46
1
2
4
1
2
4
C
D
F
A
B
E
TS7, BCT-1710, BCT-1720, BCT-1730
DBS Front End
CN4002
SCART Connector
IC2001
OMEGA
CN7002
CN7003
Fig.1 Test Pin Loaction
Rear Side
Front Side
K7003
Test Pin Point
IC7003
CN5004
RS232C Connector
MAIN ASSY
A
SIDE A
7. GENERAL INFORMATION
7.1 DIAGNOSIS
7.1.1 CHECK MODE
From the 7th generation IRD the service test software is not downloaded via the parallel port anymore, the software is
resident in the 16 Mbit Dual Bank Memory.
For ckecking the IRD, enter to the check mode as following.
How to Enter to the Check Mode
: By grounding test pin K7003, turn on the power.
How to Exit from the Check Mode : By disconnecting short cable from K7003, turn on the power again.
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TEL 13942296513 QQ 376315150 892498299