Schematic Diagrams And Printed Wiring Boards; Circuit Boards Location - IBM 6558-03N Service Manual

5-2. FRAME SCHEMATIC DIAGRAM
CONNECTOR PANEL
13W3 CONNECTOR
DSUB HD 15
5
10
15
CN508 CN511 CN505
10P 11P 4P
:VH
WHT WHT
:S-MICRO
1 GND
2 V.DY C
3 V.DY H
4 NC
5 H.DY C
D
6 H.DY C
7 NC
NC
8
9 H.DY H
10 H.DY H
CN520 CN512 CN901
ROTATION+ 6 2 ROTATION+ 6P 9P 5P
ROTATION WHT WHT WHT-L
ROTATION- 5 1 ROTATION-
:S-MICRO :S-MICRO :S-MICRO
H STAT+ 4
H.STA CN509
H STAT- 3 2P
WHT
V STAT- 2
:S-MICRO
V.STA
V STAT+ 1
CN5001
CN5002
9P
6P
WHT
LCC-LT 1 LCC-LT(+)
WHT
:S-MICRO
:S-MICRO
2 LCC-LT(-)
L
LCC-LB 3 LCC-LB(+)
CN5003
4 LCC-LB(-) 10P
WHT
5 LCC-RT(+) V.STAT,H.STAT, LCC
LCC-RT
:S-MICRO
6 LCC-RT(-)
GEO, MAGNETIC SENSOR
LCC-RB 7 LCC-RB(+)
8 LCC-RB(-)
LCC-NS 9 LCC-NS(+) CN5004
4P
LCC-NS(-)
10 WHT
:S-MICRO
1 R IN 1
2 R GND 1
CN401
G IN 1 6P
3
WHT-L
4 G GND 1
:S-MICRO
5 B IN 1
6 B GND 1
1 R IN 2
2 R GND 2
3 G IN 2
CN402 CN1
4 G GND 2 7P
8P
WHT-L
NC
5 :S-MICRO
KB
1
6 B IN 2
GND 2
7 B GND 2
KG 3
GND 4
1 CLP KR 5
LOWB_DET A GND
2 6
2 1
4 3 3 C.BLK HEATER + 7
9 8 6
7 4 GREEN CN403 GND 8
8P VIDEO AMP,
14 13 12 11
5 GND WHT-L
RGB OUT
:S-MICRO
6 INPUT SW
GND
7
8 VIDEO
1 ASC_SW
2 OSD_SEL
MOSI
3
CN407
4 CLK 7P
WHT-L
5 DAC_SEL
:S-MICRO
6 HFBP
7 VRET
CN405
CN406
9P
1 1KV 2P
WHT-L
WHT :S-MICRO
2 NC
:VH
CN502
11P
WHT
:S-MICRO :S-MICRO
HCENT H H CENT H
1 1
FBT
HCENT N 2 2 H CENT N
CN506 CN507
CN503 HCENT L 3 3 H CENT L
8P 2P
7P
WHT WHT WHT +200V 4 4 +200V
:S-MICRO :VH
:S-MICRO
+200V 5 5 +200V
NC 6 6
+80V 7 7
GND 8 8
µ-COM, +15V 9 9
DEFLECTION GND 10 10
-15V 11 11
CN673
CN504
5P
WHT :S-MICRO
:S-MICRO
DGC 1 1 DGUS SW
CN501
9P POWER 2 2 POWER SW
YEL
HTR_SW 3 3 HEATER SW
:S-MICRO
STBY 8V 4 4 STBY+8V
GND 5 5
FASTEN
(CRT SHIELD)
CN801
11P
WHT
:S-MICRO L
H
(USER CONTROL)
G2 GND
G2 GND
C BLOCK
CN2
8P
KB
1
2 GND RCV
3 KG
4 GND H
5 KR
GND
6
7 HEATER +
KB KR G2 G4
8 GND
KG G1 GM
HV
FV1
FV2
CN671
11P
CN601
WHT
CN672
9P
WHT GND 1
:S-MICRO
CN891
3P
CN605 WHT
3P :VH
POWER SW
AC L OUT 1 1 AC L OUT
NC NC 2 2 NC
+80V AC L IN 3 3 AC L IN
GND
+15V
G J
GND
-15V (POWER SW)
(POWER SUPPLY)
CN610
10P
B-TO-B
5P
WHT
GND 1 1 GND
GND 2 2 GND
DRIVE 3 3 DRIVE
I SENCE I SENCE
4 4
CN7501
VCC 5 5 VCC
10P
B-TO-B
V SENCE 6 6 V SENCE
GND
L SENCE 7 7 L SENCE
AC SENCE 8 8 AC SENCE GA
OVP OVP
9 9
CN603 CN604 LVP 10 10 LVP (POWER SENSOR)
4P
3P
WHT WHT
:VH :VH
B-SS9067<NH.>-KESSENZU
DGC AC INLET

