Difference between models

Before performing disassembly and reassembly work, first check this section to confirm an overview of the model to be repaired.

The disassembly and reassembly procedure is mainly explained in SC-P8550D series/SC-T7750D series. Sections in which procedures and assembly methods differ from other models are explained using photographs and illustrations.

Item			Point of difference	Model name
Item			Point of difference	SC-P8500D Series	SC-P7700D Series	SC-T5700D series	SC-P6500D series	SC-P6500DE series	SC-T3700D series	SC-T3700DE series	SC-P6500E series	SC-T3700E series	SC-P8500DL series	SC-T7700DL series	SC-P8550DM	SC-T7750DM	SC-T5750DM
Product description		Maximum paper width	---	44 inches	44 inches	36 inches	24 inches	24 inches	24 inches	24 inches	24 inches	24 inches	44 inches	44 inches	44 inches	44 inches	36 inches
		Paper feed	---	Double roll	Double roll	Double roll	Double roll	Double roll	Double roll	Double roll	Single roll	Single roll	Double roll	Double roll	Double roll	Double roll	Double roll
		Ink supply	---	Ink Cartridges	Ink Cartridges	Ink Cartridges	Ink Cartridges	Ink Cartridges	Ink Cartridges	Ink Cartridges	Ink Cartridges	Ink Cartridges	RIPS	RIPS	Ink Cartridges	Ink Cartridges	Ink Cartridges
		PS3 Expansion Unit	---	Yes	Yes	Yes	Yes	No	Yes	No	No	No	Yes	Yes	Yes	Yes	Yes
		Scanner Unit	---	No	No	No	No	No	No	No	No	No	No	No	Yes	Yes	Yes
Points of difference in disassembly and reassembly	Housing part	Front Top Cover	Screws	13	13	10	8	8	8	8	8	8	13	13	13	13	13
		Printer Cover Unit	Screws	14	14	17	12	12	12	12	12	12	14	14	14	14	14
		Front Top Cover	Presence of part	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	Yes	No	No	No
		Take-up Button Board Cover	Screws	2	2	2	2	2	2	2	2	2	1	1	2	2	2
		Housing Rear Upper 4	Presence of part	Yes	Yes	No	No	No	No	No	No	No	Yes	Yes	Yes	Yes	Yes
		Housing Rear Upper 3	Presence of part	Yes	Yes	Yes	No	No	No	No	No	No	Yes	Yes	Yes	Yes	Yes
		Housing Rear Lower 4	Presence of part	Yes	Yes	No	No	No	No	No	No	No	Yes	Yes	Yes	Yes	Yes
		Housing Rear Lower 3	Presence of part	Yes	Yes	Yes	No	No	No	No	No	No	Yes	Yes	Yes	Yes	Yes
		Lower Spindle Holder Cover E	Presence of part / No. of screws	Yes/2	Yes/2	Yes/1	No	No	No	No	Yes	Yes	Yes/2	Yes/2	Yes/2	Yes/2	Yes/2
		Lower Spindle Holder Cover C	Presence of part / No. of screws	Yes/2	Yes/2	Yes/1	No	No	No	No	Yes	Yes	Yes/2	Yes/2	Yes/2	Yes/2	Yes/2
		Front Cover	Presence of part	No	No	No	No	No	No	No	Yes	Yes	No	No	No	No	No
		Rear cover	Presence of part	No	No	No	No	No	No	No	Yes	Yes	No	No	No	No	No
		Left Cover	Presence of part	No	No	No	No	No	No	No	Yes	Yes	No	No	No	No	No
		Right Cover	Presence of part	No	No	No	No	No	No	No	Yes	Yes	No	No	No	No	No
	Electric Circuit Components	Take-up Button (CH83 SUB-S) Board	Presence of part	Yes	Yes	Yes	Yes	Yes	Yes	Yes	No	No	Yes	Yes	Yes	Yes	Yes
