IBM 6551-T3N Service Manual - page 28
1
2
3
4
5
6
7
8
9
10
11
12
13
14
A
B
C
D
E
F
G
H
I
5-9
5-10
(1) Schematic Diagram of A Board
4.16 Vp-p (H)
4.16 Vp-p (H)
4.08 Vp-p (H)
49.8 Vp-p (H)
49.8 Vp-p (H)
48.8 Vp-p (H)
49.8 Vp-p (H)
49.8 Vp-p (H)
48.8 Vp-p (H)
1.78 Vp-p (8 MHz)
1
2
3
4
5
6
7
8
9
0
• A BOARD WAVEFORMS
1.4
1.4
1.4
2.1
2
2.1
1
1.7
1.7
1.7
4.1
4
0
4.1
4.1
3.5
4.1
0
3.8
3.8
0
3.5
4.1
4.7
0.4
3.8
4.9
4
0
4.6
0
0
4.1
4.6
4.6
0.7
9.1
8.6
615
2.6
2.6
8.4
2.5
4.5
0.5
0.4
0.4
0.2
1.7
2.4
0
0
0
0
0
2.5
3.4
2.7
1.8
10
0
0
0
0
2
2
2
0.2
4.7
4.5
0.1
0.5
3.3
3.6
3.2
2.2
4.6
2.5
2.5
4.7
2.6
4.7
1
2.6
4.8
4.8
4.8
0.5
0.5
0.5
108.9
101.1
102.6
7
8
9
6
5
4
1
2
3
61
68.5
85.3
2.6
2.4
2.4
8
107.1
103.8
102.1
4.7
4
1
2
3
4
5
6
7
8
9
10
11
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
10
9
11
12
13
14
15
16
17
18
19
20
21
22
23
24
1
2
3
4
5
6
7
8
9
10
11
12
13
14
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
1
4
6
7
10
11
13
14
15
16
17
3
8
5
12
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
1
2
3
4
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
1
2
3
4
5
6
7
8
9
1
2
1
2
3
1
2
3
4
5
10
9
8
7
6
4
3
1
11
13
G1
H1
H2
G1
KR
KG
KB
G2
G1
GND
FC
FV
F GND
R053
C035
R048
C090
R161
R261
R361
C037
C001
C041
C220
R101
R301
CN309
C352
C252
C152
D311
D211
D111
R013
C320
R201
C120
R140
R010
R340
R330
R230
R130
C109
C119
C019
R022
R023
R018
R017
D007
D008
C033
D011
R092
R077
R032
R014
R006
L005
C043
R033
C038
C122
C222
D023
D024
C059
D025
C022
C092
R009
C130
C010
C330
C304
C204
C104
R039
C032
C045
C020
C027
R047
R049
R031
C028
R045
C029
D014
R108
C121
C108
R115
R208
C221
C208
R215
R308
C308
R315
C305
C205
C105
C054
C018
C053
FB110
FB210
FB310
C106
C206
R320
R220
R120
R319
R219
R119
R109 R209 R309
C306
C011
R310
C311
R210
C211
C015
SG001
CN302
CN303
FB004
FB001
FB005
FB002
R008
R038
R007
L006
C016
C007
C021
R026
R122 R222 R322
FB014
D104
D204
D304
D105
D205
D305
D106
D206
D306
FB012
FB015
FB016
FB017
FB010
FB009
FB018
FB019
FB020
R064
R240
L004
D301
R106
R206
R306
GT001
R004
R118
R218
R318
C111
R110
R078
R080
R081
D012
D101
D108
D201
D208
D308
R044
R307
R207
R107
R050
R079
C060
D002
D004
D016
D019
R104
R304
CN301
FB102
FB202
FB302
FB103
FB203
FB303
C230
R030
R051
R054
R055
C064
C065
R083
R085
R087
R088
R090
R094
C063
R082
C009
R040
C093
R086
R093
GT002
R029
C123
C223
C323
FB022
FB023
C066
C067
R011
R012
R015
R016
C068
R151
R251
R351
R111
R211
R311
R323
C112
C212
C312
R333
R233
FB101
FB201
FB301
FB105
FB205
FB305
C039
C061
C070
C069
X001
R096
SG002
SG101
SG201
SG301
R095
CN307
C094
C003
