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XPS 730(X) H2C cable pinout (work in progress)
liquid pump and rear cpu fan are each connected to main H2C cable via molex SL 2.54mm pitch connectors
liquid pump: 6 pin (P for pump)
rear cpu fan: 5 pin (F for fan)
H2C: 16 pin (H for H2C)
1P, 2P, 3P, 4P, 5P, 6P=gnd, pwm, N/C, N/C, tach, +12V
| 1P | 2P | 3P | 4P | 5P | 6P |
| Gnd | PWM | N/C | N/C | tach (rpm) | +12V |
1F, 2F, 3F, 4F, 5F=N/C, pwm, gnd, +12V, tach (in keeping with Dell proprietary 5 pin 4 wire plug)
| 1F | 2F | 3F | 4F | 5F |
| N/C | PWM | Gnd | +12V | tach (rpm) |
16 pin: H=H2C 1/9 TEC gnd, 2/10 TEC +12V (red)
S1,S2,S3=thermistor
| 1H | 2H (red) | 3H | 4H |
| Gnd (TEC) | +12V (TEC) | N/C | N/C |
| 9H | 10H (red) | 11H | 12H (6P,4F) |
| Gnd (TEC) | +12V (TEC) | N/C | +12V |
| 5H (1P,3F) | 6H | 7H | 8H (1P,3F) |
| Gnd | S2/S3 | S1 | Gnd |
| 13H (2P) | 14H (5P) | 15H (2F) | 16H (5F) |
| Pump PWM | Pump rpm | Fan PWM | Fan rpm |
redxps630
7 Technologist
7 Technologist
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10.4K Posts
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March 15th, 2023 16:00
730(X) MCB
#2 power to MCB
10 pin
https://imgur.io/kme05Nh
https://imgur.com/a/SkmKEl6
https://imgur.com/a/xluEhHg
#1 Internal LED (theater lighting card)
Dell MX530 XPS 730 Internal LED Panel with Cable WX226.
7 pin
#3 front top LED
Dell XPS 730 Front LED Board with NY987 Cable Assy TU674 MM068
6 pin
#6 Dell XPS 730 Control Board Switch w/ Power Button FN037
Dell XPS 730 10.5" Power Switch Button Cable CN-0DM755 DM755
9 pin
#12 Dell XPS 730 Front I/O to Motherboard USB 2.0 Cable 0XR561
8 pin
8 pin
#7 rear PCI LED
6 pin
Dell XPS 730 Rear PCI Panel with XN188 Cable Assembly GG767 HG854
#4
Dell XPS 730 front bottom LED to I/O Master PWA Cable TW073 CN-0TW073
12 pin
#15
Dell XPS 730 Rear LED Panel with Cable GT431 Assembly CT588 H9348 Rev.A01
14 pin
#13
Dell XPS 730 MB to IO Master PWA Cable New TY407
10 pin
picture shows the Front Bottom Left LED light guide and lamp cover
#4 Front Bottom Right LED
Dell XPS730 2xUSB w / Cable IO Front Panel Assembly RW104 HY554 TW073 XR561 HP354
12 pin connects directly to MCB
pic shows small white 7 pin cable HP354 communicating with Dell XPS 730 Audio iEEE1394 IO Front Panel Assembly JY052 for the Front Bottom Left LED
(edited)