Sanyo C14LT77M, Service Manual

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Service Adjustments with Replacing Memory IC(IC802)
MENU
CH
-
VOL
+
0
7 8
9
RECALL
SLEEP
Note: The CPU (IC801) and memory IC (IC802) store the service adjustments data and controls data for each circuit.
When the Memory IC(IC802) is replaced, some of the service adjustments should be readjusted to obtain the
best performance. The necessary service adjustments are carried out by using the RC handset. Please set
up the TV set with following steps [1] to [3].
[1] Initializing Procedure
1. Put a new memory IC.
2. Turn on the TV set
3. Press and hold the MENU button on the TV set, then press 0 button on the remote control transmitter.
The following picture appears on the screen.
This completes the initialization of memory IC.
02
Following shows the initialized contents of memory data by this procedure.
1. TV/AV mode : TV mode
2. Antenna or cable setting : Antenna
3. Colour system
: AUTO
4. Channel Memory : Clear
5. Receiving Channel : Ch02
6. Sound Volume : 11/63 steps
7. Color : 30/63 steps
8. Contrast : 63/63 steps
9. Brightness : 32/63 steps
10. Sharpness : 31/63 steps
11. Tint : 31/63 steps
12. Language : Spanish
13. Password : Clear
14. Channel Block : Clear
15. Sleep Timer : Clear
16. Picture Mode : MANUAL
17. Video status (Picture mode data)
Item NORMAL STRONG SOFT MANUAL
Colour 28 34 22 28
Contrast 63 63 63 63
Brightness 35 15 40 35
Sharpness
31 31 31 31