GND 4:
R5
1K
D1 820R
CLP+
RED
R1 R3 47K R11 R12 5: LTSENSE
HARD LIMIT @ 11.2 Vp
2 17K8:1% 249R:1% 249R:1%
LOG
33078
1
1/2
3 U1
3
CLP- U2
1/2 1 47u
1
33078
BC550 C9
D2 2
R4 Q4 D6
D5 16v
1K
R7
R13 R14
C5
47K
Q3 16v 2u2
10K:1% 10K:1%
BC550
R8
C2
HDRM-
47p
3K
R44 R45
+18 10K:1% 10K:1%
33078 BYPASS:
2
+18 +18 +18
1
3
U3
1/2
33078
C6 C26 C29
100n 100n 100n
R43 R38
-18
82K5:1% 82K5:1%
-18 -18 -18
RV1 RV2
GND
100K 100K
HDRM+ 9.85 CLP+ 9.5 +78
ISOTHERMAL
R17 R20
R37
270R 10k:1%
15R
FP
R15
C3
GND
Q11
1u 16v
113K0:1% BF872
R19
HDRM - CLP = 300mV
45K3:1%
330R
R16
16v 1u
R36
GND
C10
113K0:1%
RV3 RV4
R18 R21
270R 10K:1% 100K 100K
HDRM- CLP-
R41 R39
82K5:1% 82K5:1%
33078
R26
C11
1/2
HDRM+
47p
3K 5
U3
7
BC560
6
Q6
R40 R42
Q7
10K:1% 10K:1%
C25 R23 BC550
1K
R27
D7
R22 R25 CLP+
47K R33 R34
C14
17K8:1%
16v 2u2
6 10K:1% 10K:1% 47u
C17
7 2
5 U1
6 D12 10v
CLP- D11
1/2
7
33078
BC550
D8 5
U2
R24 Q9
1/2
1K R28
33078
R32 R35
47K
ROG
249R:1% 249R:1%
Q8
BC550
R29
C12
+18
HDRM-
47p
3K
D9
R31
220K
D10
Q10
C13 A63 C31
LD2
100n 27p R30
GND
820R
RED
WARNING: 300 VDC IS BETWEEN THE POWER SUPPLIES. THIS PRESENTS A SIGNIFICANT SHOCK HAZARD. PLEASE, USE EXTREME CAUTION WHEN SERVICING!
RDRV
T1
4v ACROSS R5
T2
ROG
T6
+145 RCLIM
T3
C22 GND
R69 R68 +145 R5 R6 C3
R78 80V
15K 15K 10v
T4 249R:1% 10K:1%
470K 6800u 22u
T7
+78
RTSENSE T5
C23 Q3
+78
80V BC560
6800u ISOTHERMAL
T8
GND GND
R77 TO HEATSINK
C2
C24
470K 16mA
RV1
80V -78
R76 C18 1n
6800u
T9
8K2 -78 100K
10n R7 R8
150R 15K
C25
R66 R67
80V
6800u 15K 15K -145
T10
-145
Q1
BC550
R9
GND
SERVICE CAUTION: VOLTAGES GREATER THAN 249R:1%
LIN
300 VOLTS ARE PRESENT R1 R3
RT1
ON THIS CIRCUIT BOARD. 39R 2R2
4K7
THE MAXIMUM CURRENT AVAILABLE FROM
1
RDRV (LDRV) IS LIMITED TO 75 mA.
R2
NOTE: Q1 AND Q2 MUST BE R4 R10 R13
68R
2R2 4K7 36K
THERMALLY COUPLED
TO Q14 AND Q22 R19
C1
FOR PROPER THERMAL 150v
249R:1%
1n5 Q2
TRACKING!
BC560
MJE5730
.
