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Block Diagrams, Testpoint Overviews, and Waveforms
Block Diagram Supply
SUPPLY 42" FHP
PRECONDITIONER
A5
PRECONDITIONER
6600
3
GBU8J
F601
F600
5600
6611
1
4
16
14
-
+
7610
5612
2603
STW26NM50
2
1
2
4
6
3610
D
G
7608
S
2616
6606
3611
3614
6605
F604
3608
3663
2663
6661
6660
2664
3660
F608
7661
3668
MC34063AD
6641
8
1
F609
DC TO DC
6665
5660
7
CONVERTOR
2
7650
I622
MC33368
16
LINE
6663
2662
BIAS
7
ZC
CONTROL
12
VCC
I625
F610
3605
3641
11
GATE
7641
5
MULT
3
I618
VFB
CS
3651
D
6
I629
2640
7640
G
BSN20
S
3640
3666
2666
AC3 100-230VAC2
AC5 100-230VAC1
3450
3451
0
0
MAINS FILTER UNIT
+t
+t
5005
5401
0308
5402
1400
3452
2
1
2
1
2
2
MAINS
MAINS
-t
0
T6.3A
FILTER
1
1
FILTER
1450
1460
F411
4
3
4
3
FILTERS STANDBY
A2
1M05
7465
7460
7470
1
TO 1m05
KS
2
ACTIVATING
ACTIVATING
IBO SUPPLY
DELAY
6513
6512
BYG10
BYG10
3506
+t
400V-HOT
A
6510
6511
2503
A5
BYG10
BYG10
- STANDBY SUPPLY -
5500
F500
6504
F502
RS1G
2
6
CONTROL
3507
3
7
7500
I510
TNY256
I508
8
4
5
ENABLE
DRAIN
9
7-8
SOURCE
4
6505
F503
SB34
1
3501
4
1
3505
7501
TCET1102
1
3
7502
2
TS2431
2
3503
3
6503
I504
RS1G
3508
+25V-HOT
2505
All manuals and user guides at all-guides.com
FTP2.4E AB
6.
LLC SUPPLY
A6
HOT
- LLC-CONVERTER -
TCET1102
400V-HOT
400V-HOT
A2
- BIAS-SUPPLY -
7093
A
LM317T
F001
400V-HOT
3092
BIAS
25V-HOT
7090 :
3095
7092
2053
PROT
3096
SW25V-HOT
6095
7007
7005
SW25V-HOT
5001
STU16NB501
7020
7001
D
HIGH
MC34067P
15
G
10
SIDE
VCC
DRIVE
S
I038
11
CONTROL
F003
F005
7017
14
4
7018
15
OA
3
I083
12
2
SOFT
6
OB
7006
START
7008,
BZG03
+
F004
7021, 7012
8
10
D
CURRENT
FI
LOW
PROTECTION
14
G
7
SIDE
3011
DRIVE
S
I057
13
3680
3050
I083
3671
TCET1102
A7
AUX-SUPPLY
70-90V
- VA-SUPPLY -
I107
5121
I101
1110
3118
1
2
TA5
D
S
3
4
7110
VCC &
HOT
DRAIN
6120
CONTROL
G
7117
COLD
PSMN035
7112
TEA1507
8
3117
1
DRAIN
I105
VCC
6
3
DRIVER
CTRL
5
SENCE
2
CONTROL
+9V_STBY_SW
3113
6113
4
DEMAG
A3
6111
2114
4
1
7120
TCET1102
3
2
SUPPLY_ON
PROTECTIONS
A3
+5V_STBY_SW
VS PROTECTION
VA PROTECTION
+9V_STBY
3308
VS_UNSW
70-90V
6312
3312
3300
7308 A+B
+5V_STBY_SW
7
1
2V5 CIRCUIT
6
6313
2V5
5
+5V_STBY_SW
2
4
+9V_STBY
3304
7375
2V5
7376
7304
VSA-
1
TL43IC2
3324
CONTROL
LOGIC
3
COLD
HOT
+25V-HOT
2
11
HOT COLD
+5V_STBY_SW
4
1
VS-SUPPLY
- AUDIO SUPPLY -
7003
2
3
6291
D458L20U
5290
1084
4
2
5002
F1A
16
3
1
14
VB
12
3
6
11
10
9
3072
5004
6044
STTH2003C
16
3
VS_UNSW
2
70-90V
14
2020
12
1
CONTROL
3
6
6021
1083
BYU28
11
F2,5A
+30V
10
6045
1082
BYU28
2022
9
F2,5A
7010,7011
4
1
7002
CONTROL
VRS
CIRCUIT
FEEDBACK
3
2
HOT COLD
- VCC SUPPLY -
VS_UNSW
5220
70-90V
1200
1
14
VA
T2A
3
13
I236
2
I214
2121
7200
12
BSN304
7212
4
I213
TEA1507
7217
11
D
8
I216
VCC_GO
G
1
PSMN070
DRAIN
A3
VCC
S
D
6
G
DRIVE
3
CTRL
S
5
3202
SENCE
4
7202
DEMAG
3218
BSN20
I208
GND
18
D
G
3214
S
6211
16
5
I220
2210
7
VA
+30V
VRA
4
1
A3
VSA_CONTROL
7220
A3
TCET1102
VA
3
2
ADJ.
