Testpoint Overviews (Av + Ps) - Philips F21RE Service Manual

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Block Diagrams, Testpoint Overviews and Waveforms

Testpoint Overviews (AV + PS)

AV interface panel (AV)
0341
0341
8
2
1
3
F740
9
1
2
ONE-SHOT
7545
0340
7740
F521
3
RC-SELECTION
F525
5
F529
7
VGA/HD SYNC
SWITCH
0315
F585
1
0373
F821
1
F827
3
0371
F460
1
F461
2
F462
3
4
F463
0333
F704
5
7
F705
F707
9
F708
11
0372
5
F770
F771
6
F772
7
F773
8
Y/C CVBS SELECTION
0304
F601
1
3
F621
F641
5
1
11
F660
7
2
10
F661
9
F670
11
F444
F580
YPbPr / RGB MATRIX
7607
0301
5
10
1
F440
15
F441
2
F442
3
0301
13
F444
14
F445
(COMPONENT-SIDE)
F21RE AB
0308
0309
11
1
9
10
2
8
1519
1.9
2.3
JUMPERS
I/O EXPANDER
7450
7880
SYNC SWITCH
7570
N.C.
N.C.
0399
0398
1
11
1
11
2
10
2
10
MONITOR OUTPUT SWITCH
7520
CENTRE / LR SELECTION
7840
AUDIO INPUT SELECTION
RGB OUTPUT BUFFER
7810
7550
7575
F445
F579
F578
1
5
1
6
0302
0313
10
6
11
15
11
0303
6.
41
0309
Power supply panel (PS)
3
F702
5
F703
0309
7
F706
F071
9
F709
F012
9
10
0328
1
F811
0300
3
F812
8
10
F813
6000
0306
1
2
F501
3
F502
F008
4
4
F503
5
F504
F013
6
F505
0307
7200
4
5
F073
4
F507
7
F516
1
8
0310
5
F508
F008
6
F509
50V / div DC
5µs / div
F011
100V / div DC
5µs / div
F012
20V / div DC
5µs / div
F013
2V / div DC
5µs / div
F016
2V / div DC
5µs / div
F024
2V / div DC
10µs / div
F026
0303
1
F559
2
F560
3
F561
13
F578
500mV / div DC
14
F579
10µs / div
9
F580
(MEASURE OTHERSIDE)
(COPPER TRACK SIDE)
HOT
COLD
16
7001
2005
+
5003
1
-
USE (-) LEAD AS HOT
MEASURE GROUND
7000
F011
D
3
4
F016
7002
5
6
G
S
2
1
F024
5200
2
F072
1
10
F067
4
1
4
1
7203
7202
3
2
5
8
F069
F067
F460
F621
F559
1V / div DC
2V / div DC
500mV / div DC
1V / div DC
10µs / div
20µs / div
20µs / div
20µs / div
F069
F461
F560
F641
500mV / div DC
2V / div DC
1V / div DC
2V / div DC
10µs / div
5ms / div
20µs / div
5ms / div
F071
F462
F561
F702
1V / div DC
2V / div DC
1V / div DC
500mV / div DC
10µs / div
5ms / div
20µs / div
20µs / div
F072
F463
F578
F703
1V / div AC
2V / div DC
2V / div DC
50mV / div DC
2ms / div
5ms / div
20µs / div
20µs / div
F073
F521
F579
F704
100V / div DC
2V / div DC
2V / div DC
500mV / div DC
10µs / div
20µs / div
5ms / div
20µs / div
F525
F580
F705
2V / div DC
2V / div DC
2V / div DC
20µs / div
20µs / div
20µs / div
F529
F601
F706
2V / div DC
500mV / div DC
20mV / div AC
20µs / div
20µs / div
200µs / div
0307
0307
6103
1
3
F032
C
A
7
F038
USE HEATSINK AS COLD
MEASURE GROUND
8
F042
11
F044
11
0306
1
4
1
0306
7011
5
F052
5
8
F026
6
F054
9
7
F056
F707
F811
20mV / div AC
500mV / div AC
2ms / div
200µs / div
F708
F812
20mV / div AC
500mV / div AC
2ms / div
200µs / div
F709
F821
20mV / div AC
20mV / div AC
200µs / div
200µs / div
F770
F827
20mV / div DC
20mV / div AC
20µs / div
200µs / div
F771
2V / div DC
20µs / div
F772
2V / div DC
20µs / div
F773
2V / div DC
20µs / div
CL 36532013_025.eps
110303

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