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D | A |
| G |
L |
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| US |
H2 |
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H1 | J |
Note: The components identified by shading and mark
!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 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
•Voltage variations may be noted due to normal production tolerances.
• | * | : Can not be measured. |
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•Circled numbers are waveform references.
•s : B + bus.
•S : B – bus.
— D BOARD (Conductor Side) —
1
A
2
3
4
5
• D BOARD SEMICONDUCTOR LOCATION
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| Q1007 | 1 |
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IC | DEFLECTION | ||||||
Q1008 | 1 | ||||||
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(ConductorSide ) (ComponentSide ) |
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Q1009 | 1 |
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IC001 |
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IC002 |
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IC003 |
| Conductor | Component |
| 1 | 2 | 3 | ||||
IC004 |
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IC005 |
| D004 |
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IC006 |
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D006 |
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IC007 |
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| D012 |
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IC008 |
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D013 |
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IC010 |
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| D014 |
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IC011 |
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D015 |
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IC013 |
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| D016 |
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IC014 |
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D019 |
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IC016 | D020 |
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IC502 |
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D025 |
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IC505 |
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| D026 |
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IC701 |
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| D027 |
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IC702 |
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D028 |
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IC703 |
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| D029 |
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IC1004 |
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| D032 |
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TRANSISTOR | D050 |
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| D501 |
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4
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5-4. SCHEMATIC DIAGRAMS AND PRINTED WIRING BOARDS
Note:
∙All capacitors are in µF unless otherwise noted. (pF: µµF) Capacitors without voltage indication are all 50 V.
∙Indication of resistance, which does not have one for rating electrical power, is as follows.
Pitch: 5 mm
Rating electrical power 1/4 W (CHIP : 1/10 W)
•All resistors are in ohms.
•f : nonflammable resistor.
•ì : fusible resistor.
•¢ : internal component.
•p : panel designation, and adjustment for repair.
•All variable and adjustable resistors have characteristic curve B, unless otherwise noted.
•e :
•E :
•The components identified by [ in this basic schematic diagram have been carefully
Should replacement be required, replace only with the value originally used.
•When replacing components identified by ], make the necessary adjustments indicated. (See page
•When replacing the part in below table, be sure to perform the related adjustment.
| Part Replaced (]) |
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HV Regulator | G Board | IC901, | T901 |
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Circuit Check |
| ∙ Mounted G board |
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HV Protector | G Board | Q907, | Q908, | D913, | D916, |
Circuit Check |
| C923, | R920, | R927, | R952, |
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| T901 |
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| ∙ Mounted G board |
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Beam Current | D Board | R011, | R1068 |
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Protector Circuit |
| ∙ Mounted D board |
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Check | G Board | IC901, | IC902, | Q907, | Q908, |
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| D902, | D918, | D919, | R923, |
Terminal name of semiconductors in silk screen
printed circuit (*) | Terminal name | B | |||
| Device | Printed symbol | Circuit | ||
1 | Transistor |
| Collector |
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2 | Transistor |
| Collector |
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3 | Diode |
| Cathode |
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5 | Diode | Anode | (NC) |
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6 | Diode | Common | C | |
Anode | Cathode |
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7 | Diode | Common |
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8 Diode |
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9 | Diode |
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0 Diode |
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!ÁDiode |
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!ªDiode | Anode | Cathode |
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Anode | Anode |
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!£ Transistor | Drain | Source | D | D |
(FET) |
| Gate | ||
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!¢ Transistor |
| Drain | Source | S | S | |
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(FET) |
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!° Transistor | Source | D |
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Drain |
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(FET) | Gate | S |
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!¤ Transistor |
| Emitter |
| Collector | |
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–Discrete semiconductot
(Chip semiconductors that are not actually used are included.) | Ver.1.5 |
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| Conductor | Component | D502 |
| – |
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| ( Side | ) ( | Side | )* | D503 |
| 3 |
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Q001 |
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| 1 | D504 | – |
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Q003 |
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Q004 |
| 2 | D506 | – |
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Q005 |
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Q006 |
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Q007 |
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Q501 |
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Q502 |
| 1 | D511 | – |
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Q503 |
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Q504 |
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Q505 |
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Q506 |
| – | D517 |
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Q507 |
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| D518 |
| 3 |
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Q508 |
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| D519 | – |
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Q509 |
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Q510 |
| 1 | D701 |
| 3 |
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Q511 |
| – | D702 | – |
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Q512 |
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| D703 | – |
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Q514 |
| – | D704 |
| 3 |
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Q516 |
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Q517 |
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| 3 |
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| 3 |
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Q518 |
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Q519 |
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Q520 |
| 1 | D709 |
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Q521 |
| 2 | D710 | – |
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Q522 |
| – | D711 |
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Q523 |
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| D921 |
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Q524 |
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Q525 |
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| D1001 |
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Q526 |
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Q527 |
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| D1003 |
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Q528 |
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Q529 |
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| D1005 |
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Q702 |
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| – |
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Q709 |
| – |
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| D1007 |
| 9 |
| D | |||||
Q710 |
| – |
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| D1501 |
| 3 |
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Q711 |
| – |
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| D1502 |
| 3 |
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Q712 |
| – |
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| D1503 |
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Q713 |
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Q714 |
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Q1001 |
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| CRYSTAL |
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Q1002 |
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Q1003 |
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Q1004 |
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| 1 | X001 |
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Q1006 |
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*: Refer to Terminal name of semiconductors in silk screen printed circuit (see page
R928, | R933, | R934, | R942, |
R944, | R945, | R947, | R948, |
R951, | R952, | T901 |
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∙ Mounted D board |
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NOTE:
The circuit indicated as left contains high voltage of over 600