Toa VP-2241, Инструкция по эксплуатации

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Chapter 8: INSTALLATION AND SETTING PROCEDURES (HARDWARE)
4. VP-2064, VP-2122, VP-2241 AND VP-2421 POWEr AmPlIfIErS
8-35
[Channel-to-connector relationship]
Step 3. change wiring.
Disconnect a line and exchange it with the corresponding line. refer to the figure below when removing.
To change to 50 V, exchange the Pin No. 1 line (white) with the Pin No. 3 line (blue).
To change to 70 V, exchange the Pin No. 1 line (white) with the Pin No. 2 line (purple).
[VP-2064/VP-2421 Connector Pin Assignment]
[VP-2122/VP-2241 Connector Pin Assignment]
[Speaker line voltage/impedance]
Pull out the cable.
Press the lock spring.
1
9
[How to remove cables from connector]
Pull out the cable pressing the lock spring with a pointed object like tweezers as shown below.
Step 4. Insert the connectors back into their original positions on the circuit board.
Step 5. replace the top panel.
model No. VP-2064 VP-2122 VP-2241 VP-2421
channel 1 cN102 cN102 cN102 cN102
channel 2 cN202 cN202 - -
channel 3 cN302 - - -
channel 4 cN402 - - -
Speaker line voltage
Pin No.
1 2 3 4
100 V (factory-preset voltage) White Purple Blue Black
70 V Purple White Blue Black
50 V Blue Purple White Black
Speaker line voltage
Pin No.
1 2 3 4 5 6 7 8 9
100 V (factory-preset voltage) White Purple Blue Green yellow Orange red Brown Black
70 V Purple White Blue Green yellow Orange red Brown Black
50 V Blue Purple White Green yellow Orange red Brown Black
Speaker line voltage VP-2064 VP-2122 VP-2241 VP-2421
100 V
167 Ω 83 Ω 41 Ω 24 Ω
70 V
83 Ω 41 Ω 21 Ω 12 Ω
50 V
41 Ω 21 Ω 10 Ω 6 Ω