Please use this service manual with referring to the user guide ( D.F.U. ) without fail.
Service
Manual
AV Pre Tuner
AV8003 /
F B/K1B/N1B/U1B
TABLE OF CONTENTS
SECTION PAGE
1. TECHNICAL SPECIFICATIONS ........................................................................................... 1
2. TECHNICAL DESCRIPTION ................................................................................................ 9
3. SERVICE MODE ................................................................................................................. 15
4. SYSTEM ERROR ............................................................................................................... 17
5. DUAL BACKUP MEMORY .................................................................................................. 21
6. UPDATE FIRMWARE .......................................................................................................... 22
Mode 1 : Update/Download MAIN CPU's software to internal Flash-ROM .................... 24
Mode 2 : Update/Download DSP's software to Flash-ROM ........................................... 30
Mode 3 : Update/Download HDMI CPU's software to internal Flash-ROM ................... 36
Mode 4 : Update/Download HD Radio CPU's software to internal Flash-ROM ............. 40
Mode 5 : Update/Download HD Radio Module's software ............................................. 48
Mode 6 : Update/Download DMP Sub CPU's software to internal Flash-ROM ............. 53
7. WIRING DIAGRAM ............................................................................................................. 61
8. BLOCK DIAGRAM .............................................................................................................. 63
9. SCHEMATIC DIAGRAM ...................................................................................................... 67
10. PARTS LOCATION ............................................................................................................ 101
11. EXPLODED VIEW AND PARTS LIST ............................................................................... 135
12. MICROPROCESSOR AND IC DATA ................................................................................ 139
13. ELECTRICAL PARTS LIST ............................................................................................... 183
14. ABOUT REPLACE THE MICROPROCESSOR WITH A NEW ONE ............................. 255
AV8003
Part no. 90M46CW855000
First Issue 2008 05
MZ
TOP
ZONE
SPEAKER
DISPLAY
INPUT
7.1CH
DIRECT
PURE
PHONES
THX M-DA X
MODE
SURROUND
CLEARMEMORYT-MODEBANDEXITMENUZONE
ENTER
DOWN
VOLUME
UP
INPUT
SELECTOR
AUTO
SETUP MIC
HDMI
M-DAX
PURE DIRECT
POWER ON/OFF
STANDBY
AV PRE TUNER AV8003