Rewriting The Firmware - Pioneer EFX-1000 Service Manual

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7.1.2 REWRITING THE FIRMWARE

A
Items required
• EFX-1000 (This model)
• PC (Windows 98, XP, 2000)
• RS-232C jig (GGF1490)
• Flash Development Tool Kit (ver. 3.3)
• Program Flash File
About these softwares (Flash Development Tool kit and Program Flash Files)
To obtain these software, contact your nearest Pioneer service center.
B Connections
C
RS-232C jig (GGF1490) Schematic diagram
D
Parts List
SEMICONDUCTORS
IC1 : MAX3232CSE+
Q1 : DTA124EK
Q2 : DTC124EK
CAPACITORS
C1, C2, C3, C4, C5 : CEAT100M50
C7 : CKSQYB103K50
RESISTORS
R1 : RD1/4PU221J
R2, R3 : RD1/4PU103J
OTHERS
CN1 (RS-232C CONNECTOR) : DKN1343
CN3 (6P CONNECTOR) : B6B-PH
CN4 (MINI JACK) : AKN7014
SW1, 2 (SWITCH) : DSH1049
E
10/50
1
6
NC
2
GND
10/50
7
3
8
4
9
5
NC
CN1
10/50
DKN1343
F
78
1
2
PC
CN1
RS-232C
RS-232C Jig
C4
STBY
10/50
+
+
C5 C6
GND
10/50 0.01
16
1
GND
+
C1
15
2
14 NC
3
13
+ 4
C2
12 NC
5
GND
11
6
GND
10
7
9
8
IC1
C3
MAX3232CSE+
+
MAXIM
2
3
Connect GND terminal of the RS-232C jig board and
GND (chassis) of the EFX-1000.
RS-232C jig
(GGF1490)
(operate on 3.3V)
CN3
R1
220
R2
10k
C
B
GND
E
Q1
FOR CDJ-800
DTA124EK
SW2
C7
R3
0.01
10k
OTHER
GND GND
C
B
Q2
DTC124EK
E
GNDD
EFX-1000
3
4
MAIN BOARD
CN400
FOR CDJ-800
C 1
B 2
A 3
CN4
AKN7014
1
REMO
2
REMI
To
TEST MODE
3
V+5V
MAIN BOARD
4
SW1 RMIN
CN400
5
FLWR
6
GNDD
UPDATE
CN3
B6B-PH
SW position
SW1 : UPDATE
SW2 : OTHER
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