Fuse Replacement - Yamaha SIGMA-G5SII Service Information

4.17. Fuse Replacement

This section describes the fuse replacement in each block.
③ Outside of the Side
Panel Front
④ U95 Lighting Control Board
Applications for Each Fuse and Standards, etc.
Symbol Remarks
F2 Safety Circuit (Relay)
F5 IO OutPut Power
F7 Control Power Supply
F13 A31 (Head) Main Power (BL1)
F14 A31 (Head) Main Power (BL2)
F15 A63 (Cutter) Main Power (BL1)
F16 A63 (Cutter) Main Power (BL2)
F21 Feeder Power (BL1)
F23 Feeder Power (BL1)
F25 Feeder Power (BL2)
F27 Feeder Power (BL2)
F200 Lightning Surge Protector
Fuse in Each board (Because there is no description about it in "Materials" section in Volume 5 in the Instruction Manual, the symbols are allotted temporarily).
F1 48V Power (CN1)
F2 48V Power (CN1)
F3 24V Power (CON9)
F4 48V Power (CN1)
F5 48V Power (CN1)
F1 PCI Bus_+5V
F2 PCI Bus_+3.3V
F3 PCI Bus_VIO3.3V
F4 AELINK_CH 1
F5 AELINK_CH2
F6 AELINK_+24V
Service Information
② Side Panel Rear
③
④
⑤
Fig.D105
Downstream Line Standards
24A2 250V, 6.3A
24A3 250V, 6.3A
24A6 250V, 6.3A
48D3A 250V, 6.3A
48D3B 250V, 6.3A
48D3C 250V, 6.3A
48D3C 250V, 6.3A
24G1A 250V, 6.3A
24G1B 250V, 6.3A
24G2A 250V, 6.3A
24G2B 250V, 6.3A
AC200
250V, 10A
250V, 10A
125V, 1A
250V, 10A
250V, 10A
48V, 2A
48V, 2A
48V, 2A
48V, 2A
48V, 2A
48V, 2A
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① Relay PCB (U27)
② ①
⑤ CPU2(U85) I/O Host PCB
Arranged Location
Side Panel Rear
U27(UC34)Relay PCB
Side Panel Rear
U27(UC34)Relay PCB
U27(UC34)Relay PCB
U27(UC34)Relay PCB
U27(UC34)Relay PCB
U27(UC34)Relay PCB
U27(UC34)Relay PCB
U27(UC34)Relay PCB
U27(UC34)Relay PCB
Outside of the Side Panel Front
U95(UC19) Lighting Control Board
U95(UC19) Lighting Control Board
U95(UC19) Lighting Control Board
U95(UC19) Lighting Control Board
U95(UC19) Lighting Control Board
CPU2 U85(UC16)I/O Host PCB
CPU2 U85(UC16)I/O Host PCB
CPU2 U85(UC16)I/O Host PCB
CPU2 U85(UC16)I/O Host PCB
CPU2 U85(UC16)I/O Host PCB
CPU2 U85(UC16)I/O Host PCB
Location
(2)
(1)
(2)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(1)
(3)
(4)
(4)
(4)
(4)
(4)
(5)
(5)
(5)
(5)
(5)
(5)