31
ELECTRICAL PARTS LIST
(2) Disabled screen after Locking
Check the 3.3V power of
Tuner(Ripple,Voltage)
Fix the problem
Check Error Pin.
(Whether the output is in
High Status.)
Replace Tuner
No
Yes
Yes
Tuner interface Signal
check?
(TS_Data, F_packet_clk, F
_strt, F_B_clk)
Fix the problem
No
No
PtS Crystal Check?
No
Stream Input Signal
check?
(Link_Data, Link_B_clk, Li
nk_val, F_error)
CI-Max Check
Power OK?
Reset OK?
I2C OK?
Fix the problem
No
No
Yes
Yes
Yes
No
No
TS Output Siggnal Check?
(F_Data, F_val, Error, Link
_val)
Replace PtS Asic IC
No
Yes
Replace CPU
Yes
** CASE
FTA
Yes
Yes
C
Yes
B
Summary of Contents for DSD-9251MA
Page 17: ...16 CIRCUIT OPERATING MANUAL Feature 9 EMI Interface Timing...
Page 40: ...39 39 SCHEMATIC DIAGRAM...
Page 41: ...40 40 SCHEMATIC DIAGRAM...
Page 42: ...41 41 SCHEMATIC DIAGRAM...
Page 43: ...42 42 SCHEMATIC DIAGRAM...
Page 44: ...43 43 SCHEMATIC DIAGRAM...
Page 45: ...44 44 SCHEMATIC DIAGRAM...
Page 46: ...45 45 SCHEMATIC DIAGRAM...
Page 47: ...46 46 SCHEMATIC DIAGRAM...
Page 48: ...47 47 SCHEMATIC DIAGRAM...
Page 49: ...48 48 SCHEMATIC DIAGRAM...
Page 50: ...49 49 SCHEMATIC DIAGRAM...
Page 51: ...50 ELECTRICAL PARTS LIST 50...
Page 52: ...51 51 EXPLODED VIEW...
Page 53: ......