	Electric Circuit Components	CE46 SUB-R Board Full Assy.	Presence of part	Yes	Yes	Yes	No	No	No	No	No	No	Yes	Yes	Yes	Yes	Yes
	Paper feed part	2nd Roll Paper Edge Detection Sensor	Presence of part	Yes	Yes	Yes	Yes	Yes	Yes	Yes	No	No	Yes	Yes	Yes	Yes	Yes
		2nd Paper Feed Driven Release Sensor/2nd Paper Path Paper Detection Sensor	Presence of part	Yes	Yes	Yes	Yes	Yes	Yes	Yes	No	No	Yes	Yes	Yes	Yes	Yes
		2nd Roll Motor	Presence of part	Yes	Yes	Yes	Yes	Yes	Yes	Yes	No	No	Yes	Yes	Yes	Yes	Yes
		2nd Roll Paper Motor Assy / 2nd Roll Paper Gears	Presence of part	Yes	Yes	Yes	Yes	Yes	Yes	Yes	No	No	Yes	Yes	Yes	Yes	Yes
		2nd Roll Spindle Detection Sensor	Presence of part	Yes	Yes	Yes	Yes	Yes	Yes	Yes	No	No	Yes	Yes	Yes	Yes	Yes
		2nd Roll Spindle Lock Position Detection Sensor	Presence of part	Yes	Yes	Yes	Yes	Yes	Yes	Yes	No	No	Yes	Yes	Yes	Yes	Yes
		PF Roller Middle Support (Full)	Presence of part	Yes	Yes	Yes	No	No	No	No	No	No	Yes	Yes	Yes	Yes	Yes
		ASF Gears	No. of gears	6	6	6	6	6	6	6	3	3	6	6	6	6	6
		Full Side 1st Roll Paper Guide	Presence of part	Yes	Yes	Yes	No	No	No	No	No	No	Yes	Yes	Yes	Yes	Yes
		Home Side 2nd Roll Paper Guide	Presence of part	Yes	Yes	Yes	Yes	Yes	Yes	Yes	No	No	Yes	Yes	Yes	Yes	Yes
		Full Side 2nd Roll Paper Guide	Presence of part	Yes	Yes	Yes	Yes	Yes	Yes	Yes	No	No	Yes	Yes	Yes	Yes	Yes
		Nip Release Roller/Nip Release Roller Holder	No. of parts	15	15	12	8	8	8	8	8	8	15	15	15	15	15
		Home Side Lower Roll Paper Guide Parts	Presence of part	Yes	Yes	Yes	Yes	Yes	Yes	Yes	No	No	Yes	Yes	Yes	Yes	Yes
		Platen Paper Guide Rear	Presence of part	Yes	Yes	Yes	No	No	No	No	No	No	Yes	Yes	Yes	Yes	Yes
		Board Paper Guide Roller (Full)/Board Paper Guide Roller (Middle)/Board Paper Guide Roller (Home)	No. of parts	8	8	8	6	6	6	6	6	6	8	8	8	8	8
	Others	Borderless Maintenance Box CSIC Unit (Home/Full)	No. of parts	2	2	2	1	1	1	1	1	1	2	2	2	2	2
	RIPS	Ink Pack Tray	Presence of part	No	No	No	No	No	No	No	No	No	Yes	Yes	No	No	No
		Ink Holder (RIPS) Upper Cover	Presence of part	No	No	No	No	No	No	No	No	No	Yes	Yes	No	No	No
		Ink Pack Tray Right Side	Presence of part	No	No	No	No	No	No	No	No	No	Yes	Yes	No	No	No
		Ink Pack Tray Left Side	Presence of part	No	No	No	No	No	No	No	No	No	Yes	Yes	No	No	No
		IH Cover Unit	Presence of part	No	No	No	No	No	No	No	No	No	Yes	Yes	No	No	No
		RIPSユニット_2	Presence of part	No	No	No	No	No	No	No	No	No	Yes	Yes	No	No	No
		Pump Unit	Presence of part	No	No	No	No	No	No	No	No	No	Yes	Yes	No	No	No
		Ink Pans	Presence of part	No	No	No	No	No	No	No	No	No	Yes	Yes	No	No	No
		Ink Storing Box with Ink Leak Detection Sensor (RIPS)	Presence of part	No	No	No	No	No	No	No	No	No	Yes	Yes	No	No	No
	Scanner	Scanner Unit Scanner related parts	Presence of part	No	No	No	No	No	No	No	No	No	No	No	Yes	Yes	Yes

# Difference between models

Difference between models