13
6. Trouble Shooting Guide
Check if
pwr_on of
IC208 is high?
No
Yes
Check I2C Line
of IC504.
Yes
Check interface
of VFD Driver
Yes
No
No
Check Devices connected I2C
Line.
IC201, IC401, IC408.
Check VFD Data Interface.
VFD_DATA/CLK.
Replace Front PCB Ass’y.
Check interface
of SDRAM
No
Check CLK of SDRAM.
Replace Flash Memory.
1
Check if display
of Logo on TV?
No
Check Connection between
Main and Mechanism.
Replace DVD Mechanism.
Yes
Yes
2
Check if protect
of IC207 is
high?
Yes
Check Protect Sencing
Circuit. IC206.
No
Front Circuit
Содержание HC-4130X
Страница 34: ...8 Internal Block Diagram of ICs 74HC00 32 74HC14 74HC374 74HCU04...
Страница 35: ...8 Internal Block Diagram of ICs AK4117 AK5365 33 BA6287F BA7660FS...
Страница 36: ...8 Internal Block Diagram of ICs CS4360 34 ES6629FD ES6698FD...
Страница 37: ...8 Internal Block Diagram of ICs FAN8024DB 35 LA7952 M29W800DB LD1117A...
Страница 38: ...STA505 8 Internal Block Diagram of ICs 36 PT6315...
Страница 39: ...8 Internal Block Diagram of ICs STA308A 37...
Страница 40: ...9 Block Diagram Main Block 38 HC 4130...
Страница 41: ...9 Block Diagram 39 SMPS Block HC 4130...
Страница 42: ...10 Wiring Diagram HC 4130 40...
Страница 44: ...11 Schematic Diagram DVD RF Section 42 HC 4130...
Страница 45: ...11 Schematic Diagram HC 4150 VIDEO ANALOG AUDIO SECTION Video Analog Audio Section 43 HC 4130...
Страница 46: ...11 Schematic Diagram HC 4130 DDX ECTION DDX Section HC 4130 44...
Страница 47: ...HC 4130 PWM MP SECTION 11 Schematic Diagram PWM Amp Section HC 4130 45...
Страница 48: ...11 Schematic Diagram Front Section HC 4130 46...
Страница 49: ...11 Schematic Diagram SMPS Section 47 HC 4130...
Страница 50: ...12 Exploded View and Mechanical Parts List 48 HC 4130...
Страница 51: ...12 Exploded View and Mechanical Parts List 49 HC 4130...