MTP2P45 BDX53C MTP8P20
MJE2361T BF872 GND
MJH11018
MAC224 MTP245 BDX54C MTP10N12L
R15 R16
150R 15K
C4
470p
B C E B C E G D S B C E
B C E
MJE340 Q4
MJE350 BC550
B C E
BC550C MPSA42 MPSA13 MPSA06 MPSA92
2N5517 MBS4992 BC560C MPSA92 MPSA63 2N5551 MPSA42
R17 R18 C5
249R:1% 10K:1% 10v
22u
EBC C B E E B C E B C EBC EBC E B C
4v ACROSS R17
+18 ZD1 RIGHT ACTIVITY
R98
500mW
THE OPERATION OF THE FAN
4v7 LD3
AND THE HI-TEMP SHUT DOWN 330R
LOG MAY BE VERIFIED BY GROUNDING
Q28
RTSENSE OR LTSENSE. A63 GREEN
EXTRA BRIGHT LEDS!
R101
BAV21
470K D35
GND AT
LFB
HIGH CURRENT R96
220n 250v
INTERFACE
C43
100K
C27
(REQUIRED FOR OPERATION)
220p
3
R54B
R54A 47K
47K
R55A +145
21K5:1%
R49A R57A R67A
470R 150R 33K
C26A
R59A
C21A
10v
10R
22u 10v 4u7
FP
R68A
R48A
68K
+18 1K5
+18
Q14A
C27A
BC560
R55B
C22A 160V
R47A 10u 21K5:1%
300V
1K5 10p
R38A D17A R58A R38B
7K5 39R 7K5
R56B
ROG
R46A 17K8:1%
Q15A
4K7
R39A R39B
7K5 MJE5730 7K5
Q18A
MJE340
Q12A
C18A MPSA42 C18B
16v D13A 16v D13B
D19A 220K
R56A
22u 47R 22u
R44A R60A
D14A R61A D14B
17K8:1%
1K
R40A R43A D22A R40B
C20A C20B
16v 22n 16v 22n
220R 3K 5 220R
D20A
D15A R45A D15B
R62A
1K
C19A 47R C19B
D16A ROG D23A D16B LOG
16v 16v
Q13A
22u D21A 22u
MPSA92
Q19A
R41A MJE2361T MJE350 R41B
7K5 7K5
R50A Q16A
4K7
D18A ROG
R42A R42B
R63A
7K5 C23A 7K5
R51A 39R
300V
1K5 10p C28A
160V
Q17A
10u
BC550
-18 -18
R52A
R69A
1K5
33K
C29A
C24A R65A 16v
C25A
10v 22u 10R 330u
10v
R53A 4u7 FP
R64A R70A
470R R66A
150R 68K
10R
FP
-145
R125
270R
+78
GND
R102
R104
Q30
0.5W
1K
15K
R106 +18
PROTECT
20v
10R
C48
500mW
4 BDX53C FP
25v
ZD7
100u POWER
C49
20v
25v
500mW
R124
GND R107 100u
ZD8
1K5
-18
R103 Q31 10R
R105
FP
0.5W BDX54C +18
1K CONTROL
15K
INTERFACE: -18
1
-78
MW3 +18
2
FP=FLAMEPROOF
LTSENSE
MW3
3
MW3 RTSENSE
4
MW3 RMS
5
OVERHEAT SHUTDOWN
MW3
KILL
R30 R31
C9 C10
300V 2n2 100v 680p
1K2 47R
R29
D
5W Q11
G N
+F15
3K6 MTP10N15L
S
R29A
ZD8
Q13
5W
3K6
16v YS#6900
1W
R32 MR854
75mA IDLE 39R
R28 MR854 D22
4 WATTS 6
D C11
GND 0.5W
G N Q5 160V 220n
1R D12
MTW10N40E
S
R33
ZD1 Q14
0.5W
FLMPRF
R26
500mW D1 C12 1R YS#6900
16v 270R
16v 22n C26
470R
16v 22n
D2 R34 R55
Q9
4 BC550
220R0
R20 R21 R35 +145 +78
2
3K 2K2 R25 GND 1K
3V0 18V
220K
500mW 500mW R36
C6
ZD3 ZD7
2OK
16v R24 91K
R11 R79 R12 Q7