SUPPLY-ON
VCC PROTECTION
12V PROTECTION
VA
VCC
+12V
6321
3321
6333
3333
6340
3338
3311
3320
3332
7308 C+D
7330 A+B
7330 C+D
11
7
11
13
1
13
10
6
10
3313
6322
6334
2V5
2V5
2V5
6341
9
5
9
14
2
14
8
4
8
3317
7389
+5V_STBY_SW
+12V_OVP
3389
A7
3388
AUX-SUPPLY
A7
LATCH
A3
DC_PROT
A3
+12V
1002
F293
TO 1M02
DC_PROT
7
VSND_POS
6
C
5
PDP AUDIO
2292
GND_SND
4
6291
3
VSND_NEG
2
2294
1
6292
+12V SUPPLY
F294
+9V_STBY
+12V
1200
+30V
VTUN
+5V_STBY_SW
7260
T2A
+12V_OVP
L4973
7,8
VCC
3
+8V6
3345
6348
2
CONTROL
3346
3345
12
VTUN
3346
A7
V.S._UNSW
VS- SWITCHED
70-90V
D
S
7050
6142
PSMN035
2021
BYD33D
VA
F016
G
I200
VS
VB
SWITCH ON
POK
LOGIC
VS
A3
3053
I201
SWITCH
D
7052
LOGIC
G
IRFR18N15D
VSA-CONTROL
SEQUENCE
S
DISCHARGE
A3
I202
VRS
A3
F140
VCC
6225
3
2
5225
PROTECTIONS
A3
1
2225
5229
+9V_STBY_SW
F116
6230
3360
3363
2230
FAN CONTROL
7230
7366-2
L4940
A3
5
3228
7
+8V6
6
+2.5Vref
7227
3224
6378
7326
TL431CZ
7327
+5V_STBY_SW
POK
A7
DETECTION
+8V6
3225
CIRCUIT
+8V6 UNDER
VOLTAGE PROT.
DC_PROT
VCEGO
LATCH
STANDBY
3390
3349
+5V_STBY_SW
7351
6366
3350
6347
3345
3361
+5V_STBY_SW
3358
3353
7352
7348
3346
3347
6364
3354
3391
7362
F343
7004
3344
3364
+5V_STBY_SW
6362
3343
3341
7341
3342
0323
VA
1
2
NC
VCC
3
4
TO
1M10
5
CN23
1
TO 1M10
6
PDP
2
7
AL
NC
VS
3
8
AMBIENT
9
4
LIGHT
10
0333
VCC
1
2
0323
3
11
4
TO
10
5
CN33
9
TO 1M46
6
PDP
8
NC
VS
7
7
B21
8
6
9
SSB
5
4
3
2
1
0342
VA
1
2
NC
3
TO
NC
VCC
4
CN42
5
PDP
6
NC
VCC
7
VS
VS
0352
VA
VA
1
2
NC
3
NC
TO
4
CN52
5
PDP
6
NC
VCC
7
FITER STANDBY
A2
0306
1
+3V3_STBY_SW
3
TO
4
CN6
PDP
1004
VCC
6
T2A
0311
1
2
3
4
VRA
5
TO
A3
VRS
6
CN11
A3
VCEGO
7
PDP
A3
VSAGO
8
A3
PFCGO
9
A3
- ERROR LOGGING -
0319
1
POR
F300
2
F301
3
F302
4
F304
5
F305
TO 1M03
6
B21
STANDBY
7
8
SSB
+9V_STBY_SW
9
F309
POWER_OK
10
F310
VA
VS
3302
3396
3303
3397
3316
3305
0307
VSK
1
I900
2
I943
VAK
3
I901
5
2x
VRS
7
7391
I903
TO
2x
VRA
9
CN7
I904
PFCGO
11
PDP
A2
VCEGO
13
A3
I905
VSAGO
15
A2
I906
A3
20
7393
NC
E_14650_041.eps
041005
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