Sony KD-34XBR2 Training Manual page 71

* Enter the service mode from the remote control buttons: Display, Ch 5, Vol +, Power. See the Convergence
Adjustment Overview chapter for more information about the service mode.
** After replacing the B board or Q box you will find that the plugs to CN8801 and CN8601 are the same.
Cables from Q box to CN004 and CN005 should cross. See Figure 14-1.
CN8801
CN8601
NVM Contents
B board IC004
Active Analog & Digital TV
stations & last channel/video
User Picture / Audio settings
User Operation settings (DRC)
Close caption
Service mode model ID
Main & Sub Sw
Q Box
CN005
CN004
Figure 14-1 - HA-3 & RA-5A Video Path
TV' s Non Volatile Memory (NVM) Contents
D board IC5501
Deflection parameters
(raster parameters not video)
CRT Drive settings
14. HA-3 TV Chassis Board Replacement
Main
Path
A/
V
Sub Path
CN001 CN001
Picture parameters such as size, position, etc
(video parameters not raster)
Single and Twin pix parameters
Freeze pix settings
68
B Bd.
Video
Inputs
Diagram 41
QM board IC7206 and IC8901