Philips FW-C780/22/37 Servise Manual page 63

TAPE MECHANISM ELECTRONICS
B Photo Sensor
Rec-R
Rec-F
Solenoid
B-Mode
R1 (680R)
Solenoid
Motor
A-Mode
R2 (680R)
A Photo Sensor
9A-5
1. B Rec Switch (REV)
2. B CrO2 Switch
CrO2
3. B Rec Switch (FWD)
4. B Photo Out
5. B Solenoid
6. Vcc 12V
7. B Mode Switch
8. Gnd
9. A Solenoid
10. A Photo Out
11. A Mode Switch
12. Motor L
13. A CrO2 Switch
14. Motor H
CrO2
Mechanism A Head Wires Soldering
Pink or Play
Head
Red
Screen
(Gnd)
White
Mechanism B Head Wires Soldering (Non-Dolby version)
Rec/Pb Head wire
Head connector pcb
1. +L ch (White)
2. - ch (Black)
3. +R ch (Red)
4. E Head (Blue)
5. E Head (Yellow)
For Auto-reverse Head
Mechanism B Head Wires Soldering (Dolby B NR version)
Rec/Pb Head wire
Head connector pcb
1. +L ch (White)
2. - L ch (Black)
3. +R ch (Red)
4. - R ch (Blue)
5. E Head (Yellow)
6. E Head (Yellow)
For Auto-reverse Head
9A-5
Head wire
connector pcb
1. White
Rec/Pb
2. Black
Head
3. Red
4. Blue
5. Yellow
Erase
Head
For Normal Head
Head wire
connector pcb
1. White
Rec/Pb
2. Black
Head
3. Red
4. Blue
5. Yellow
Erase
Head
For Normal Head