Table of Contents
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Block Diagrams, Testpoint Overview, and Waveforms
Power Lines Overview (FM23 AC)
PRECONDITIONER
P5
6600
GBU8
3
6611
1
4
4,16
6,14
-
+
PRECONDITIONER
2605
2
2663
3663
6661
6660
AC3 100-200VAC2
AC5 100-200VAC1
3450
MAINS FILTER UNIT
5401
0
0308
0308
+t
+t
5402
1400
2
2
1
2
1
MAINS
MAINS
T6.3A
FILTER
1
1
FILTER
1450
1460
P2
FILTERS-STBY
4
3
4
7465
7460
7470
A
ACTIVATING
6510
BYG10
5500
6504
6511
RS1G
BYG10
6
6513
6512
BYG10
BYG10
3506
7
STANDBY
+t
7540
8
SUPPLY
L7805
2503
IN
OUT
D
S
9
4
G
6505
SB340
D
S
G
6503
RS1G
3508
+25V-HOT
CONTROL FUNCTIONS 2
LED / SWITCH PANEL
SC8
LD
0319
0320
0320
+9V-STBY
+9V-STBY
+9V-STBY
1
10
10
+9V-STBY-SW
2
+9V-STBY-SW
9
9
+9V-STBY-SW
1105
+8V6
3
8
8
+5V-STBY-SW
+8V6
4
+5V-STBY-SW
500mA
7
7
+3V3-STBY-SW
5008
5
6
6
+5V-STBY-SW
6
7
+3V3-STBY-SW
8
9
POWER O.K.
SC7 SC13
SC6
VGA
VGA CONNECTOR
10
11
STAND-BY
SC7
OTC
0318
0318
12
+5V-STBY-SW
1
32
13
+5V-POW
5901 6916
0305
1100
+5V
1
VCC
T1A
+3V3
+3V3
8
9
+5V
5530
3530
10
11
+5V_STBY_SW
5541
12
FM33
LLC-SUPPLY
HOT COLD
HOT
P6
1004
400V-HOT
5003
400V-HOT
T2A
2616
SW25-HOT
A
BIAS
BIAS
SW25V-HOT
25V-HOT
SUPPLY
LCC
2002
SUPPLY
2664
6605
6606
HOT
3451
P3
PROTECTION
0
3452
2
-t
0
HOT
COLD
3
+9V_STBY_SW
P3
SUPPLY-ON
+9V_STBY
0319
+9V_STBY
+9V_STBY
1
+9V_STBY_SW
2
+8V6
+8V6
3
+5V_STBY_SW
4
+3V3_STBY_SW
5
+5V_STBY_SW
6
SCL_1
7531
+5V_STBY_SW
POK
STD16NEO6L
P7
7
SDA_1
8
10
POWER_OK
9
+
+3V3_STBY_SW
9
-
8
6378
10
7386-C
7530
+3V3_STBY_SW
STANDBY
11
STD16NEO6L
POK
12
FAN_SP1
6520
13
+9V_STBY_SW
FAN_SP2
COLD
STANDBY
P2
SUPPLY_ON
CIRCUIT
HOT
+25V-HOT
SYNC SELECTION
VIDEO SELECTION - ADC
SC2
SC4
ON/OFF
+5V-STBY-SW
SWITCH
+3V3-STBY-SW
7175
1101
1
4
5197
+5V-POW
+5V
2
5
+5V
5007
3
6
+3V3
+5A
LD1117
5060
+5B
1170
5009
6-7009
500mA
+8V6
5196
5198
5199
SC3
VIDEO SELECTION
&MATRIX
5170
+5M
SC5
VIDEO
5220
+5V
+5V
5222
5167
+8SW
5224
+8V6
+8V6
+5V-STB-SW
+8V6
5140
+8AA
5164
+5V
+5V
+8A
1270
3164
+3V3
VREF1
500mA
5221
7165
+5V REF
5223
VREF2
5228
6166
+5V_EXP
6.
