XBR-55/65/77A1E
TROUBLE SHOOTING
FLOW
3-2. NO SOUND (POWER OFF CHECK)
31
Power Off Check
From 2.2 LED BLINKING 3X
(DC ALERT AND AUDIO ERROR)
Confirm the speaker
harness
Cut or shorted
to the chassis ?
No
Replace
Speaker Harness
Yes
Power Off Check
From NO SOUND
Replace DKA board
No
Yes
No
Yes
No
Yes
(1) DKA board
Fuse broken ?
(2) DKA board
PVDD-GND short ?
(3) DKA board
LDO out short ?
Measure the Speaker
impedance by multi-meter
Less than 3Ω ?
Replace
Panel module
Yes
Replace
SWF
Measure the SWF
impedance by multi-meter
Less than 3Ω ?
Yes
No
3-3. NO SOUND (POWER ON CHECK)
Power On Check
From 2.2 LED BLINKING 3X
No
(4) POWER_AU* check
POWER_AU is supplied to
DKA for a moment
before LED BLINKING 3X ?
No
Yes
Replace G* board
OK ?
No
Yes
Return to LED BLINKING 3X
Finish
*Power_AU is same as PVDD
(1) Fuse open check
Measure impedance of fuse F3202, F3203, F3204 5A (12.5V)
If fuse open
NG
(2) PVDD-GND short check
Measure impedance between PVDD and GND at capacitor C3305.
If impedance is <100Ω
NG
(3) LDO out short check
Measure impedance b3.3V and GND at C3372.
If impedance is <100Ω
NG
Содержание Bravia XBR-55A1E
Страница 79: ...XBR 55 65 77A1E DISASSEMBLY 1 16 WIRE DRESSING AND CUSHION 2F HRS HKS 1 XBR 55A1E 79 1 3 2 CUSHION 2F HRS HKS ...
Страница 80: ...XBR 55 65 77A1E DISASSEMBLY 1 17 WIRE DRESSING AND TAPE 1 XBR 55A1E 80 NOTE TAPE 1 2 ...
Страница 86: ...XBR 55 65 77A1E DISASSEMBLY 1 23 SHEET STUD SUPPORT HKS 1 XBR 55A1E 86 SHEET STUD SUPPORT HKS ...
Страница 92: ...XBR 55 65 77A1E DISASSEMBLY 1 29 FLAT CLAMP S 1 XBR 55A1E 92 1 2 FLAT CLAMP S NOTE ...
Страница 94: ...XBR 55 65 77A1E DISASSEMBLY 1 31 WIRE DRESSING AND TAPE 1 XBR 55A1E 94 NOTE 1 2 3 4 TAPE TAPE ...
Страница 95: ...XBR 55 65 77A1E DISASSEMBLY 1 32 WIRE DRESSING AND TAPE 1 XBR 55A1E 95 NOTE 1 2 3 4 5 TAPE TAPE TAPE TAPE ...
Страница 96: ...XBR 55 65 77A1E DISASSEMBLY 1 33 WIRE DRESSING AND TAPE 1 XBR 55A1E 96 NOTE 1 2 3 4 TAPE ...
Страница 97: ...XBR 55 65 77A1E DISASSEMBLY 1 34 TAPE 1 XBR 55A1E 97 NOTE 1 2 3 4 TAPE TAPE TAPE TAPE ...
Страница 99: ...XBR 55 65 77A1E DISASSEMBLY 1 36 WIRE DRESSING 1 XBR 55A1E 99 NOTE 1 2 3 ...
Страница 102: ...XBR 55 65 77A1E DISASSEMBLY 1 38 WIRE DRESSING 1 XBR 55A1E 102 1 3 2 ...
Страница 106: ...XBR 55 65 77A1E DISASSEMBLY 1 42 FLAT CLAMP L 1 XBR 55A1E 106 NOTE FLAT CLAMP L 1 2 ...
Страница 137: ...XBR 55 65 77A1E DISASSEMBLY 2 17 WIRE DRESSING AND CUSHION 2F HRS HKS 2 XBR 65A1E 137 1 3 2 CUSHION 2F HRS HKS ...
Страница 138: ...XBR 55 65 77A1E DISASSEMBLY 2 18 WIRE DRESSING AND TAPE 2 XBR 65A1E 138 NOTE 1 2 TAPE ...
Страница 142: ...XBR 55 65 77A1E DISASSEMBLY 2 22 SHEET THERMAL MUF PUC 2 XBR 65A1E 142 SHEET THERMAL MUF PUC P N 4 595 404 01 NOTE ...
Страница 144: ...XBR 55 65 77A1E DISASSEMBLY 2 24 SHEET STUD SUPPORT HKS 2 XBR 65A1E 144 SHEET STUD SUPPORT HKS ...
