Self Diagnosis Function - Sony KP-51DS1U Service Manual

KP-51DS1U
K
RM-892
Diagnostic Errors
The errors indicated below can be read using an Error Reader Display (Part Number S-188-900-10) connected to the service connector.
Once an error has been detected it will then be displayed on the two digit error reader.
During the power up procedure and during normal run time, the micro's self diagnostic procedures monitor for various errors, as
described in the table below:
Error Number Error Description
00 No error (TV Error Reader shows 00 in normal condition)
01 Not allowed (may be confused with Sircs response flash on LED)
02 Protection circuit trip (OCP, OVP & No V-Sync)
03 Reserved for OVP (Included in error 2 for BE-3E)
04 Reserved for No V-Sync (Included in error 2 for BE-3E)
05 AKB
06 IIC Scl Low < Power Up Only >
07 IIC Sda Low < Power Up Only >
08 IIC Sda & Scl Low < Power Up Only >
09 Jungle controller no acknowledge < Power Up Only >
10 Video Switch (CXA2040) no acknowledge < Power Up Only >
11 Tuner no acknowledge
12 MSP no acknowledge
13 NVM no acknowledge
14 AV Switch (CXA2089) no acknowledge (DS10 & DX10)
15 Not Used
16 Port Expander (CXA1875) no acknowledge (DS10 & DX10)
17 Not Used
18 Dynamic Convergence (CXA8070) no acknowledge (Not used for RE-2D)
19 Cannot initialize jungle (after initial power on check OK) - < Chassis Initialization >
20 Jungle controller response failure after power up check (+9V test)
21 Video Switch (CXA2040) cannot power on reset - < Chassis Initialization >
22 Video Switch (CXA2040) response failure after power up check (+9V test)
23 NVM acknowledge fail after initialization (STBY +5V - same as micro!)
24 MSP run-time failure < May Not Be Fatal - Display On Error Reader >
25 DSP run-time failure < May Not Be Fatal - Display On Error Reader >
26 M3L bus Clock low time out after data send < Run-Time Failure >
27 M3L bus Clock low time out after data send < At Power Up Check >
28 M3L bus Clock low time out after data send < At Initialization >
29 M3L Txd Low < Power Up Only >
30 M3L Rxd Low < Power Up Only >
31 M3L Enable Low < Power Up Only >
32 Compact Text test fail < Power Up Only >
33 Compact Text does not respond (+5V test)
34 Compact text run-time failure < May Not Be Fatal - Display On Error Reader >
SECTION 1

SELF DIAGNOSIS FUNCTION

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