5-3. CIRCUIT BOARDS LOCATION

L
Note: The components identified by shading and mark
D
A
! are critical for safety. Replace only with part
number specified.
Note: Les composants identifiés per un tramé et une
marque ! sont critiques pour la sécurité. Ne les
G
remplacer que par une pièce portant le numéro
spécifié.
• All voltages are in V.
• Readings are taken with a 10 M digital multimeter.
• Readings are taken with a color-bar signal input.
GA • Voltage variations may be noted due to normal production
tolerances.
• : Can not be measured.
*
• Circled numbers are waveform references.
s
H
• : B + bus.
S
• : B – bus.
J
Terminal name of semiconductors in silk screen
5-4. SCHEMATIC DIAGRAMS AND PRINTED printed circuit (
WIRING BOARDS
Device Printed symbol
1
Transistor
Note:
• All capacitors are in µF unless otherwise noted. (pF: µµF)
2
Capacitors without voltage indication are all 50 V. Transistor
• Indication of resistance, which does not have one for rating
3
electrical power, is as follows.
Diode
Pitch: 5 mm
4
Rating electrical power 1/4 W (CHIP : 1/10 W) Diode
• All resistors are in ohms.
f
5
Diode
• : nonflammable resistor.
Ï
• : fusible resistor.
¢ 6
• : internal component. Diode
p
• : panel designation, and adjustment for repair.
• All variable and adjustable resistors have characteristic curve B, 7
Diode
unless otherwise noted.
e
• : earth-ground.
8
E
Diode
• : earth-chassis.
[
• The components identified by in this basic schematic diagram
9
Diode
have been carefully factory-selected for each set in order to
satisfy regulations regarding X-ray radiation.
0
Should replacement be required, replace only with the value
Diode
originally used.
]
• When replacing components identified by , make the
!¡
Diode
necessary adjustments indicated. (See page 3-1)
• When replacing the part in below table, be sure to perform the
!™
Diode
related adjustment.
]
Part replaced ( )
!£ Transistor
(FET)
HV Regulator D Board IC901, T902
Circuit Check • Mounted D board !¢ Transistor
(FET)
HV Protector D Board Q660, Q661, D916, D935,
Circuit Check C924, R665, R667, R940, !∞ Transistor
(FET)
R980, T902
• Mounted D board
!§
Transistor
G Board PH680, Q680, Q683, D680,
R680, R685, R686, R687,
– Discrete semiconductot
R688, R689
(Chip semiconductors that are not actually used are included.)
• Mounted G board
Beam Current D Board IC901, D904, D907, D908,
Protector Circuit R011, R908, R909, R921,
Check R925, R926, R929, R930,
T902
• Mounted D board
)
*
Terminal name Circuit
Collector
Base Emitter
Collector
Base Emitter
Cathode
Anode
Cathode
Anode (NC)
Cathode
Anode (NC)
Common
Anode Cathode
Common
Anode Cathode
Common
Anode Anode
Common
Anode Anode
Common
Cathode Cathode
Common
Cathode Cathode
Anode
Cathode
Anode Anode
Cathode Anode
Source
Drain
Gate D D
G G
Source
S S
Drain
Gate
D D
Source
Drain G G
Gate
S S
Emitter
Collector
Base
Ver.1.5