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HT-DV90 HRJ(S) LH(S)
SIMPLE-2
SERVICE MANUAL
DVD STEREO SYSTEM BASIC DVD/CD MECHANISM: MGD-F6103A
A par t of contents is adequate.
Re-issuing is under pr epar ation r equest.
TA
DA
S/M Code No. 09-023-359-3N3
TABLE OF CONTENTS
SPECIFICATIONS ..................................................................................................................................................................... 3 ~ 4
PROTECTION OF EYES FROM LASER BEAM DURING SERVICING ......................................................................................... 5
ACCESSORIES LIST ...................................................................................................................................................................... 6
ELECTRICAL MAIN PARTS LIST ........................................................................................................................................... 7 ~ 22
TRANSISTOR ILLUSTRATION ..................................................................................................................................................... 23
BLOCK DIAGRAM - 1 (OVERALL) ............................................................................................................................................... 24
WIRE HARNESS DIAGRAM ......................................................................................................................................................... 25
SCHEMATIC DIAGRAM - 1 (MAIN SECTION - 1/2) ..................................................................................................................... 26
SCHEMATIC DIAGRAM - 2 (MAIN SECTION - 2/2) ..................................................................................................................... 27
SCHEMATIC DIAGRAM - 3 (FRONT/KEY1/KEY2 SECTION) ..................................................................................................... 30
SCHEMATIC DIAGRAM - 4 (FUNCTION SECTION) .................................................................................................................... 33
SCHEMATIC DIAGRAM - 5 (POWER SECTION) ......................................................................................................................... 35
SCHEMATIC DIAGRAM - 6 (DVD MAIN SECTION) ..................................................................................................................... 37
WIRING - 1 (MAIN C.B -1/2) ......................................................................................................................................................... 28
WIRING - 2 (MAIN C.B -2/2) ......................................................................................................................................................... 29
WIRING - 3 (FRONT C.B) ............................................................................................................................................................. 31
WIRING - 4 (KEY1/KEY2 C.B) ...................................................................................................................................................... 32
WIRING - 5 (FUNCTION C.B) ....................................................................................................................................................... 34
WIRING - 6 (POWER C.B) ............................................................................................................................................................ 36
WIRING - 7 (DVD MAIN C.B) ........................................................................................................................................................ 38
LCD DISPLAY ............................................................................................................................................................................... 39
IC BLOCK DIAGRAM ............................................................................................................................................................ 40 ~ 43
IC DESCRIPTION ................................................................................................................................................................. 44 ~ 58
MECHANICAL EXPLODED VIEW 1/1 .......................................................................................................................................... 59
MECHANICAL MAIN PARTS LIST 1/1 ......................................................................................................................................... 60
COLOR NAME TABLE .................................................................................................................................................................. 61
MECHANISM EXPLODED VIEW 1/1 ............................................................................................................................................ 62
MECHANISM MAIN PARTS LIST 1/1 ........................................................................................................................................... 63
OTHER PARTS LIST 1/1 ....................................................................................................................................................... 64 ~ 65
SPEAKER EXPLODED VIEW 1/1 ................................................................................................................................................. 66
SPEAKER PARTS LIST 1/1 .......................................................................................................................................................... 67
SPEAKER OTHER PARTS LIST 1/1 ............................................................................................................................................. 68
SPEAKER DISASSEMBLY INSTRUCTION .......................................................................................................................... 69 ~ 70
AMPLIFIER ADJUSTMENT .......................................................................................................................................................... 71
-2-
SPECIFICATIONS -1/2
[HR Model] General
Main unit HT-DV90 Power requirements 120/220 - 240 V AC switchable, 50/60 Hz
Power consumption 85 W
FM tuner section Power consumption 4W
Tuning range 87.5 MHz to 108 MHz in standby mode
Usable sensitivity (IHF) 16.2 dBf Dimensions 430 (W) x 70 (H) x 311 (D) mm
Antenna jack 75 ohms (unbalanced) Weight 4.3 kg
AM tuner section Disc player section
Tuning range 531 kHz to 1629 kHz (9 kHz step) Color system PAL/MULTI/NTSC (Switchable)
520 kHz to 1720 kHz (10 kHz step) Supported discs DVD video discs
Usable sensitivity 700