TA-F501ES - Sony Audio Service Manual (repair manual). Page 13

13

Items

Volume value display
(SBL/SBR)

EERROM debug

Super reset

2nd volume value display
FL display duty change
Clock setting value display

Sub system controller version

display

Fan control

Sub system controller retry
counter

Sub system controller status

Sub system controller update
mode

Sub system controller current
detect level setting (8

Ω)

Display

SBL**** SBR XXXX

EEPROM [****] FR XX

SUPER RESET [XXX]

2nd VOLUME   XXX
DARK OUT DUTY [XXX%]

STOP CLK [XX] [XX] [XX]

Sub Micom Ver. X.XX

FAN CTL ON/OFF [XXX]

Sub Micom RtryCntXXX

Sub Micom Stat: XXXXX

↓

Scom Busy Tx/Rx: XXX

↓

Scom Index: XXXXXXXXX
SubUcom UpDate [XXX]

8ohm OverCR Th [XXX]

Remark

Not used

****: EEPROM address
XX: EEPROM data (It switches by pressing the  

U  u  key of the

remote commander after the item is fixed pressing the [ENTER] key
of the remote commander)

Not used for the servicing
When EEPROM initialization is required, perform the “memory
clear mode”

Not used

Not used
Value of register related to clock of main system controller display
mode (for design evaluation)

X.XX: Sub system controller software version

Not used
XXX:

Communication retry count from main system controller

side to sub system controller side

XXXXX: Status in main system controller when communicating
with sub system controller side from main system controller side.

(It moves to each mode when the  

U  u  key of the remote com-

mander is pressed after the [ENTER] key of the remote commander
is pressed)

XXX: Busy counter of Tx/Rx

XXXXXXXXX: Last command forwarded to sub system controller
XXX: ON or OFF (It switches by pressing the  

U  u  key of the

remote commander after the item is fixed pressing the [ENTER] key
of the remote commander)
Reset control from the main system controller side and the reset
control from the PC side interfere mutually when updating the sub
system controller and it becomes writing NG
Therefore, when this mode is set to ON, the reset control from the
main system controller side is not done

Not used