Samsung SF-335T Repair Manual

CIRCUIT DESCRIPTION
<2> Received DATA(transmitted by MAIN)
1. DATA TYPE
2. NO. OF DATA
• In case DATA is N BYTE, N+1
3. DATA
In case DATA TYPE is LCD DATA, it is configured with ASCII CODE to be displayed.
In case DATA TYPE is LED DATA, it is 1 BYTE.
• LED DATA BIT ASSIGNMENT :
4. CHECK SUM
The value done XOR all of them from DATA TYPE to DATA.
DATA BIT BIT 0 BIT 1 BIT 2 BIT 3 BIT 4 BIT 5 BIT 6 BIT 7
LED NO. LED 0 LED 1 LED 2 LED 3 LED 4 LED 5 LED 6 LED 7
Answer LED Ink Save LED Silent Mode LED not used
DATA types Meaning Remarks
a1 H LCD DISPLAY DATA(FULL LINE)
a4 H LED DATA

Samsung SF-335T Specifications

General

Brand	Samsung
Model	SF-335T
Category	Fax Machine
Language	English