330u 12V0 2R2 R40A D7
22R1 0R47 39R 2N6517 D11
220K R37
500mW R27 BAV21
350V
ZD4
27K
R70
12V0
R38
4V7 500mW 18K
2R2
C7 ZD5
1W R14 27K
Q8 R41 D9
16v
ZD10 39R 20K D10
BC550 R39
330u 3V0 R23 BAV21
R35A
500mW 4K7 91K
R22 4K7
ZD6 R40
C8
3K R42 GND
3 1K
10v
-145 -78
5 R51
D5 2u2 Q10
BC560
D3 270R 220R0
C27
R43
C13 16v 22n
16v R50
R49
500mW D4 16v 22n
470R Q22
1W
ZD2
0R47 YS#6927
2R2 2R2 R44
D16
2X R49B R49A C14
GND 0.5W
MTP2P50E 160V 220n
7
1R MR854
S
R71 D23
Q6A R48
G P
47R D 39R
MR854
S
R72 16v
Q6B
G P 1W
Q21
47R
D
5W
ZD9
3K6 YS#6927
R45
S
-F15 Q12
G P
5W
D MTP8P20
3K6
R46 R47
C15 C16
1K 300V 2n2 39R 100v 470p
R64
33K
MT1 MBS4992
10u
C21
G
R65
MT2
16v
10R
LEFT ACTIVITY ZD2
500mW
LD4 4v7
R99
Q29
330R
GREEN A13
ACTGND
R97
BAV21
470K
D36
R100
220n 250v
C42
100K
C23
220p
+145
R57B R67B
R49B 33K
150R THIS BOARD MAY
470R R59B
FP C26B BE OPERATED
C21B 10R
10v WITHOUT THE POWER
22u 10v 4u7 FP AMP MODULES. SEE
R48B R68B
NOTE ABOUT TEST
1K5 68K FIXTURE PLUG.
C27B TO AMP B (RIGHT)
C22B 160V 1
R47B 10u RDRV
300V
1K5 10p
MW2
D17B R58B 2
ROG
39R
MW2
LOG 3
R46B RCLIM
Q15B
4K7
MW2
4
RFB
MJE5730
Q18B
MW2
MJE340
Q12B ROG 5
RTSENSE
MPSA42 1.6 WATTS
MW2
D19B 220K
47R
R44B R60B
R61B
1K
R43B D22B
3K 6
D20B TO AMP A (LEFT)
R45B 1
R62B
1K LDRV
47R
MW1
D23B 2
Q13B LOG
D21B
MW1
MPSA92
Q19B 3
MJE2361T MJE350 LCLIM
MW1
4
R50B Q16B LOG
LFB
4K7 MW1
D18B LOG 5
LTSENSE
R63B MW1
C23B
R51B 39R
300V
1K5 10p Q17B C28B
160V
BC550
10u
R52B
C29B
1K5 R69B
16v
R65B
33K
C24B 330u
C25B 10R
10v 22u
10v
FP
R53B 4u7 R66B
R64B
470R R70B 10R
150R
FP 68K FP
-145
6 11
RELAY
R1 R2
4 13
+145
GND
C1 C2
S1 S2
RELAY
D46 48V VERSION
D50 D51
8 1 16 9
ACTGND
LD5
+78
RED TO ACTIVITY LEDS. R131 R132
1K5 1K5
LD6
Q38
10V
GREEN 1N4004
MPSA92
500mW
D48
ZD17
R130
C52
9
4u7 63v
10K
R126
10K
Q36
2N5551
R128 1N4004
Q37
D49
BC550
220K
R127 R129
4K7 1M
GND
+145
D21
MR854
Q15 Q17 Q19
+78
YS#6900 YS#6900 YS#6900
MR854 MR854 MR854
D13 D14 D15
Q16 Q18 Q20
YS#6900 YS#6900 YS#6900
8
10
R53 R56 R58 R60
0R15 0R1 0R1 0R1
R52 R57 R59 R61
R62
0R15 0R1 0R1 0R1
3R9
C19
9
150v
10n
GND
Q24 Q26 Q28
YS#6927 YS#6927 YS#6927
D17 D18 D19
MR854 MR854 MR854
Q23 Q25 Q27
-78
YS#6927 YS#6927 YS#6927
D20
MR854
L1
R63
4uH
5R6
-145
BP1 BP2
Q30 MT2
TRIAC_MAC224
EY1 EY2
G MT1
GND
GND