Ricoh FT8780, FT880 Service Manual MR20
MENU READER
(Machine Code: A952)
6 March 1992 SPECIFICATIONS
1. SPECIFICATIONS
- Item - - Specification Job Sheet
1. Material:
2. Size:
3. Weight:
4. Markers:
Job Sheet Feed Method: Fed in and out automatically
Reading Time: Approximately 2.5 seconds
Power Source: +24 volts and +5 volts (from copier)
Dimensions:
(W x D x H)
Weight: 1.42 lb (640 g)
Paper
2.6" x 5.9" (67 mm x 150 mm)
22 lbs to 43 lbs (83 g to 161 g)
Black pencil, HB or higher (HB, B, 2B, etc.)
Marker (Black)
Ball-point pen (Black)
4.4" x 6.5" x 1.8"
(112 mm x 165 mm x 45 mm)
Menu Reader
1
OVERALL MACHINE CONTROL 6 March 1992
2. OVERALL MACHINE CONTROL
+24V
ROM
Mark
Detection
Sensor
LED
Indlcator
Sheet
Detection
Sensor
+15V
+5V
Address
Latch
Signal
Amplification
LED
Drive
CPU
+5V
+15V
+24V
Motor
Drive
Level
Conversion
Voltage
Monitor
External
Reset
Power
Supply
Motor
Copier
The menu reader is controlled by the copier.
2
6 March 1992 DATA FORMAT
3. DATA FORMAT
Menu Reader → Copier
b7 b6 b5 b4 b3 b2 b1 b0 DATA CONTENTS
B C D 0 0 0 0 Copy Quantity x 1
B C D 0 0 0 1 Copy Quantity x 10
B C D 0 0 1 0 Copy Quantity x 100
Size 4 Size 3 Size 2 Size 1 0 0 1 1 Paper Size
Enlarge 3 Enlarge 2 Enlarge 1 100% 0 1 0 0 Reproduction Ratio-1
Reduce 4 Reduce 3 Reduce 2 Reduce 1 0 1 0 1 Reproduction Ratio-2
0 2 : 1 2 : 2 1 : 2 0 1 1 0 Duplex
0 0 Stack Sort 0 1 1 1 Sorter
0 0 0 Staple 1 0 0 0 Staple
0 0 0 Reserve-1 1 0 0 1 Reserve-1
0
0 0
0 0 0 Reserve-4 1 1 0 0 Reserve-4
----- ------ ------ ------ 1 1 0 1
------ ------ ------ ------ 1 1 1 0
Reserve
2-2
Reserve
2-2
0
Reserve
2-1
Reserve-3 1 0 1 1 Reserve-3
1 0 1 0 Reserve-2
1 1 1 1 Control Data
Copier → Menu Reader
b7 b6 b5 b4 b3 b2 b1 b0 DATA CONTENTS
------ ------ ------ ------ 0 0 0 0 Insert Sheet OK/NG
------ ------ ------ ------ 0 0 0 1
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------ ------ ------ ------ 1 1 1 0
1 1 1 1 1 1 1 1 Send OK
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The contents of the reserve bytes are different in each market.
Menu Reader
3
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