4-4
COMPONENT REPAIR GUIDE
3. "ALL DVD DISC" READING ERROR
- All the DVD disc is not operated, but BD and CD are operated normally.
- If the LD current control is abnormal, DVD doesn't work.
3-1. Component
1) MD (Traverse Assembly)
2) SQ712, SQ717
3-2. How to troubleshoot (Countermeasure)
1) Check MD (Traverse, pick-up) first of all.
2) Check the DVD LD Control input/output.
If input signal (LDEL0) is ok, but no output (LDI_DVD), check the TR SQ712, SQ717.
3-3. Service hint (Any picture / Remark)
INPUT
(FROM MAIN CHIP)
OUTPUT(TO PICK-UP)
5V
Summary of Contents for HX966TZ
Page 122: ...2 109 3 VIDEO PART 100 FULL COLOR BAR COMPOSITE 9 COMP_Y 10 COMP_Pb 11 COMP_Pr 12 11 12 10 9 ...
Page 123: ...2 110 HPD_TX 13 DDC_SDA 14 DDC_SCL 15 TXC 16 15 14 16 13 4 HDMI PART ...
Page 124: ...2 111 5 MICOM AND MPEG I F PART BCM_nRESET 17 18 19 17 MICOM_UART_RX2 18 MICOM_UART_TX2 19 ...
Page 125: ...2 112 MEMO ...
Page 152: ...2 166 2 165 PRINTED CIRCUIT BOARD DIAGRAMS 1 MAIN P C BOARD DIAGRAM TOP VIEW ...
Page 153: ...2 168 2 167 MAIN P C BOARD DIAGRAM BOTTOM VIEW ...
Page 155: ...2 172 2 171 3 AMP P C BOARD DIAGRAM TOP VIEW BOTTOM VIEW ...
Page 159: ...3 2 MEMO ...
Page 162: ...3 7 A700 3 SPEAKER SECTION 3 1 CENTER SPEAKER EXPLODED VIEW ...
Page 164: ...3 9 A900 3 3 PASSIVE SUBWOOFER EXPLODED VIEW ...
Page 177: ...4 12 2 DRIVE IC R2A30209SP SPINDLE MOTOR AND 6CH ACTUATOR DRIVER 2 1 Block Diagram ...
Page 181: ...4 16 MEMO ...