42
VS-UNSWITCHED
12
6044
14
P7
VS_UNSW 70-90V
16
2020
+VB
1005
6021
11
9043
T5A
+18V
10
1045
6045
2022
9
T5A
77-100V
+5V_STBY_SW
COLD
1110
VA
SUPPLY
T5A
2043
VS_UNSW
1200
70-90V
VCC
VS_UNSW 70-90V
VA
T2A
SUPPLY
VA
VCC
VCC
+3V3
+3V3
VS
VS
8V6
8V6
+5V_STBY_SW
+5V_STBY
TO
SC8
+18V
7260
1260
+18V
7,8
CONTROL
IA5
10
+3V3_OVP
+3V3_OVP
+5V_STBY_SW
VGA INPUT
SCALER, CLOCK-GENERATOR
SC6
SC9
+5V_STBY_SW
+5V
+3V3
+5V
5300
+8V6
+8B
+3V3PLL
+5V-STBY-SW
1575
+5V-STBY-SW
6302
5302
+3V3
+5S
500mA
5350
+3V3-AD
+5R
+3V3-STBY-SW
6353
+5V
5352
+5V
+3V3MAIN1
+5V-STBY-SW
+3V3OUTPUT
+3V3MAIN2
SC7
CONTROL FUNCTIONS 1 OTC
SC10
SCALER-PW164 + MEMORY
3V3AA
3V3DB
+5V
3V3DD
+5V
+8V6
+8V6
+8V6
+5V
+3V3-STBY-SW
+3V3-STBY-SW
+3V3VID
5520
+3V3-CNTL-A
+3V3
5521
+3V3-CNTL-B
5522
3V3DA
+3V3-CNTL-C
5523
3V3DC
+3V3-CNTL-D
5524
3V3DE
+3V3-CNTL-E
P3
0302
AUDIO SUPPLY
9
DC_PROT
+9V_STBY
8
7
6291
5293
VSND_POS
6
D4S8L20U
5290
1
5
2292
1084
2
4
2
3
GND_SND
4
5291
T2A
3
3
1
4
VSND_NEG
2
2294
1
5292
AUX-SUPPLY
VS SUPPLY
VS_UNSW 70-90V
VS
0323
D
S
VS
VA
1
7050
+VB
2
2021
NC
VCC
3
G
4
5
6
SWITCH ON
P3
7
POK
LOGIC
NC
VS
8
VS
P3
9
VSA_CONTROL
10
0333
7052
VCC
1
SWITCH
2
LOGIC
3
SEQUENCE
DISCHARGE
4
5
6
3146
NC
1
VS
7
8
2121
9
6142
0342
VA
VA
1
6224
2
STPS20L40CF
VA
NC
3
NC
14
3
4
5224
2
VCC
5
1
VCC
6
12
NC
2224
2228
VCC
7
6225
0352
13
3
5225
2
VA
1
1
2
NC
11
2225
3
NC
4
6230
5
18
+12V
6
NC
VCC
7
6232
2230
16
7230
L4940
P2
STBY
0306
+8V6
+3V3_STBY_SW
1
2231
3
4
1401
VCC
6
T2A
FAN CONTROL
P4
+12V
- +3V3 SUPPLY -
+8V6
0305
5268
2,3
+3V3
+3V3
12
11
+3V3
10
6267
2269
9
VCC
1
BACK-END-EPLD
SC11
+3V3
1670
+3V3
+3V3-PLD
500mA
+3V3-PW
+2V5
D
S
7641
+3V3-STBY-SW
7640
5572
3640
+8V6
G
+5V-OE
+5V-STBY-SW
5642
+2V5PLDA
5643
+2V5PLDB
5644
+2V5PLDC
5645
+3V3PLDA
+3V3-PW
5646
5630
+3V3PLDB
+3V3W
5647
+3V3PLDC
+3V3
5648
+3V3PLDD
+2V5
5649
+3V3PLDE
SUPPLY & DC PROTECTION
A7
0302
9
DC-PROT
8
+9V-STBY
7
1730
6
5335
VSDN-POS
5
2A5
7735,7736
VCC-10-POS
4
STAB
3
1740
2
5725
VSDN-NEG
1
2A5
7745,7746
VCC-10-NEG
STAB
FILTERS
A2
+9V-STBY
TO
CN23
PDP
VCC-10-POS
VCC-10-NEG
AUDIO AMPLI LEFT HIGH
A3
3315
VCC-10-POS
8-7315
TO
CN33
3318
VCC-10NEG
PDP
1-7315
3330
VSDN-POS
5335
C-7330
????
VSDN-NEG
5360
C-7335
TO
CN42
A4
AUDIO AMPLI LEFT LOW
PDP
3415
VCC-10-POS
8-7415
3418
VCC-10-NEG
1-7415
TO
3430
VSDN-POS
5435
CN52
C-7430
PDP
3455
VSDN-NEG
5460
C-7455
A5
AUDIO AMPLI RIGHT HIGH
3515
VCC-10-POS
TO
8-7515
CN6
PDP
3518
VCC-10-NEG
1-7515
3530
VSDN-POS
5535
C-7530
3555
VSDN-NEG
5560
C-7555
AUDIO AMPLI LEFT LOW
A6
TO
3615
SC8
VCC-10-POS
8-7615
3618
VCC-10-NEG
1-7615
3630
VSDN-POS
5635
C-7630
3655
VSDN-NEG
5660
C-7655
BACK-END-LVDS
SC12
+3V3-PW
+3V3-STBY-SW
AUDIO SOURCE SELECT
SC13
+8V6
+8V6
5796
+8V6A
3796
+4V3A
+9V-STBY
+9V-STBY
SC14
AUDIO-PROCESSOR
+5V
+5V
+8V6
+8V6
5810
+8V6B
3810
+4V3B
SC15
AUDIO-DELAY-LINE
5870
+5D
+5
CL 26532038_004.eps
040402
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