Service Connectors

There are two Service Connectors on the PS5:

Pictures

First Connector (5 Pins)

Second Connector (24 Pins)

Third Connector (24 Pins) (Bluray)

Meaning of Pins

• Starts at Leftmost (Indicated by Arrow)

5 Pins

PIN # (24 PIN#)	Meaning	Notes
1	Ground	Ground Plane
2(7)	Transmit EMC	Used to send commands to EMC. command always <com>:<chk>\r\n
3(6)	Receive EMC	Used to recv responses from EMC. response always <res>:<chk>\r\n
4(14)	titania uart1 tx	titania uart1 tx (bootrom: 460800, eap fw, apu: 230400)
5(13)	titania uart1 rx	titania uart1 rx (bootrom: 460800, eap fw, apu: 230400)

24 Pins

• Major credits to shuffle2 for the complete pinout

PIN #	Meaning	Notes
1	VDD	5v
2	VDD	5v
3	GND	Ground Plane
4	GND	Ground Plane
5	emc gpio a1	pulling low at emc boot causes emc rom to enter uart shell @ 460800
6	Receive EMC	Used to recv responses from EMC. response always <res>:<chk>\r\n (uart rx emc 115200)
7	Transmit EMC	Used to send commands to EMC. command always <com>:<chk>\r\n (uart tx emc 115200)
8	3v3	goes low when emc resets
9	0v	0v
10	GND	Ground Plane
11	titania uart0 tx	titania uart0 tx (efc fw: 460800)
12	titania uart0 rx	titania uart0 rx (efc fw: 460800)
13	titania uart1 rx	titania uart1 rx (bootrom: 460800, eap fw, apu: 230400)
14	titania uart1 tx	titania uart1 tx (bootrom: 460800, eap fw, apu: 230400)
15	GND	Ground Plane
16	emc gpio c5	("GPI SW" (only used if devif_det# active))
17	0v	0v
18	5v	5v
19	emc gpio a49	emc gpio a49
20	emc gpio a27	emc gpio a27. main power switch
21	i2c data	i2c data (i2c_bus_4)
22	i2c clock	(i2c_bus_4)
23	GND	Ground Plane
24	emc reset#	emc reset#