Read Sony KD-49X8005C (serv.man2) Service Manual online
KD-49/55X8005C
119
TROUBLE SHOOTING
3-5-17. NO CHARGE: MHL (BMX)
No Charge
STBY
Low (< 2V)
Check DDCCLK,
at CL5256
Check RB5219 (47k )
Replace
RB5219
Change
MHL cable
OK
High
Replace IC1000 (SoC).
Check D5205, D5206
Replace
D5205, D5206
NG (Open)
The TV Power Status?
“MHL Charge During STBY”
(UI) Status?
Off
Change “MHL Charge During STBY” (UI) to “On”
CN5202 #18 pin
TV On
5V
Change MHL Cable
0V
Check voltage at
CD_SENSE_0,
R5509
NG (Open)
Low (< 2V)
High
Check IC5208 #6
(VBUS IC, Out)
Check IC5208 #3
(VBUS IC, EN)
0V
0V
Replace IC1000 (SoC).
Replace IC5208 (VBUS IC)
5V
OK
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