You can find the full schematic and related repair files on several specialized technician forums and archives:
| Header | Pin Count | Primary Use | Notable Features | |--------|-----------|-------------|------------------| | | 6‑pin (2×3) | UART console, external device | 5 V‑tolerant pins via series 1 kΩ resistors. | | J2 | 8‑pin (2×4) | CAN bus (H/L) | 120 Ω termination resistors optionally populated. | | J3 | 10‑pin (2×5) | SPI flash (W25Q64) | Dual‑inline, includes CS pin. | | J4 | 4‑pin (2×2) | I²C EEPROM (24LC256) | Pull‑ups already on board. | | J5 | 16‑pin (2×8) | Analog sensor array | Dedicated analog ground plane, 0.1 µF decoupling per pin. | | J6 | 40‑pin (2×20) | General‑purpose I/O & PWM | All MCU alternate‑function pins accessible, including timers, DAC (if enabled). | mbx252 schematic full
Page 4, Section C3 (Video Output Subsystem). You can find the full schematic and related
Download SONY VPCEL2S1R R0160E03 PCG-71C12V MBX-252 EPROM service manual & repair info for electronics experts. Elektrotanya | | J4 | 4‑pin (2×2) | I²C
Playbook
