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Pin No.
Pin Name
156, 157
TEST1, TEST0
158
EVA
159
OPR LED
160
SSB DATA
161
SSB CLK
162
MCUVSS0
163
OPR_LED_R_PWM
164
VL PWM
165
VC PWM
166
SPDL_AUX_PWM
167
OPR_LED_G_PWM
168
NC
169
CLK SEL
OPEN CLOSE
170
SW
171
GND SW
172
SET CODE0
173
SET CODE1
174
SET CODE2
175
SET CODE3
176
MIFVDD1
177
MIFVSS1
178
AOUT SEL
179
SI0
180
SO0
181
SCK0
182
XGUM ON
183
BEEP
184
NC
185
VD. SEL
186
XMUTE
187
LCD_RST_AUX
188-189
NC
190
X PATCH
191
OPT DET
192
XJACK DET
193
XMIC DET
194, 195
PD S0, PD S1
196
MIFVDD2
197 to
MODE1 to 3
199
200, 201
HD CON 1, 2
202
NC
203
XCS ADA
204
XPD ADA
205
XCS LCD
I/O
I
Terminal 1, 0 for the main test
I
EVA/FLASH chip discrimination terminal
O
Operation LED control (Not used in this set)
I/O
Input/output of SSB serial data
—
SSB serial clock
—
Ground (for the microcomputer block)
O
Operation LED (R) control PWM
—
PWM for the laser power supply voltage control
—
PWM for the system power supply voltage control
O
Spindle auxiliary control PWM
O
Operation LED (G) control PWM
O
Not used (open)
O
Not used (open)
Not used (open)
I
O
Not used (open)
O
Set code 0
O
Set code 1
Set code 2
O
O
Set code 3
—
Power supply (for the microcomputer I/F block)
—
Ground (for the microcomputer I/F block)
O
HP/LINE changeover signal output Not used (open)
I
Serial data input (CH0)
O
Serial data output (CH0)
O
Serial clock signal output (CH0)
I
Not used (open)
O
Beep sound output
—
Not used (open)
O
Not used (open)
Not used (open)
O
O
Not used (open)
O
Not used (open)
I
Not used (connected to ground)
I
Not used (open)
I
Not used (open)
I
Not used (open)
O
PD IC mode changeover 0, 1
—
Power supply (for the microcomputer I/F block)
Not used (open)
O
O
Not used (open)
O
Not used (open)
O
Not used (open)
O
Not used (open)
O
Not used (open)
Description
MZ-E501
Ver 1.2 2001.12
29
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