Sony XR-55A80L Service Manual

23
TROUBLESHOOTING
1.2 No Power u-com Failure
START
yes
Check POWER_ON
CL419 Voltage.
Is the voltage >3.0V?
Try AC Off and On after few minutes.
If #pin10 keep Low, change IC401.
If #pin10 goes High few seconds and downs
to Low Check 12.7V_MAIN Line (from G-board).
no
yes
Check 12V_MON
R462 Voltage.
Is the voltage >2.6V?
Check 12.7V_MAIN Line
and 12.7V_21V_AUDIO Line
(from G-board or LD board).
Check “AC_OFF_DET_OUT”
(CL404 or CL5221 from IC5000)
Check “AC_DET_IN”
(JL1726, R1704 or
CN1700 #16pin from G-board)
no
yes
yes
Change IC401
no
Check DC_OFF_DET
CL414 Voltage.
Is the voltage >3.0V?
Check P_ON_#1
CL418 is >3.0V?
Change IC401
no
Continue next page…
Check VDD
C442 Voltage.
Is the voltage >3.0V?
Check 3.3V_STBY Line
(C1708, CN1701 #9pin)
no
Check TYPE_DET
CL408 Voltage.
Is the voltage
2.6±0.2V?
no
yes
Check OPWRSB
CL411 Voltage.
Is the voltage 0V?
SOC
Muffin 5 problem
IC1000 # AP17 OPWRSB
no
yes
Check PGOOD_1
CL413 Voltage.
Is the voltage >2.31V?
1.3 No POWER - DDCON/LDO
Check 0.8V_M5_CORE
DDCON (IC804)
no
yes
Type Detection Circuit problem.
Check TYPE_DET Line (R445, R446).
SYSSET
2023/11/2806:39:49(GMT+09:00)

Sony XR-55A80L Specifications

General

AC input voltage	220 - 240 V
AC input frequency	50 Hz
Energy saving mode	Yes
Energy efficiency scale	A to G
Power consumption (standby)	0.5 W
Power consumption (typical)	362 W
Screen shape	Flat
Response time	- ms
Display diagonal	55 \
Display brightness	- cd/m²
Display technology	OLED
Native aspect ratio	16:9
Contrast ratio (typical)	-
Display diagonal (metric)	139 cm
Supported graphics resolutions	3840 x 2160
Tuner type	Analog & digital
Supported TV bands	UHF, VHF
Analog signal format system	PAL, SECAM
Digital signal format system	DVB-C, DVB-S, DVB-S2, DVB-T, DVB-T2
Music apps	Classic FM, Spotify, YouTube Music
Video apps	4oD, All 4, Amazon Prime Video, Apple TV, DAZN, Disney+, Freeview Play, Google TV, ITV Hub, My5, Rakuten TV, Vimeo, YouTube
Smart modes	Photo, Cinema, Custom, Game, Vivid, Graphics, Netflix Calibrated, Dolby Vision Bright, IMAX Enhanced, Dolby Vision Dark, Standard
Sports apps	BT Sport
Lifestyle apps	Facebook, Google Apps, Skype
Operating system version	Android 10
App distribution platform	Google Play
Operating system installed	Android
Sound modes	Cinema, Dialog, Dolby Audio, Music, Sports, Standard
Audio decoders	Dolby Atmos
RMS rated power	50 W
Number of speakers	5
PC in (D-Sub)	No
RF ports quantity	1
HDMI ports quantity	4
USB 2.0 ports quantity	2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity	0
Wi-Fi standards	802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
Bluetooth version	4.2
Bluetooth profiles	A2DP, AVRCP, HID, HOGP, SPP
Product color	Black
Panel mounting interface	300 x 300 mm
Picture processing technology	Sony XR HDR Remaster, Sony XR Smoothing, Sony XR Super Resolution, Sony XR Triluminos Pro
High Dynamic Range (HDR) technology	Dolby Vision, High Dynamic Range 10 (HDR10), Hybrid Log-Gamma (HLG)
Package depth	842 mm
Package width	1342 mm
Package height	176 mm
Package weight	25000 g
Cables included	AC

Weight and Dimensions

Stand width	1164 mm
Depth (with stand)	327 mm
Height (with stand)	738 mm
Weight (with stand)	18800 g
Depth (without stand)	53 mm
Width (without stand)	1227 mm
Height (without stand)	712 mm
Weight (without stand)	17900 g