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HA7Z PSU and protection diagram
S:\STUART\SERV1486.SCH
LB+ RB+
VDD PSX_MOD VDD THERMAL SENSOR
CON407
VDD ON @73DEG OFF @69DEG
R413 R414 R415 R416 Q401 Q402 D421
AMPIN D414 820R 47k 820R 47k OVER_C
BLACK BAS16
BAS16
1
3
1
3
CON408 D413 R410 R412 T405
BC856B R409
C428
2322 640 63333
IC401 IC402 560R R467 R469
TH401
BLUE 22k 47k 1nF 33k 100k T412
SFH610-2 SFH610-2 Q403 Q404
33k
1N4002 BC856B
R411
CON409 4k7 R470 10k
C401 GND_D GND_D
22uF
RED 63V
2
4
2
4
CON401 T411
PSXO GND_D GND_D GND_D LB- GND_D RB-
BC846B
WHITE
C429 R468 R471
C417 R465 390R 100k
+15V
100nF
VR402 R428 2k
T406 TIP31 7815
R417 3k
CON402 D401 +PSU FS401 +PSU I/P O/P +15V
+VCC 1R
G
NFR T408 GND_D
YELLOW 4 Amp fast BC846B
100nF 1N5402 C418 ST401
R424 R419 R421 ISSue 6 to inclued temperature mods and over voltage detection mods
100nF 1N5402 C415 22k GND_PSUR
100nF 1N5402 7000uF D411 7k5 3k3 +5V
100nF 1N5402 1N4002 R430 C406
D402 50V C402 C403 D422 VDD VDD VDD
GND_D GND_OP_R T406/407 Use with heat sink 1k8 100nF 5V6
22uF 22uF
CON403 63V 63V
R456 R459
GREEN GND_IP GND_IP POWER SUPPLY 1/12 3k9 10k
CON410 D403
GND_REG C404 D423
5V6 GND_REG 25V > TRIP > 50V 5
GND_REG GND_OP_L 22uF C405 R431 C407
GND_AC GND_AC D412 63V 22uF 1k8 7
C419 100nF R454 6
63V -5V +VCC
C416 R425 1N4002 GND_PSUL
R420 R422
7000uF 22k T409 47k
50V 7k5 3k3 R452 IC404B LM393
BC856B R457
D404 FS402 100k 10k IC404A LM393
CON404
-VCC R418
G
-PSU I/P O/P -15V 3
GREY -PSU R429 1 FUSE
C420 4 Amp fast 1R 2
NFR T407 TIP32 VR403 3k
7915 R466 R453 R455 R458
-15V 100k 4k7 10k
2k
C421
-VCC
VR401 GND_D GND_D GND_D
CON405 D405 VIN 7805
HA7Z PSU and protection diagram
I/P O/P VDD
G
ORANGE
Placed at CON301
C422
100nF 1N4002
100nF 1N4002
100nF 1N4002 VDD
100nF 1N4002 D406 +CCS_L +CCS_R
OC TRIP = 15A LF, 20HF, 25A TRAN.
D417
R461 R406 IC403A TL072 BAS16
D407 4k3 4k3 +PSU
C425 C409 C426 R438 68k 3 D415
2200uF 22uF
OC+L 1 R448
100nF R439 68k OVER_C
63V OC-L 2
R460 C423 BAS16 10k
c Cyrus Electronics Ltd
CCS_ON T401 R450 R451 R463 R464
BC846B R442 R444 -15V 20k 10k 22k 22k
1R NFR 13k 15k
D408 R446
R401
R407 100k C408
CON406 1R NFR 2k 100nF T410
GND_D GND_D +15V BC846B
VIOLET C424 GND_D
R440 68k 5 D416
OC+R 7 GND_DGND_D D418
VDD T403 R441 68k 6 D419
BC856B
OC-R BAS16
5V6
MUTE5V
R403 IC403B TL072
D409 R443 R445 R449 BAS16
BAS16 D410 47k 13k 15k 1k8
R408 R462 R447 D420
BAS16 GND_IP 4k3 4k3
GND_D
100k VDD
MAINS
GND_D GND_D GND_D BAS16
C427 R402 -CCS_L -CCS_R
22uF 1k Cyrus III i
63V Power supply
GND_D GND_D
13-Aug-2001