Ricoh J001 Service Manual page 172

6.8.5 DC RELAY BOARD
Control Board
The DC Relay board contains these important components and functions:
• Detection of vertical position of the paper during feeding
• High voltage power pack interface (Control Board ↔ Power Pack)
• Tray 2 interface (Control Board ↔ Tray 2)
• Paper feed clutch driver
• Sensor interface
J001/J003
CÓPIA NÃO CONTROLADA
+37V, +5VE1, +5VE2
DC Relay Board
PGNG, SGND
SENCA
SENCB
PP, ENBL, PP_TRG
PP_LEAK, COV_OPN
TRYMT_CLK, TRG, TRYCL, TRG
TRY_SET
FEED_CL
ENC_HP
P_END
6-40
CÓPIA NÃO CONTROLADA
ELECTRICAL COMPONENTS
Encoder SN
+37V, +5VE1
PP, EN, PP_TR
PP_LEAK, COV_OPN
+37V_TRY
+5VE2
TRYMT_CLK, TRG, TRYCL, TRG
TRY_SET
+37V
CLT_ON
CL Driver
+5VE2
ENC_HP
+5VE2
P_END
High Voltage
Power Supply
2nd Feed
Feed CL
Encoder HP
SN
Trailing Edge
SN
G707D955.WMF
SM