FB021
C102
R117
R317
R133
C013
C014
R005
R034
CN311
R024
R025
R020
R021
IC008
C040
C319
C049
CN310
CN306
IC009
Q004
Q005
IC006
IC007
D005
C048
C056
C322
R060
C321
Q001
Q003
Q002
IC001
R223
R217
R123
R204
IC002
FB104
C031
J00
1
IC004
IC005
CN305
C042
IC003
CN313
D010
C012
C002
1000p
500V
B:CC
470p
2kV
B:CC
1
:MPS
1000p
500V
B:CC
0.01
B:CC-CP
100
16V
:CI
2.2M
1W
:RN
22M
:RN
82
:RN
82
:RN
82
:RN
82
:RN
82
:RN
100
16V
100
16V
100
16V
1PS226-115
1PS226-115
1PS226-115
100
:CHIP
100
16V
82
:RN
100
16V
56
:CHIP
100
:CHIP
56
:CHIP
82
:CHIP
56
:CHIP
56
:CHIP
47
25V
0.01
B:CHIP
0.01
B:CHIP
100
:CHIP
1k
:CHIP
100 :CHIP
100 :CHIP
MTZJ-T-77-5.6B
MTZJ-T-77-5.6B
0.1
25V
B:CHIP
MTZJ-T-77-5.6B
15k
:CHIP
15k
:CHIP
100 :CHIP
4.7k :CHIP
100 :CHIP
100µH
0.1
25V
B:CHIP
2.2k
:CHIP
0.01
B:CHIP
0.1
25V
B:CHIP
0.1
25V
B:CHIP
MTZJ-T-77-6.2
MTZJ-T-77-6.2
1
16V
B:CHIP
MTZJ-T-77-6.2
220
10V
0.1
25V
B:CHIP
10k
:CHIP
0.22
16V
B:CHIP
0.1
25V
B:CHIP
0.22
16V
B:CHIP
0.1
25V
B:CHIP
0.1
25V
B:CHIP
0.1
25V
B:CHIP
0.1
25V
B:CHIP
0.1
25V
B:CHIP
470
16V
0.01
B:CHIP
10k
:CHIP
68k
:CHIP
1k
:CHIP
47
25V
2.2k
:CHIP
0.1
25V
B:CHIP
1SS119
1k
:CHIP
0.1
25V
B:CHIP
0.1
25V
B:CHIP
270k
:CHIP
1k
:CHIP
0.1
25V
B:CHIP
0.1
25V
B:CHIP
270k
:CHIP
1k
:CHIP
0.1
25V
B:CHIP
270k
:CHIP
0.1
25V
B:CHIP
0.1
25V
B:CHIP
0.1
25V
B:CHIP
0.1
250V
10
250V
0.1
25V
B:CHIP
0.47
250V
0.47
250V
470k
:CHIP
470k
:CHIP
470k
:CHIP
470k
:CHIP
470k
:CHIP
470k
:CHIP
0.47
250V
0.1
100V
8.2k
:CHIP
0.022
B:CHIP
8.2k
:CHIP
0.022
B:CHIP
0.1
25V
B:CHIP
100 :CHIP
100
:CHIP
220µH
470k
:CHIP
470k
:CHIP
470k
:CHIP
0.1
25V
B:CHIP
470
16V
0.1
25V
B:CHIP
8P
WHT
:S-MICRO
0
:CHIP
47
:CHIP
47
:CHIP
470
:CHIP
470
:CHIP
470
:CHIP
0
:CHIP
56
:CHIP
10k
1/2W
:SURGE
22µH
1PS226-115
8.2k
:CHIP
8.2k
:CHIP
8.2k
:CHIP
68
:CHIP
33
:CHIP
33
:CHIP
1PS226-115
1PS226-115
1PS226-115
1PS226-115
1PS226-115
0.022
B:CHIP
1PS226-115
330
:CHIP
47k
:CHIP
1k
:CHIP
1k
:CHIP
8.2k
:CHIP
10k
:CHIP
10k
:RN-CP
10k
:RN-CP
10k
:RN-CP
1M
:CHIP
47k
:CHIP
0.22 16V B:CHIP
100 :CHIP
47
25V
47
25V
47
25V
NNCD5.6A-T1
NNCD5.6A-T1
NNCD5.6A-T1
NNCD5.6A-T1
100
:CHIP
10k
:CHIP
100
:CHIP
47k
:CHIP
1k
:CHIP
100k
:CHIP
47k
:CHIP
1k :CHIP
100k
:CHIP
22
:CHIP
22
:CHIP
10
2P
HSU83TRF
HSU83TRF
HSU83TRF
HSU83TRF
HSU83TRF
HSU83TRF
HSU83TRF
HSU83TRF
HSU83TRF
47k
:CHIP
10
0.1
25V
B:CHIP
2.2M
:CHIP
470
:CHIP
470
:CHIP
0
:CHIP
0
:CHIP
2.2k
:CHIP
1000p
B:CHIP
1000p
B:CHIP
0.1
250V
:PT
0.1
250V
:PT
0.1
250V
:PT
2.2k
:CHIP
2.2k
:CHIP
2.2k
:CHIP
100k
:CHIP
0.1
F:CHIP
0.1
25V
B:CHIP
0.1
B:CHIP
0.1
25V
B:CHIP
0.1
F:CHIP
10p
CH:CHIP
10p
CH:CHIP
10p
