Pcb Diagram - Samsung BQ1Q4T090 Service Manual

6. PCB Diagram

6-1 PCB Diagram
Parts
No. Part Name
Number
1 CN101 Display connector-1
2 CN102 Display connector-2
3 CN103 Temp sensor & divider switch connector
4 CN104 Buzzer
5 CN105 Door Lock motor connector
6 CN106 Neutral , upper/lower lamp
7 CN107 Spit , Upper/lower fan , Cooling fan
8 CN108 Door latch , Door sensing
9 RY101 Large grill Relay
10 RY102 Small grill Relay
11 RY103 Bottom heater Relay
Function and Rule
A Terminal for Connecting with display module.
A Terminal for Connecting with display module.
A Terminal for Connecting with divider and temp sensor.
A Terminal for Connecting with speaker.
A Terminal for Connecting with Door Lock motor.
A Terminal for Connecting with Neutral,upper/lower lamp.
A Terminal for Connecting with Spit , Upper/lower fan , Cooling fan.
A Terminal for Connecting with Door latch , Door sensing
A relay for Connecting with Large grill heater
A relay for Connecting with Small grill heater
A relay for Connecting with Bottom heater
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Parts
No. Part Name
Number
12 RY104 Upper heater Relay A relay for Connecting with Upper heater
13 RY105 Lower heater Relay A relay for Connecting with Lower heater
14 RY106 Latch open Relay Latch open control
15 RY107 Latch close Relay Latch close control
16 RY108 Uppwe lamp Relay Uppwe lamp control
17 RY109 Lower lamp Relay Lower lamp control
18 RY111 Spit Relay Spit Source
19 RY112 Source Relay Supply power for all relay
20 SSR101 Upper fan SSR Upper fan control
21 SSR102 Lower fan SSR Lower fan control
22 SSR103 Cooling fan SSR Cooling fan control
Function and Rule