Brother RH-981A Service Manual page 99

5. POWER SUPPLY EQUIPMENT
P10 [FAN-R] (JAPAN SOLDERLESS TERMINAL MFG. CO., LTD. PHR-3)
Pin no.
1 +24V
2 Fan lock error signal
3 0V
P11 [HATOME] (JAPAN SOLDERLESS TERMINAL MFG. CO., LTD. PHDR-12VS)
Pin no.
1 -
2 -
3 -
4 -
5 θ-axis PM clock signal
6 θ-axis PM direction signal
7 θ-axis PM save signal
8 θ-axis PM excitation signal
9 +5V
10 +5V
11 0V
12 0V
P12 [POWER] (JAPAN SOLDERLESS TERMINAL MFG. CO., LTD. VHR-7N)
Pin no.
1 +5V
2 +24V
3 0V
4 +55V
5 +55V
6 0V (P0V)
7 0V (P0V)
P13 [DC55] (JAPAN SOLDERLESS TERMINAL MFG. CO., LTD. VHR-2N)
Pin no.
1 +55V
2 0V (P0V)
P14 [UVW] (MOLEX3191-03R1)
Pin no.
1 Machine motor U phase
2 Machine motor V phase
3 Machine motor W phase
P15 [DC300] (MOLEX3191-02R1)
Pin no.
1 0V (for machine motor)
2 +300V
91
Signal name
Signal name
Signal name
Signal name
Signal name
Signal name
Probable symptoms due to poor contact
• Error code E93 appears.
Probable symptoms due to poor contact
• Rotation motion of feed mechanism is not correct.
• θ-axis position can not be found.
• Error code E52 or E82 appears.
Probable symptoms due to poor contact
• Power does not come on.
• Feed bracket does not move.
• Machine operation becomes unstable.
• Home position can not be found.
• Error code E80 appears.
Probable symptoms due to poor contact
• Feed bracket does not move.
• Home position can not be found.
• Error code E80 appears.
Probable symptoms due to poor contact
• Machine motor does not run.
• Rotation of machine motor is not correct.
• Error code E70 or E91 appears.
Probable symptoms due to poor contact
• Machine motor does not run.
• Rotation of machine motor is not correct.
• Error code E70 or E91 appears.
RH-981A