CH:CHIP
0
:CHIP
0
:CHIP
0
:CHIP
68
:FPRD
47
1/2W
:SURGE
68
:FPRD
56
:CHIP
47
1/2W
:SURGE
68
:FPRD
330
:CHIP
56
:CHIP
47
1/2W
:SURGE
220
:CHIP
220p
CH:CHIP
220p
CH:CHIP
1M
:CHIP
4p
CH:CHIP
100
:CHIP
56
:CHIP
100
:CHIP
47
25V
47
100V
470
:CHIP
0
:CHIP
4P
RED
:S-MICRO
2.2k
:CHIP
2.2k
:CHIP
47 :CHIP
47 :CHIP
M52758FP
INPUT SEL
0.01
B:CHIP
0.01
B:CHIP
0.1
25V
B:CHIP
4P
8P RED :S-MICRO
BU4053BCF-T2
SYNC SEL SW
2SB709B
BUFF
2SB709B
BUFF
TC74HCT04AF
INVERTER
ST24FC21M6TR
DDC
1PS226-115
0.01 B:CHIP
220p
CH:CHIP
0.1
25V
B:CHIP
0.1
25V
B:CHIP
2SC5022
G2 CONT
2SB709A
SYNC SEPARATOR
2SB709A
SYNC SEPARATOR
MC13289
RGB PRE-AMP
330
:CHIP
100
:CHIP
330
:CHIP
22
:CHIP
LM2402T
RGB OUT
1000p
500V
B:CC
H8D2972
RGB CUT-OFF CONT
NJM2904M(TE2)
G2 CUT-OFF CONT
7P
WHT-L
:S-MICRO
0.1
B:CHIP
CXD9522S
OSD
9P
MTZJ-T-77-5.6B
0.1
25V
B:CHIP
1000p
500V
B:CC
+12V
+80V
+200V
STBY+5V
STBY+5V
STBY+5V
STBY+5V
+5V-2
+5V-2
+5V-2
+5V-2
+5V-2
5
4
3
2
1
10
9
8
7
6
15
14
13
12
11
A
VBIAS
GND3
VCC
GND2
GND1
GND
+12V
H1
GND
GND
+80V
BLUE1
GREEN1
RED1
GND
VD1
HD1
B.IN
G.IN
R.IN
R.OUT
G.OUT
B.OUT
+
GND
-
OUT
VCC
VCC
VCC
B OUT
VCC
GND
NC
NC
NC
VCC
VCC
G OUT
GND
VCC
GND
R OUT
GND
GND
VCC
NC
NC
GND
H OUT
V OUT
GND
SW
VCC
VCLK
SCL
SDA
VSS
NC
NC
NC
GND
B 1
G 1
R 1
H 1
V 1
B 2
G 2
R 2
H 2
V 2
NC
FILT
GND
SDA
SCL
HSYNC
VSYNC
HFLY
AV
VDD_D
VSS_D
XTALIN
XTALOUT
OSCREF
ADCREF
RCI
BCI
VCC
VDD_IO
FBLK
BOUT
GOUT
ROUT
VSS_IO
KB
GND
KG
GND
KR
GND
HEATER
GND
C BLOCK
KB
GND
KG
GND
KR
GND
HEATER
GND
G2
G2
GND
+B
R_OUT
R_BASE
G_OUT
G_BASE
B_OUT
B_BASE
B_IK
G_IK
R_IK
B_IN
G_IN
R_IN
VBB
STBY+5V
+5V-2
NC
IMR
FC
FV
V DET
SYNC
SDA
SCL
CLAMP
BLK
+12V
V8 REF
GND
B IN
G IN
R IN
B OSD
G OSD
R OSD
OSD BLK
B BKG
G BKG
R BKG
G2
S/HB
B OUT
B GND
G GND
G OUT
S/HG
R GND
R OUT
S/HR
BRT
ABL
VDD
GOUT
VOUT
V2
V1
A
B
C
G1
G2
H1
HOUT
H2
INH
VEE
VSS
GND
G SYNC
(VIDEO AMP,RGB OUT)
B GND1
G GND1
R GND1
DDC SCL
DDC SDA
CPU GND1
CN1003
5 - 12 PIN
TO D-a BOARD
TO D-a BOARD
H SYNC
V SYNC
H FBP
CPU GND2
IIC SCL
IIC SDA
CN1002
VCC 6A 6Y 5A 5Y 4A 4Y
1A 1Y 2A 2Y 3A 3Y GND
INPUT2
H SYNC
V SYNC
C SYNC
BP CLP
C BLK
INPUT SEL
1 - 4 PIN
CN1003
TO D-a BOARD
DDC SCL
DDC SDA
CPU GND1
GND
GCI
1KV
1KV
CN510
CN603
TO D-b BOARD
TO D-c BOARD
+12V
+200V
B-SS9315
CN308
5
4
3
2
1
10
9
8
7
6
15
14
13
12
11
INPUT1
8MHz
H
KB
KG
KR
G1
G2
GM
G4
RCV
HV
PICTURE
TUBE
V901
21TKC
TO D-c BOARD
T901(FBT)HV
C096
220p
CH:CHIP
C047
0.1
B:CHIP
JW056
+12V
D026
1SS119
Q006
2SB709B
G2 START
R099
4.7M
:CHIP
R097
10M
:CHIP
R098
10M
:CHIP
C095
470
16V
C046
1
16V
B:CHIP
C097
68p
CH:CHIP
L007 100µH
CN315
8P
CN316
8P
FB024
1.1µH