DJM-707
112
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7. GENERAL INFORMATIN
7.1 DIAGNOSIS
7.1.1 SERVICE MODE
1. Outline of Service Mode
With this unit, the whole system is controlled by a single system control microcomputer. Variable Resistor Check mode and Setup mode for
the system control microcomputer are provided.
1
Variable Resistor Check mode
Mode for checking each variable resistor
2
Setup mode
Mode for initial setting for the noncontact fader.
This mode also allows you to check the version of the system control microcomputer.
2. Variable Resistor (VR) Check Mode
To enter VR Check mode 1, ground Pin 28 of the system control microcomputer then turn on the power.
To enter VR Check mode 2, ground Pin 29 of the system control microcomputer then turn on the power.
In this mode, you can check if the input to each VR is normal by observing which indication goes on or off depending on the position of a VR,
as shown in the table below:
VR Check Mode : ON
VR Check Mode : CANCEL
POWER OFF
VR Check
Mode 1
VR Check
Mode 2
POWER OFF
POWER ON
£
POWER ON
¢
IC1234
IC1234
GND
GND
GND
GND
28
Release
Release
29
Mode
VR
Indications
VR<11
→
CH-1 FADER START : Lights
C.F.1 FADER START : Goes off
CH1 FADER VR
12<VR<21
→
CH-1 FADER START : Lights
C.F.1 FADER START : Lights
1
22<VR
→
CH-1 FADER START : Goes off C.F.1 FADER START : Lights
VR<11
→
CH-2 FADER START : Lights
C.F.2 FADER START : Goes off
CH2 FADER VR
12<VR<21
→
CH-2 FADER START : Lights
C.F.2 FADER START : Lights
22<VR
→
CH-2 FADER START : Goes off C.F.2 FADER START : Lights
VR<11
→
CH-1 FADER START : Lights
C.F.1 FADER START : Goes off
CROSS FADER 1 VR
12<VR<21
→
CH-1 FADER START : Lights
C.F.1 FADER START : Lights
2
22<VR
→
CH-1 FADER START : Goes off C.F.1 FADER START : Lights
VR<11
→
CH-2 FADER START : Lights
C.F.2 FADER START : Goes off
CROSS FADER 2 VR
12<VR<21
→
CH-2 FADER START : Lights
C.F.2 FADER START : Lights
22<VR
→
CH-2 FADER START : Goes off C.F.2 FADER START : Lights
∗
0<VR<32
Summary of Contents for DJD-707
Page 48: ...DJM 707 48 1 2 3 4 1 2 3 4 C D F A B E 3 17 FDVR ASSY I FDVR ASSY DWX2320 I ...
Page 49: ...DJM 707 49 5 6 7 8 5 6 7 8 C D F A B E I CN405 1 2 L ...
Page 53: ...DJM 707 53 5 6 7 8 5 6 7 8 C D F A B E K 1 2 CN1454 H 2 2 K Main Signal Route 18 ...
Page 55: ...DJM 707 55 5 6 7 8 5 6 7 8 C D F A B E K 2 2 MASTER 1 AMP Main Signal Route 22 ...
Page 59: ...DJM 707 59 5 6 7 8 5 6 7 8 C D F A B E L 2 2 ...