Table Of Contents - Ikegami HTM-1550R Service Manual

-CONTENTS-
MAINTENANCE and ADJUSTMENr
I. MAIN CHASSIS . .. . . ................................
3
(I) PURITY adjusiment . ____ 3
(2) CONVERGENCE adjustment .............. 3
(3) CRT replacement .......... . ......................... 4
(4) BATTERY replacement ---············· 4
• Block Diaw,,111 C2-905473 ...... 5
· Schemalic Diagram C2-905392 ..... 6
2. VIDEO SYSTEM .. 7
2--1 MOTIIERBOARD .. .. 7
(I) Oulline ..... . ...... 7
(2) Adjuslrnenl procedure... 7
· PartsLocarion . . 8
· Schematic
Diagram
· Schematic Diagram
2--2 MPU BOARD .
(I} Outline
(2) Circuil lkscriplion
(3) Adjustment procedure ...
Block Diagram
· Parts Location
· Schematic Diagram
2--3 VIDEO PROC. BOARD
(I)
Oullu1e .
(2) Circuil Dcscrption
(3) Adjustment procedure
· Block Diagram
· Parts
Location
C2-905348 ........... 9
C2-905388 . IO
II
II
II
II
12
13
Cll-905370 14
17
17
17
17
20
21
· Schematic Diagram ..................... Cl 1-905387 ..... 22
2--4 RGB OUT BOARD . . ......... 25
(I) Oullu1e .... .... 25
(2) Circuit Dcscrption . . .. . 2S
(3) Adjuslmenl Procedure ...... 25
· Parts Localion .... 26
· Schematic Diagram .. C3-90S386 ........... 27
2-5 CRT SOCKET BOARD ........ . . 28
· Parts Location ............ 28
· SchemalicDiagram IITM-ISSOR . C4-905417... . ... 29
IITM-2050R .. C4-905403 ........... 30
3.DEF&POWERSYSTEM.
3-1 DEFBOARD&HVOUTBOARD
(I} Oulline ...
············· 31
..... 31
31
(2) Circuit Dcscrplion .
(3) Adjuslmenl procedure .
DEFBOARD
• Block Diagram
· Parts Location .
· Sd1ematic Diagram
HY OUT BOARD
· Parts Location
· Schematic Diagram
3-2 POWERBOARD ....... .
(I) Outline
(2) Circuit Dcscrption .
(3) Adjuslment procedure .
· Block Diagram
· Parts Location ...... .
· Schematic Diagram
. .......... 31
. ... 31
........ 20
········ 34
....... Cl 1-90S332 ........ 3S
..... 37
. .......... C3-90S334 . . .. 38
...... 40
. 40
.......... 39
39
..... 39
41
....... C2-90S329 . .... 42
HTM-1550R
MODEL
HTM-2050R
HDTV/SDTV MUL Tl FORMAT
COLOR MONITOR
SERVICE MANUAL
4.CONTROLSYSTEM.
4-1 FRONrPANEL BOARD & OTHERS
(I} Outline ...
(2) Circuit Dcscrption
o HTM-1550R CONrROL & YR BOARD
. 43
........ 43
43
................. 43
· Block Diagram
44
· Parts localion (PD87AF/PD91P2E} ............ 45
· SchemaJicDiagram ............................................ C2-905342... 46
o
HTM-ISSORFRONfPANELIJOARD
· Parts Location
· Schematic Diagram ............ .
" IITM-lSSORFRONrLEFTBOARD
· Parts
Location
· Schematic Diagram
IITM-2050R CONIROL & YR BOARD
· Parts Location
· Schematic Diagram
o
HTM-2050R FRONf PANEL BOARD
(P-70443) ....
C4-904225 .
.. 47
48
(PD0715} ... 49
C4-90S4 I 8 ................. 50
0'D8ZNSE)
C2-905343 ...
51
S2
· Parts Location ..................................... (P-70429) .......... 53
· Schematic Diagram . . ................. C4-90S22S ..... . 54
,, HTM-2050R FRONfLEFTIJOARD
· Pans Localion
........... (PD8ZM2E) ... 55
56
· Schematic Diagram
,, LEDBOARD
Parts Location
Schernatic Diagram ...
Schemaiic Diagram ...
C4-905339 ..
(PD0407} .
C4-905470 .
C4-905471
57
. .. ·58
.... 59
5. Pans List 60
5-1 Terminal Connection Diagram and
Equivalent Circuit or Semiconductors .. . ..............
60
5-2 Electrical components . ........ 67
(I)
How1orcadtl1epartslist. . .. 67
(2) ManufactureIS Cord. 68
m-~
·~·~~·w
S-3
Mechanical Pans L~f/Exploded View... .. 116
HTM-1550RBODY KJ-908145 ......... 117
HTM-lSSORFRONfR!GHTPANEL .
HTM-1550R FRONT LHT PANEL .......... .
HTM-2050R 1lODY
HTM-2050R FRONf PANEL .
HTM-2050R FRONf LEFT PANEL ... .
IITM-1550R VIDEO UNIT ................. .
IITM-2050R VIDEO UNIT .... .
KJ-908146 ......... 119
K4-908147 ......... 120
KJ-908131.... ..121
K3-908132 .. 123
K4-908133 ......... 124
K4-908149 ........ 12S
K4-908134 ......... 126
HTM-1550R/2050R MPU BOARD .... K4-908l0l ... 127
HTM-1550R/2050R VIDEO PROCESS BOARD ..... K4-908I02 ........ 128
IITM-1550R/2050R RGB OUfBOARD.... K4-908098... ..129
HTM-1550R/2050RDEF 1lOARD ..... K4-908096 ......... 130
HTM-1550R/2050R HY BOARD ..... .. K4-908113 ......... 131
HTM-1550R/2050R POWER BOARD
DCH-501 DUAL COMPONENf MODULE .
DKH-501 HD-SDI DIGITAL I
INPUT MODULE
DKH-502 HIMDI DIGITAL2 INPUTMODUIE .
K4-908095. . .. 132
K4-908150 ....... 133
K4-908099 ......... 134
K4-908100 ......... 13S
DK-801421 DIGITAL COMPONENT MODUIE .... .. K4-908J03 ........ 136
D~l
NISC3UNE<XlMBDECODERMODUIE K4-908104 ......... 137
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