Sony TRINITRON KV-HR29M61 Service Manual page 8

5. After the self-diagnosis operation
• The results display is not automatically cleared. In case of repairs and after repairs, check the self-diagnosis screen and be sure
to return the results display to " 0 ".
• If the results display is not returned to " 0 " it will not be possible to judge a new malfunction after completing repairs.
<Method of Clearing Results Display>
1. Power off (Set to the standby mode)
2.
3. Channel 8 b 0
<Method of Ending Self Diagnosis Screen>
• When ending the self-diagnosis screen completely, turn the power switch OFF on the remote commander or the main unit.
AUDIO PROT
(FROM A BOARD)
LOW-B ERR
(FROM A BOARD)
HV-PROT
(FROM D BOARD)
OVP
(FROM A, D BOARD)
AC-RLY
(TO A BOARD)
OCP
(FROM A, D BOARD)
• I2C YCJ RETURN DATA
1
LED
BLINKING SYMPTOM
TIMES
+B OCP
2
+B OVP
3
4 V-STOP
AKB
5
LOW-B ERROR
6
7 H-STOP
AUDIO PROT
8
Z DET
9
HV PRT
10
b 5 b + b =/1
(Test reset = Factory preset condition)
HV PROT
OVP
MAIN MICRO-
COMPUTER
IC101
M306V2
OCP
1 1 1 1
KV-HR29M61/HR29N90/HR34M61/HR34N90
RM-1007
(Service Mode) <GE model>
<Taiwan model>
MG BOARD
I2C BUS
I2C BUS
YCJ IC201
CXA-2170Q
1 1 1
– 7 –
RM-1011 RM-1007
PF
MICRO-
COMPUTER
IC102
RM-1011