Страница 151: ...XBR 55 65 77A1E DISASSEMBLY 2 31 FLAT CLAMP S 2 XBR 65A1E 151 1 2 NOTE FLAT CLAMP S ...
Страница 152: ...XBR 55 65 77A1E DISASSEMBLY 2 32 TAPE 2 XBR 65A1E 152 NOTE 1 2 3 4 5 6 7 TAPE TAPE TAPE TAPE TAPE TAPE TAPE 8 TAPE ...
Страница 153: ...XBR 55 65 77A1E DISASSEMBLY 2 33 WIRE DRESSING AND TAPE 2 XBR 65A1E 153 NOTE 1 2 3 4 5 TAPE TAPE TAPE ...
Страница 154: ...XBR 55 65 77A1E DISASSEMBLY 2 34 WIRE DRESSING AND TAPE 2 XBR 65A1E 154 NOTE 1 2 3 4 5 TAPE ...
Страница 155: ...XBR 55 65 77A1E DISASSEMBLY 2 35 TAPE 2 XBR 65A1E 155 NOTE 1 2 3 4 TAPE TAPE TAPE TAPE ...
Страница 157: ...XBR 55 65 77A1E DISASSEMBLY 2 37 WIRE DRESSING 2 XBR 65A1E 157 NOTE 1 2 3 ...
Страница 160: ...XBR 55 65 77A1E DISASSEMBLY 2 39 WIRE DRESSING 2 XBR 65A1E 160 1 3 2 ...
Страница 176: ...XBR 55 65 77A1E DISASSEMBLY 3 1 WLAN BT MODULE 11AC AND BRACKET WIFI 3 SMART CORE HKS 2 1 176 NOTE 3 ...
Страница 178: ...XBR 55 65 77A1E DISASSEMBLY 3 2 COVER TOP HKS 3 SMART CORE HKS 178 1 2 3 3 HS5 MOUNT HS5 MOUNT 3 COVER TOP HKS 1 2 3 ...
Страница 199: ...XBR 55 65 77A1E DISASSEMBLY 4 16 TAPE 4 XBR 77A1E 199 NOTE 1 2 TAPE TAPE ...
Страница 200: ...XBR 55 65 77A1E DISASSEMBLY 4 17 TAPE 4 XBR 77A1E 200 1 2 3 TAPE TAPE TAPE NOTE ...
Страница 201: ...XBR 55 65 77A1E DISASSEMBLY 4 18 TAPE AND WIRE DRESSING 4 XBR 77A1E 201 1 NOTE TAPE 2 3 ...
Страница 202: ...XBR 55 65 77A1E DISASSEMBLY 4 19 CUSHION 2F HRS HKS AND WIRE DRESSING 4 XBR 77A1E 202 NOTE 1 2 CUSHION 2F HRS HKS ...
Страница 205: ...XBR 55 65 77A1E DISASSEMBLY 4 22 SHEET THERMAL MUF PUC 4 XBR 77A1E 205 SHEET THERMAL MUF PUC P N 4 595 404 01 NOTE ...
Страница 213: ...XBR 55 65 77A1E DISASSEMBLY 4 30 FLAT CLAMP S 4 XBR 77A1E 213 1 2 NOTE FLAT CLAMP S ...
Страница 215: ...XBR 55 65 77A1E DISASSEMBLY 4 32 WIRE DRESSING AND TAPE 4 XBR 77A1E 215 NOTE 1 2 3 TAPE ...
Страница 217: ...XBR 55 65 77A1E DISASSEMBLY 4 34 WIRE DRESSING AND TAPE 4 XBR 77A1E 217 1 2 3 4 TAPE TAPE TAPE NOTE 5 TAPE ...
Страница 218: ...XBR 55 65 77A1E DISASSEMBLY 4 35 TAPE DK020FR 19 19X80 SHEET AND WIRE DRESSING 4 XBR 77A1E 218 1 NOTE 2 ...
Страница 222: ...XBR 55 65 77A1E DISASSEMBLY 4 38 WIRE DRESSING 4 XBR 77A1E 222 ...
Страница 227: ...XBR 55 65 77A1E DISASSEMBLY 4 43 SLIDE CLAMP 4 XBR 77A1E 227 1 2 SLIDE CLAMP 1 2 SLIDE CLAMP ...
Страница 255: ...XBR 55 65 77A1E END 9 888 824 03 English 2017CL08 Data Made in Japan 2017 3 Sony Visual Products Inc 255 ...
Страница 260: ...XBR 55 65 77A1E APPENDIX 4 How to Assemble SIL Tuner 260 ...
Страница 268: ...XBR 55 65 77A1E Disassembly of covers 1F 268 APPENDIX 6 JOINT SCREW x1 Slide the part COVER PANEL BTM ...