Page 7.3
MEMS FIBER OPTIC SWITCH MODULE 40-855
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SECTION 7 - MAINTENANCE INFORMATION
Signal Path
Board Relay Nos.
40-855-022/122
Board Relay Nos.
40-855-222
Com1 to Channel 1 (Default)
SW2
SW1
Com1 to Channel 2 (Energised)
Com2 to Channel 1 (Default)
SW3
SW3
Com2 to Channel 2 (Energised)
Table 7.2 - Dual Fiber Optic Switch Module 40-855: Relay Numbering
Figure 7.2 - Dual Fiber Optic Switch Module 40-855: Component Layout
C4
C3
U1
R4
R5
R6
R7
R8
R9
R10
R11
R12
R13
R14
R15
C9
C8
C
11
C12
C5
J1
C6
C15
U10
R16
R17 R18 R19
C22
U
11
C23
C18
C17
C21
C20
C16
U6
U5
U4
U9
U8
U2
U3
U7
C13
R3
C1
C2
C14
R1
R2
FX5
C7
SW6
SW5
FX4
FX3
C19
FX2
FX1
SW4
SW1
SW2
SW3
SW5 (0V)
SW5 (S1)
SW5 (S2)
SW5 (S3)
SW5 (5V)
SW4 (5V)
SW4 (S1)
SW4 (0V)
SW1 (5V)
SW1 (S1)
SW1 (0V)
SW2 (5V)
SW2 (S1)
SW2 (0V)
SW3 (5V)
SW3 (S1)
SW3 (0V)
SW6 (0V)
SW6 (S1)
SW6 (S2)
SW6 (S3)
SW6 (5V)
SW6 (0V)
SW6 (S5)
SW6 (S6)
SW6 (S7)
SW6 (5V)
SW6 (5V)
SW6 (S4)
SW6 (0V)
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